./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-mutex_fs-binfmt_misc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --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 2c6afaf5bedcc2af934f5b2a4cc6fb91099717aaf97d30d9787d5c01855a1a43 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:54:47,709 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:54:47,787 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-29 03:54:47,792 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:54:47,793 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:54:47,819 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:54:47,819 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:54:47,820 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:54:47,821 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:54:47,821 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:54:47,822 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:54:47,823 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:54:47,823 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:54:47,824 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:54:47,825 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:54:47,825 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:54:47,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:54:47,826 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:54:47,827 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:54:47,827 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:54:47,828 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:54:47,829 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:54:47,829 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:54:47,830 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:54:47,830 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:54:47,831 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:54:47,831 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:54:47,832 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:54:47,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:54:47,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:54:47,833 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:54:47,834 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:54:47,834 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:54:47,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 03:54:47,835 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:54:47,835 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:54:47,835 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:54:47,835 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:54:47,835 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:54:47,836 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c6afaf5bedcc2af934f5b2a4cc6fb91099717aaf97d30d9787d5c01855a1a43 [2023-11-29 03:54:48,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:54:48,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:54:48,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:54:48,108 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:54:48,108 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:54:48,109 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i [2023-11-29 03:54:51,033 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:54:51,467 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:54:51,467 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i [2023-11-29 03:54:51,501 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/bin/uautomizer-verify-BQ2R08f2Ya/data/23071dbf5/4e1c0233bab94894973829d1e437420b/FLAGfcd2f053b [2023-11-29 03:54:51,518 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/bin/uautomizer-verify-BQ2R08f2Ya/data/23071dbf5/4e1c0233bab94894973829d1e437420b [2023-11-29 03:54:51,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:54:51,522 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:54:51,524 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:54:51,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:54:51,530 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:54:51,531 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:54:51" (1/1) ... [2023-11-29 03:54:51,532 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b4ea510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:54:51, skipping insertion in model container [2023-11-29 03:54:51,533 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:54:51" (1/1) ... [2023-11-29 03:54:51,666 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:54:53,011 WARN L240 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_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193323,193336] [2023-11-29 03:54:53,016 WARN L240 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_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193489,193502] [2023-11-29 03:54:53,017 WARN L240 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_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193653,193666] [2023-11-29 03:54:53,017 WARN L240 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_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193818,193831] [2023-11-29 03:54:53,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:54:53,065 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:54:53,162 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3689] [2023-11-29 03:54:53,164 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [3696] [2023-11-29 03:54:53,166 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [3721] [2023-11-29 03:54:53,303 WARN L240 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_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193323,193336] [2023-11-29 03:54:53,304 WARN L240 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_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193489,193502] [2023-11-29 03:54:53,305 WARN L240 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_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193653,193666] [2023-11-29 03:54:53,305 WARN L240 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_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193818,193831] [2023-11-29 03:54:53,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:54:53,381 WARN L675 CHandler]: The function strrchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 03:54:53,381 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 03:54:53,390 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:54:53,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:54:53 WrapperNode [2023-11-29 03:54:53,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:54:53,392 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:54:53,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:54:53,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:54:53,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:54:53" (1/1) ... [2023-11-29 03:54:53,454 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:54:53" (1/1) ... [2023-11-29 03:54:53,601 INFO L138 Inliner]: procedures = 238, calls = 1022, calls flagged for inlining = 130, calls inlined = 118, statements flattened = 3146 [2023-11-29 03:54:53,602 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:54:53,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:54:53,603 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:54:53,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:54:53,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:54:53" (1/1) ... [2023-11-29 03:54:53,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:54:53" (1/1) ... [2023-11-29 03:54:53,633 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:54:53" (1/1) ... [2023-11-29 03:54:54,252 INFO L175 MemorySlicer]: Split 511 memory accesses to 30 slices as follows [191, 3, 64, 1, 6, 6, 1, 3, 2, 3, 8, 10, 8, 7, 3, 3, 1, 5, 7, 5, 2, 7, 1, 1, 2, 6, 27, 79, 27, 22]. 37 percent of accesses are in the largest equivalence class. The 255 initializations are split as follows [29, 0, 0, 1, 0, 0, 0, 0, 2, 3, 8, 10, 8, 7, 3, 0, 1, 5, 7, 5, 0, 7, 1, 1, 2, 0, 27, 79, 27, 22]. The 77 writes are split as follows [47, 0, 19, 0, 2, 6, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0]. [2023-11-29 03:54:54,253 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:54:53" (1/1) ... [2023-11-29 03:54:54,253 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:54:53" (1/1) ... [2023-11-29 03:54:54,330 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:54:53" (1/1) ... [2023-11-29 03:54:54,347 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:54:53" (1/1) ... [2023-11-29 03:54:54,392 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:54:53" (1/1) ... [2023-11-29 03:54:54,421 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:54:53" (1/1) ... [2023-11-29 03:54:54,452 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:54:54,453 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:54:54,453 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:54:54,453 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:54:54,454 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:54:53" (1/1) ... [2023-11-29 03:54:54,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:54:54,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:54:54,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:54:54,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78448fb-b1b8-4265-92f6-41a3bf7ee8c8/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:54:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2023-11-29 03:54:54,518 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2023-11-29 03:54:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-29 03:54:54,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-29 03:54:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2023-11-29 03:54:54,519 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2023-11-29 03:54:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2023-11-29 03:54:54,519 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2023-11-29 03:54:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-29 03:54:54,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-29 03:54:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2023-11-29 03:54:54,519 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2023-11-29 03:54:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure copy_strings_kernel [2023-11-29 03:54:54,520 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_strings_kernel [2023-11-29 03:54:54,520 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2023-11-29 03:54:54,520 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2023-11-29 03:54:54,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-29 03:54:54,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-29 03:54:54,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-29 03:54:54,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-29 03:54:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-29 03:54:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-29 03:54:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-29 03:54:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-29 03:54:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-29 03:54:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-29 03:54:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-29 03:54:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-29 03:54:54,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-29 03:54:54,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2023-11-29 03:54:54,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2023-11-29 03:54:54,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2023-11-29 03:54:54,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2023-11-29 03:54:54,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2023-11-29 03:54:54,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2023-11-29 03:54:54,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2023-11-29 03:54:54,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2023-11-29 03:54:54,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2023-11-29 03:54:54,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2023-11-29 03:54:54,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2023-11-29 03:54:54,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2023-11-29 03:54:54,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2023-11-29 03:54:54,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2023-11-29 03:54:54,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2023-11-29 03:54:54,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2023-11-29 03:54:54,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2023-11-29 03:54:54,524 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-29 03:54:54,524 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-29 03:54:54,524 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-29 03:54:54,524 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-29 03:54:54,524 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-29 03:54:54,524 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-29 03:54:54,524 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-29 03:54:54,524 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-29 03:54:54,525 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-29 03:54:54,525 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-29 03:54:54,525 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-29 03:54:54,525 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-29 03:54:54,525 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-29 03:54:54,525 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2023-11-29 03:54:54,525 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2023-11-29 03:54:54,525 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2023-11-29 03:54:54,525 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2023-11-29 03:54:54,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2023-11-29 03:54:54,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2023-11-29 03:54:54,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2023-11-29 03:54:54,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2023-11-29 03:54:54,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2023-11-29 03:54:54,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2023-11-29 03:54:54,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2023-11-29 03:54:54,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2023-11-29 03:54:54,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2023-11-29 03:54:54,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2023-11-29 03:54:54,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2023-11-29 03:54:54,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2023-11-29 03:54:54,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2023-11-29 03:54:54,527 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-29 03:54:54,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-29 03:54:54,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 03:54:54,527 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-29 03:54:54,528 INFO L130 BoogieDeclarations]: Found specification of procedure kill_node [2023-11-29 03:54:54,528 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_node [2023-11-29 03:54:54,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2023-11-29 03:54:54,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2023-11-29 03:54:54,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-29 03:54:54,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-29 03:54:54,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-29 03:54:54,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-29 03:54:54,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-29 03:54:54,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-29 03:54:54,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-29 03:54:54,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-29 03:54:54,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-29 03:54:54,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-29 03:54:54,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-29 03:54:54,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-29 03:54:54,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-29 03:54:54,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-29 03:54:54,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-29 03:54:54,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-29 03:54:54,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-29 03:54:54,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-29 03:54:54,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-29 03:54:54,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-29 03:54:54,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-29 03:54:54,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-29 03:54:54,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-29 03:54:54,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2023-11-29 03:54:54,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2023-11-29 03:54:54,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2023-11-29 03:54:54,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2023-11-29 03:54:54,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2023-11-29 03:54:54,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2023-11-29 03:54:54,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2023-11-29 03:54:54,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-29 03:54:54,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-29 03:54:54,532 INFO L130 BoogieDeclarations]: Found specification of procedure allow_write_access [2023-11-29 03:54:54,532 INFO L138 BoogieDeclarations]: Found implementation of procedure allow_write_access [2023-11-29 03:54:54,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-29 03:54:54,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-29 03:54:54,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-29 03:54:54,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-29 03:54:54,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_misc_binfmt_7_2 [2023-11-29 03:54:54,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_misc_binfmt_7_2 [2023-11-29 03:54:54,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 03:54:54,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-29 03:54:54,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-29 03:54:54,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-29 03:54:54,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-29 03:54:54,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-29 03:54:54,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-29 03:54:54,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-29 03:54:54,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-29 03:54:54,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-29 03:54:54,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-29 03:54:54,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-29 03:54:54,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-29 03:54:54,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-29 03:54:54,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-29 03:54:54,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-29 03:54:54,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-29 03:54:54,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-29 03:54:54,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-29 03:54:54,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-29 03:54:54,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-29 03:54:54,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-29 03:54:54,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-29 03:54:54,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-29 03:54:54,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2023-11-29 03:54:54,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2023-11-29 03:54:54,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2023-11-29 03:54:54,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2023-11-29 03:54:54,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2023-11-29 03:54:54,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2023-11-29 03:54:54,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2023-11-29 03:54:54,536 INFO L130 BoogieDeclarations]: Found specification of procedure bm_evict_inode [2023-11-29 03:54:54,536 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_evict_inode [2023-11-29 03:54:54,537 INFO L130 BoogieDeclarations]: Found specification of procedure kill_litter_super [2023-11-29 03:54:54,537 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_litter_super [2023-11-29 03:54:54,537 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2023-11-29 03:54:54,537 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2023-11-29 03:54:54,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-29 03:54:54,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-29 03:54:54,537 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-29 03:54:54,537 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-29 03:54:54,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-29 03:54:54,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-29 03:54:54,538 INFO L130 BoogieDeclarations]: Found specification of procedure parse_command [2023-11-29 03:54:54,538 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_command [2023-11-29 03:54:54,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 03:54:54,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 03:54:54,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 03:54:54,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 03:54:54,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 03:54:54,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 03:54:54,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-29 03:54:54,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-29 03:54:54,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-29 03:54:54,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-29 03:54:54,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-29 03:54:54,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-29 03:54:54,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-29 03:54:54,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-29 03:54:54,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-29 03:54:54,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-29 03:54:54,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-29 03:54:54,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-29 03:54:54,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-29 03:54:54,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-29 03:54:54,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-29 03:54:54,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-29 03:54:54,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-29 03:54:54,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-29 03:54:54,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-29 03:54:54,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-29 03:54:54,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-29 03:54:54,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-29 03:54:54,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-29 03:54:54,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-11-29 03:54:54,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-29 03:54:54,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-29 03:54:54,541 INFO L130 BoogieDeclarations]: Found specification of procedure bm_register_write [2023-11-29 03:54:54,541 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_register_write [2023-11-29 03:54:54,541 INFO L130 BoogieDeclarations]: Found specification of procedure bm_entry_read [2023-11-29 03:54:54,541 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_entry_read [2023-11-29 03:54:54,541 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-29 03:54:54,541 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-29 03:54:54,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-29 03:54:54,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-29 03:54:54,542 INFO L130 BoogieDeclarations]: Found specification of procedure bm_status_write [2023-11-29 03:54:54,542 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_status_write [2023-11-29 03:54:54,542 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-29 03:54:54,542 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-29 03:54:54,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-29 03:54:54,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-29 03:54:54,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 03:54:54,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 03:54:54,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 03:54:54,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 03:54:54,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 03:54:54,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 03:54:54,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-29 03:54:54,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-29 03:54:54,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-29 03:54:54,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-29 03:54:54,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-29 03:54:54,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-29 03:54:54,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-29 03:54:54,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-29 03:54:54,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-29 03:54:54,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-29 03:54:54,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-29 03:54:54,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-29 03:54:54,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-29 03:54:54,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-29 03:54:54,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-29 03:54:54,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-29 03:54:54,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-29 03:54:54,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-29 03:54:54,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-29 03:54:54,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-29 03:54:54,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-29 03:54:54,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-29 03:54:54,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-29 03:54:54,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-11-29 03:54:54,546 INFO L130 BoogieDeclarations]: Found specification of procedure scanarg [2023-11-29 03:54:54,546 INFO L138 BoogieDeclarations]: Found implementation of procedure scanarg [2023-11-29 03:54:54,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-29 03:54:54,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-29 03:54:54,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 03:54:54,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-29 03:54:54,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-29 03:54:54,546 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2023-11-29 03:54:54,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-29 03:54:54,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-29 03:54:54,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-29 03:54:54,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-29 03:54:54,547 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2023-11-29 03:54:54,547 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2023-11-29 03:54:54,547 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-29 03:54:54,547 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-29 03:54:54,547 INFO L130 BoogieDeclarations]: Found specification of procedure bm_entry_write [2023-11-29 03:54:54,547 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_entry_write [2023-11-29 03:54:54,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:54:54,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-29 03:54:54,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-29 03:54:54,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-29 03:54:54,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-29 03:54:54,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-29 03:54:54,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-29 03:54:54,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-29 03:54:54,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-29 03:54:54,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-29 03:54:54,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-29 03:54:54,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-29 03:54:54,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-29 03:54:54,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-29 03:54:54,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-29 03:54:54,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-29 03:54:54,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-29 03:54:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-29 03:54:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-29 03:54:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-29 03:54:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-29 03:54:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-29 03:54:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-29 03:54:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-29 03:54:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-29 03:54:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-29 03:54:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2023-11-29 03:54:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2023-11-29 03:54:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2023-11-29 03:54:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2023-11-29 03:54:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2023-11-29 03:54:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2023-11-29 03:54:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2023-11-29 03:54:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure string_unescape_inplace [2023-11-29 03:54:54,552 INFO L138 BoogieDeclarations]: Found implementation of procedure string_unescape_inplace [2023-11-29 03:54:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2023-11-29 03:54:54,552 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2023-11-29 03:54:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-29 03:54:54,552 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-29 03:54:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure bm_status_read [2023-11-29 03:54:54,553 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_status_read [2023-11-29 03:54:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-29 03:54:54,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-29 03:54:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-29 03:54:54,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-29 03:54:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 03:54:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 03:54:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 03:54:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 03:54:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 03:54:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 03:54:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-29 03:54:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-29 03:54:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-29 03:54:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-29 03:54:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-29 03:54:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-29 03:54:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-29 03:54:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-29 03:54:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-29 03:54:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-29 03:54:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-29 03:54:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-29 03:54:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-29 03:54:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-29 03:54:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-29 03:54:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-29 03:54:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-29 03:54:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-29 03:54:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-29 03:54:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-29 03:54:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-29 03:54:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-29 03:54:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-29 03:54:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-11-29 03:54:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-29 03:54:54,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-29 03:54:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:54:54,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:54:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-11-29 03:54:54,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-11-29 03:54:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-29 03:54:54,556 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-29 03:54:55,187 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:54:55,191 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:54:55,218 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-29 03:54:57,677 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-29 03:54:57,731 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:54:58,015 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:54:58,015 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-29 03:54:58,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:54:58 BoogieIcfgContainer [2023-11-29 03:54:58,017 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:54:58,020 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:54:58,020 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:54:58,023 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:54:58,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:54:51" (1/3) ... [2023-11-29 03:54:58,024 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7663e544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:54:58, skipping insertion in model container [2023-11-29 03:54:58,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:54:53" (2/3) ... [2023-11-29 03:54:58,025 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7663e544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:54:58, skipping insertion in model container [2023-11-29 03:54:58,025 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:54:58" (3/3) ... [2023-11-29 03:54:58,026 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i [2023-11-29 03:54:58,047 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:54:58,048 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-29 03:54:58,123 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:54:58,131 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=LoopHeads, 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;@9803151, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:54:58,131 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-29 03:54:58,141 INFO L276 IsEmpty]: Start isEmpty. Operand has 847 states, 557 states have (on average 1.4344703770197487) internal successors, (799), 564 states have internal predecessors, (799), 238 states have call successors, (238), 50 states have call predecessors, (238), 49 states have return successors, (231), 231 states have call predecessors, (231), 231 states have call successors, (231) [2023-11-29 03:54:58,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-11-29 03:54:58,172 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:54:58,173 INFO L195 NwaCegarLoop]: trace histogram [25, 24, 24, 24, 24, 24, 24, 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] [2023-11-29 03:54:58,174 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:54:58,179 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:54:58,180 INFO L85 PathProgramCache]: Analyzing trace with hash -828223664, now seen corresponding path program 1 times [2023-11-29 03:54:58,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:54:58,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017740524] [2023-11-29 03:54:58,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:54:58,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:54:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:58,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:58,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:58,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:58,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:54:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:58,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:58,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:58,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:54:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:58,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:58,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:58,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:54:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:58,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:58,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:54:58,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:58,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:54:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:54:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:54:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:54:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:54:59,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:54:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:54:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:54:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:54:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:54:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:54:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:54:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:54:59,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:54:59,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:54:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:54:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:54:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:54:59,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:54:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:54:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-29 03:54:59,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2023-11-29 03:54:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:54:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:59,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2259 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2259 trivial. 0 not checked. [2023-11-29 03:54:59,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:54:59,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017740524] [2023-11-29 03:54:59,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017740524] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:54:59,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:54:59,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:54:59,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996408625] [2023-11-29 03:54:59,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:54:59,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:54:59,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:54:59,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:54:59,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:54:59,465 INFO L87 Difference]: Start difference. First operand has 847 states, 557 states have (on average 1.4344703770197487) internal successors, (799), 564 states have internal predecessors, (799), 238 states have call successors, (238), 50 states have call predecessors, (238), 49 states have return successors, (231), 231 states have call predecessors, (231), 231 states have call successors, (231) Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-11-29 03:55:04,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:04,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:55:04,555 INFO L93 Difference]: Finished difference Result 2371 states and 3625 transitions. [2023-11-29 03:55:04,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:55:04,558 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 264 [2023-11-29 03:55:04,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:55:04,583 INFO L225 Difference]: With dead ends: 2371 [2023-11-29 03:55:04,583 INFO L226 Difference]: Without dead ends: 1562 [2023-11-29 03:55:04,590 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:55:04,593 INFO L413 NwaCegarLoop]: 647 mSDtfsCounter, 1980 mSDsluCounter, 1136 mSDsCounter, 0 mSdLazyCounter, 2099 mSolverCounterSat, 1087 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2146 SdHoareTripleChecker+Valid, 1783 SdHoareTripleChecker+Invalid, 3186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1087 IncrementalHoareTripleChecker+Valid, 2099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2023-11-29 03:55:04,594 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2146 Valid, 1783 Invalid, 3186 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1087 Valid, 2099 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2023-11-29 03:55:04,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1562 states. [2023-11-29 03:55:04,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1562 to 1554. [2023-11-29 03:55:04,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1554 states, 1044 states have (on average 1.4291187739463602) internal successors, (1492), 1057 states have internal predecessors, (1492), 413 states have call successors, (413), 95 states have call predecessors, (413), 94 states have return successors, (409), 409 states have call predecessors, (409), 409 states have call successors, (409) [2023-11-29 03:55:04,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1554 states and 2314 transitions. [2023-11-29 03:55:04,776 INFO L78 Accepts]: Start accepts. Automaton has 1554 states and 2314 transitions. Word has length 264 [2023-11-29 03:55:04,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:55:04,779 INFO L495 AbstractCegarLoop]: Abstraction has 1554 states and 2314 transitions. [2023-11-29 03:55:04,779 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-11-29 03:55:04,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 2314 transitions. [2023-11-29 03:55:04,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2023-11-29 03:55:04,791 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:55:04,792 INFO L195 NwaCegarLoop]: trace histogram [25, 24, 24, 24, 24, 24, 24, 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] [2023-11-29 03:55:04,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 03:55:04,792 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:55:04,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:55:04,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1140023192, now seen corresponding path program 1 times [2023-11-29 03:55:04,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:55:04,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288893413] [2023-11-29 03:55:04,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:04,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:55:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:04,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:55:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:55:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:55:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:55:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:55:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:55:05,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:55:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:55:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:55:05,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:55:05,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:55:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:55:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:55:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:55:05,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:55:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:55:05,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:55:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:55:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:55:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:55:05,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:55:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:55:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:55:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:55:05,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-29 03:55:05,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:55:05,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:55:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-11-29 03:55:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:05,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:55:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:55:05,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2023-11-29 03:55:05,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2023-11-29 03:55:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:05,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2283 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2283 trivial. 0 not checked. [2023-11-29 03:55:05,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:55:05,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288893413] [2023-11-29 03:55:05,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288893413] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:55:05,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:55:05,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:55:05,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003569580] [2023-11-29 03:55:05,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:55:05,442 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:55:05,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:55:05,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:55:05,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:55:05,444 INFO L87 Difference]: Start difference. First operand 1554 states and 2314 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 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) [2023-11-29 03:55:11,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:12,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:12,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:55:12,892 INFO L93 Difference]: Finished difference Result 3449 states and 5110 transitions. [2023-11-29 03:55:12,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:55:12,893 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 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 320 [2023-11-29 03:55:12,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:55:12,911 INFO L225 Difference]: With dead ends: 3449 [2023-11-29 03:55:12,911 INFO L226 Difference]: Without dead ends: 1944 [2023-11-29 03:55:12,919 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:55:12,920 INFO L413 NwaCegarLoop]: 913 mSDtfsCounter, 1026 mSDsluCounter, 1282 mSDsCounter, 0 mSdLazyCounter, 1103 mSolverCounterSat, 420 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1135 SdHoareTripleChecker+Valid, 2195 SdHoareTripleChecker+Invalid, 1523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 420 IncrementalHoareTripleChecker+Valid, 1103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:55:12,921 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1135 Valid, 2195 Invalid, 1523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [420 Valid, 1103 Invalid, 0 Unknown, 0 Unchecked, 7.2s Time] [2023-11-29 03:55:12,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1944 states. [2023-11-29 03:55:13,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1944 to 1920. [2023-11-29 03:55:13,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1920 states, 1288 states have (on average 1.4083850931677018) internal successors, (1814), 1308 states have internal predecessors, (1814), 493 states have call successors, (493), 137 states have call predecessors, (493), 136 states have return successors, (489), 484 states have call predecessors, (489), 489 states have call successors, (489) [2023-11-29 03:55:13,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1920 states and 2796 transitions. [2023-11-29 03:55:13,074 INFO L78 Accepts]: Start accepts. Automaton has 1920 states and 2796 transitions. Word has length 320 [2023-11-29 03:55:13,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:55:13,075 INFO L495 AbstractCegarLoop]: Abstraction has 1920 states and 2796 transitions. [2023-11-29 03:55:13,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 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) [2023-11-29 03:55:13,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 2796 transitions. [2023-11-29 03:55:13,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2023-11-29 03:55:13,084 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:55:13,084 INFO L195 NwaCegarLoop]: trace histogram [28, 24, 24, 24, 24, 24, 24, 5, 5, 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] [2023-11-29 03:55:13,084 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 03:55:13,085 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:55:13,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:55:13,085 INFO L85 PathProgramCache]: Analyzing trace with hash -813159965, now seen corresponding path program 1 times [2023-11-29 03:55:13,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:55:13,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685622584] [2023-11-29 03:55:13,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:13,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:55:13,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:55:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:55:13,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:55:13,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:55:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:55:13,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:55:13,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:55:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:55:13,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:55:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:55:13,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:55:13,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:55:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:55:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:55:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:55:13,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:55:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:55:13,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:55:13,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:55:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:55:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:55:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:55:13,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:55:13,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:55:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:55:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:55:13,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:55:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:55:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:55:13,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:55:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2023-11-29 03:55:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2023-11-29 03:55:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:13,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:13,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2447 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2442 trivial. 0 not checked. [2023-11-29 03:55:13,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:55:13,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685622584] [2023-11-29 03:55:13,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685622584] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:55:13,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:55:13,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:55:13,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926695106] [2023-11-29 03:55:13,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:55:13,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:55:13,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:55:13,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:55:13,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:55:13,952 INFO L87 Difference]: Start difference. First operand 1920 states and 2796 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-29 03:55:19,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:21,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:21,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:55:21,713 INFO L93 Difference]: Finished difference Result 4536 states and 6662 transitions. [2023-11-29 03:55:21,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:55:21,714 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 312 [2023-11-29 03:55:21,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:55:21,731 INFO L225 Difference]: With dead ends: 4536 [2023-11-29 03:55:21,731 INFO L226 Difference]: Without dead ends: 3177 [2023-11-29 03:55:21,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:55:21,736 INFO L413 NwaCegarLoop]: 1158 mSDtfsCounter, 1416 mSDsluCounter, 1729 mSDsCounter, 0 mSdLazyCounter, 3177 mSolverCounterSat, 606 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1577 SdHoareTripleChecker+Valid, 2887 SdHoareTripleChecker+Invalid, 3783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 606 IncrementalHoareTripleChecker+Valid, 3177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:55:21,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1577 Valid, 2887 Invalid, 3783 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [606 Valid, 3177 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2023-11-29 03:55:21,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3177 states. [2023-11-29 03:55:21,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3177 to 3163. [2023-11-29 03:55:21,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3163 states, 2140 states have (on average 1.4130841121495328) internal successors, (3024), 2167 states have internal predecessors, (3024), 796 states have call successors, (796), 225 states have call predecessors, (796), 224 states have return successors, (792), 787 states have call predecessors, (792), 792 states have call successors, (792) [2023-11-29 03:55:21,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 3163 states and 4612 transitions. [2023-11-29 03:55:21,886 INFO L78 Accepts]: Start accepts. Automaton has 3163 states and 4612 transitions. Word has length 312 [2023-11-29 03:55:21,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:55:21,887 INFO L495 AbstractCegarLoop]: Abstraction has 3163 states and 4612 transitions. [2023-11-29 03:55:21,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-29 03:55:21,887 INFO L276 IsEmpty]: Start isEmpty. Operand 3163 states and 4612 transitions. [2023-11-29 03:55:21,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2023-11-29 03:55:21,893 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:55:21,893 INFO L195 NwaCegarLoop]: trace histogram [28, 24, 24, 24, 24, 24, 24, 5, 5, 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] [2023-11-29 03:55:21,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 03:55:21,893 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:55:21,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:55:21,894 INFO L85 PathProgramCache]: Analyzing trace with hash 168868333, now seen corresponding path program 1 times [2023-11-29 03:55:21,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:55:21,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931470508] [2023-11-29 03:55:21,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:21,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:55:21,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:55:22,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:55:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:55:22,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:55:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:55:22,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:55:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:55:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:55:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:55:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:55:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:55:22,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:55:22,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:55:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:55:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:55:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:55:22,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:55:22,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:55:22,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:55:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:55:22,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:55:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:55:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:55:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:55:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:55:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:55:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:55:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:55:22,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:55:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:55:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-11-29 03:55:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2023-11-29 03:55:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:22,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2446 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2442 trivial. 0 not checked. [2023-11-29 03:55:22,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:55:22,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931470508] [2023-11-29 03:55:22,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931470508] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:55:22,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:55:22,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:55:22,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364831405] [2023-11-29 03:55:22,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:55:22,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:55:22,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:55:22,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:55:22,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:55:22,566 INFO L87 Difference]: Start difference. First operand 3163 states and 4612 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-29 03:55:27,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:28,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:55:28,381 INFO L93 Difference]: Finished difference Result 7037 states and 10317 transitions. [2023-11-29 03:55:28,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:55:28,382 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 311 [2023-11-29 03:55:28,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:55:28,402 INFO L225 Difference]: With dead ends: 7037 [2023-11-29 03:55:28,402 INFO L226 Difference]: Without dead ends: 4435 [2023-11-29 03:55:28,409 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:55:28,409 INFO L413 NwaCegarLoop]: 1159 mSDtfsCounter, 1432 mSDsluCounter, 1732 mSDsCounter, 0 mSdLazyCounter, 3181 mSolverCounterSat, 622 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1592 SdHoareTripleChecker+Valid, 2891 SdHoareTripleChecker+Invalid, 3803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 622 IncrementalHoareTripleChecker+Valid, 3181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2023-11-29 03:55:28,410 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1592 Valid, 2891 Invalid, 3803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [622 Valid, 3181 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2023-11-29 03:55:28,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4435 states. [2023-11-29 03:55:28,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4435 to 4408. [2023-11-29 03:55:28,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4408 states, 2994 states have (on average 1.4148296593186374) internal successors, (4236), 3028 states have internal predecessors, (4236), 1099 states have call successors, (1099), 313 states have call predecessors, (1099), 312 states have return successors, (1095), 1090 states have call predecessors, (1095), 1095 states have call successors, (1095) [2023-11-29 03:55:28,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4408 states to 4408 states and 6430 transitions. [2023-11-29 03:55:28,710 INFO L78 Accepts]: Start accepts. Automaton has 4408 states and 6430 transitions. Word has length 311 [2023-11-29 03:55:28,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:55:28,711 INFO L495 AbstractCegarLoop]: Abstraction has 4408 states and 6430 transitions. [2023-11-29 03:55:28,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-29 03:55:28,711 INFO L276 IsEmpty]: Start isEmpty. Operand 4408 states and 6430 transitions. [2023-11-29 03:55:28,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2023-11-29 03:55:28,720 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:55:28,721 INFO L195 NwaCegarLoop]: trace histogram [28, 24, 24, 24, 24, 24, 24, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:55:28,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 03:55:28,721 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:55:28,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:55:28,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1902500089, now seen corresponding path program 1 times [2023-11-29 03:55:28,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:55:28,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866193908] [2023-11-29 03:55:28,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:28,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:55:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:55:29,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:55:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:55:29,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:55:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:55:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:55:29,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:55:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:55:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:55:29,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:55:29,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:55:29,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:55:29,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:55:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:55:29,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:55:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:55:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:55:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:55:29,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:55:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:55:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:55:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:55:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:55:29,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:55:29,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:55:29,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:55:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:55:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:55:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:29,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:55:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:55:29,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2023-11-29 03:55:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:29,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2441 trivial. 0 not checked. [2023-11-29 03:55:29,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:55:29,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866193908] [2023-11-29 03:55:29,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866193908] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:55:29,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:55:29,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:55:29,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926637605] [2023-11-29 03:55:29,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:55:29,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:55:29,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:55:29,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:55:29,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:55:29,862 INFO L87 Difference]: Start difference. First operand 4408 states and 6430 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 03:55:32,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:55:32,232 INFO L93 Difference]: Finished difference Result 4553 states and 6610 transitions. [2023-11-29 03:55:32,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:55:32,233 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 310 [2023-11-29 03:55:32,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:55:32,255 INFO L225 Difference]: With dead ends: 4553 [2023-11-29 03:55:32,255 INFO L226 Difference]: Without dead ends: 4551 [2023-11-29 03:55:32,257 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:55:32,258 INFO L413 NwaCegarLoop]: 912 mSDtfsCounter, 1137 mSDsluCounter, 2167 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1244 SdHoareTripleChecker+Valid, 3079 SdHoareTripleChecker+Invalid, 1837 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 1549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:55:32,258 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1244 Valid, 3079 Invalid, 1837 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 1549 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-29 03:55:32,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4551 states. [2023-11-29 03:55:32,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4551 to 4531. [2023-11-29 03:55:32,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4531 states, 3061 states have (on average 1.4077098987259065) internal successors, (4309), 3095 states have internal predecessors, (4309), 1123 states have call successors, (1123), 345 states have call predecessors, (1123), 344 states have return successors, (1119), 1114 states have call predecessors, (1119), 1119 states have call successors, (1119) [2023-11-29 03:55:32,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4531 states to 4531 states and 6551 transitions. [2023-11-29 03:55:32,487 INFO L78 Accepts]: Start accepts. Automaton has 4531 states and 6551 transitions. Word has length 310 [2023-11-29 03:55:32,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:55:32,488 INFO L495 AbstractCegarLoop]: Abstraction has 4531 states and 6551 transitions. [2023-11-29 03:55:32,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 03:55:32,488 INFO L276 IsEmpty]: Start isEmpty. Operand 4531 states and 6551 transitions. [2023-11-29 03:55:32,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2023-11-29 03:55:32,495 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:55:32,495 INFO L195 NwaCegarLoop]: trace histogram [25, 24, 24, 24, 24, 24, 24, 5, 5, 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] [2023-11-29 03:55:32,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 03:55:32,495 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:55:32,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:55:32,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1940589373, now seen corresponding path program 1 times [2023-11-29 03:55:32,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:55:32,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817471024] [2023-11-29 03:55:32,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:32,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:55:32,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:55:32,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:55:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:55:32,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:55:32,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:55:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:55:32,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:55:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:55:32,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:55:32,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:55:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:55:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:55:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:55:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:55:32,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:55:32,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:55:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:55:32,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:55:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:55:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:55:32,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:55:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:55:32,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:55:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:55:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:55:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:55:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:55:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2023-11-29 03:55:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:55:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:55:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-11-29 03:55:32,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2023-11-29 03:55:32,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:55:32,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:32,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2023-11-29 03:55:32,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:55:32,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817471024] [2023-11-29 03:55:32,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817471024] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:55:32,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:55:32,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:55:32,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278616409] [2023-11-29 03:55:32,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:55:32,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:55:32,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:55:32,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:55:32,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:55:32,999 INFO L87 Difference]: Start difference. First operand 4531 states and 6551 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, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-11-29 03:55:35,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:55:35,446 INFO L93 Difference]: Finished difference Result 12503 states and 18048 transitions. [2023-11-29 03:55:35,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:55:35,447 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, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 322 [2023-11-29 03:55:35,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:55:35,500 INFO L225 Difference]: With dead ends: 12503 [2023-11-29 03:55:35,500 INFO L226 Difference]: Without dead ends: 8021 [2023-11-29 03:55:35,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:55:35,514 INFO L413 NwaCegarLoop]: 963 mSDtfsCounter, 1252 mSDsluCounter, 1309 mSDsCounter, 0 mSdLazyCounter, 1123 mSolverCounterSat, 436 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 2272 SdHoareTripleChecker+Invalid, 1559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 436 IncrementalHoareTripleChecker+Valid, 1123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:55:35,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1387 Valid, 2272 Invalid, 1559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [436 Valid, 1123 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-29 03:55:35,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8021 states. [2023-11-29 03:55:36,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8021 to 7961. [2023-11-29 03:55:36,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7961 states, 5448 states have (on average 1.4047356828193833) internal successors, (7653), 5505 states have internal predecessors, (7653), 1872 states have call successors, (1872), 639 states have call predecessors, (1872), 638 states have return successors, (1868), 1853 states have call predecessors, (1868), 1868 states have call successors, (1868) [2023-11-29 03:55:36,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7961 states to 7961 states and 11393 transitions. [2023-11-29 03:55:36,071 INFO L78 Accepts]: Start accepts. Automaton has 7961 states and 11393 transitions. Word has length 322 [2023-11-29 03:55:36,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:55:36,071 INFO L495 AbstractCegarLoop]: Abstraction has 7961 states and 11393 transitions. [2023-11-29 03:55:36,072 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, (37), 3 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-11-29 03:55:36,072 INFO L276 IsEmpty]: Start isEmpty. Operand 7961 states and 11393 transitions. [2023-11-29 03:55:36,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2023-11-29 03:55:36,079 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:55:36,079 INFO L195 NwaCegarLoop]: trace histogram [25, 24, 24, 24, 24, 24, 24, 5, 5, 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] [2023-11-29 03:55:36,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 03:55:36,080 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:55:36,080 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:55:36,080 INFO L85 PathProgramCache]: Analyzing trace with hash -526840494, now seen corresponding path program 1 times [2023-11-29 03:55:36,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:55:36,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122971076] [2023-11-29 03:55:36,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:36,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:55:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:55:36,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:55:36,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:55:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:55:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:55:36,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:55:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:55:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:55:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:55:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:55:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:55:36,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:55:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:55:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:55:36,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:55:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:55:36,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:55:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:55:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:55:36,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:55:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:55:36,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:55:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:55:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:55:36,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-29 03:55:36,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:55:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:55:36,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2023-11-29 03:55:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:55:36,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:55:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2023-11-29 03:55:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2023-11-29 03:55:36,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2023-11-29 03:55:36,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-29 03:55:36,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:36,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2023-11-29 03:55:36,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:55:36,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122971076] [2023-11-29 03:55:36,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122971076] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:55:36,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:55:36,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:55:36,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067795451] [2023-11-29 03:55:36,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:55:36,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:55:36,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:55:36,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:55:36,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:55:36,769 INFO L87 Difference]: Start difference. First operand 7961 states and 11393 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, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-29 03:55:39,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:55:39,713 INFO L93 Difference]: Finished difference Result 21895 states and 31342 transitions. [2023-11-29 03:55:39,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:55:39,714 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, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 324 [2023-11-29 03:55:39,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:55:39,780 INFO L225 Difference]: With dead ends: 21895 [2023-11-29 03:55:39,780 INFO L226 Difference]: Without dead ends: 13983 [2023-11-29 03:55:39,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:55:39,805 INFO L413 NwaCegarLoop]: 1038 mSDtfsCounter, 1242 mSDsluCounter, 1347 mSDsCounter, 0 mSdLazyCounter, 1173 mSolverCounterSat, 409 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1377 SdHoareTripleChecker+Valid, 2385 SdHoareTripleChecker+Invalid, 1582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 409 IncrementalHoareTripleChecker+Valid, 1173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:55:39,805 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1377 Valid, 2385 Invalid, 1582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [409 Valid, 1173 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-29 03:55:39,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13983 states. [2023-11-29 03:55:40,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13983 to 13887. [2023-11-29 03:55:40,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13887 states, 9611 states have (on average 1.4007907605868275) internal successors, (13463), 9717 states have internal predecessors, (13463), 3133 states have call successors, (3133), 1141 states have call predecessors, (3133), 1140 states have return successors, (3129), 3094 states have call predecessors, (3129), 3129 states have call successors, (3129) [2023-11-29 03:55:40,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13887 states to 13887 states and 19725 transitions. [2023-11-29 03:55:40,719 INFO L78 Accepts]: Start accepts. Automaton has 13887 states and 19725 transitions. Word has length 324 [2023-11-29 03:55:40,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:55:40,719 INFO L495 AbstractCegarLoop]: Abstraction has 13887 states and 19725 transitions. [2023-11-29 03:55:40,720 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, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-29 03:55:40,720 INFO L276 IsEmpty]: Start isEmpty. Operand 13887 states and 19725 transitions. [2023-11-29 03:55:40,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2023-11-29 03:55:40,785 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:55:40,785 INFO L195 NwaCegarLoop]: trace histogram [28, 24, 24, 24, 24, 24, 24, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:55:40,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 03:55:40,786 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:55:40,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:55:40,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1950885191, now seen corresponding path program 1 times [2023-11-29 03:55:40,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:55:40,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610936857] [2023-11-29 03:55:40,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:40,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:55:40,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:55:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:55:41,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:55:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:55:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:55:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:55:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:55:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:55:41,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:55:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:55:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:55:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:55:41,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:55:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:55:41,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:55:41,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:55:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:55:41,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:55:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:55:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:55:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:55:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:55:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:55:41,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:55:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:55:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:55:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:55:41,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:55:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:55:41,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:55:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2023-11-29 03:55:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-11-29 03:55:41,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:41,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2443 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2441 trivial. 0 not checked. [2023-11-29 03:55:41,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:55:41,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610936857] [2023-11-29 03:55:41,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610936857] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:55:41,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:55:41,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:55:41,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439041941] [2023-11-29 03:55:41,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:55:41,948 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:55:41,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:55:41,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:55:41,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:55:41,949 INFO L87 Difference]: Start difference. First operand 13887 states and 19725 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-29 03:55:44,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:55:44,813 INFO L93 Difference]: Finished difference Result 13967 states and 19877 transitions. [2023-11-29 03:55:44,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:55:44,814 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 315 [2023-11-29 03:55:44,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:55:44,858 INFO L225 Difference]: With dead ends: 13967 [2023-11-29 03:55:44,858 INFO L226 Difference]: Without dead ends: 13963 [2023-11-29 03:55:44,863 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:55:44,864 INFO L413 NwaCegarLoop]: 912 mSDtfsCounter, 1170 mSDsluCounter, 2120 mSDsCounter, 0 mSdLazyCounter, 1481 mSolverCounterSat, 292 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1287 SdHoareTripleChecker+Valid, 3032 SdHoareTripleChecker+Invalid, 1773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 292 IncrementalHoareTripleChecker+Valid, 1481 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:55:44,864 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1287 Valid, 3032 Invalid, 1773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [292 Valid, 1481 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-29 03:55:44,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13963 states. [2023-11-29 03:55:45,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13963 to 13889. [2023-11-29 03:55:45,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13889 states, 9613 states have (on average 1.4006033496307084) internal successors, (13464), 9718 states have internal predecessors, (13464), 3133 states have call successors, (3133), 1142 states have call predecessors, (3133), 1140 states have return successors, (3129), 3094 states have call predecessors, (3129), 3129 states have call successors, (3129) [2023-11-29 03:55:45,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13889 states to 13889 states and 19726 transitions. [2023-11-29 03:55:45,754 INFO L78 Accepts]: Start accepts. Automaton has 13889 states and 19726 transitions. Word has length 315 [2023-11-29 03:55:45,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:55:45,756 INFO L495 AbstractCegarLoop]: Abstraction has 13889 states and 19726 transitions. [2023-11-29 03:55:45,756 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-29 03:55:45,756 INFO L276 IsEmpty]: Start isEmpty. Operand 13889 states and 19726 transitions. [2023-11-29 03:55:45,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2023-11-29 03:55:45,764 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:55:45,765 INFO L195 NwaCegarLoop]: trace histogram [28, 24, 24, 24, 24, 24, 24, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:55:45,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-29 03:55:45,765 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:55:45,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:55:45,766 INFO L85 PathProgramCache]: Analyzing trace with hash -603079161, now seen corresponding path program 1 times [2023-11-29 03:55:45,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:55:45,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826469253] [2023-11-29 03:55:45,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:45,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:55:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:55:46,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:55:46,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:55:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:55:46,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:55:46,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:55:46,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:55:46,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:55:46,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:55:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:55:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:55:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:55:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:55:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:55:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:55:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:55:46,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:55:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:55:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:55:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:55:46,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:55:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:55:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:55:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:55:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:55:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:55:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:55:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:55:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:46,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:55:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:55:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2023-11-29 03:55:46,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-11-29 03:55:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2023-11-29 03:55:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:46,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2449 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2445 trivial. 0 not checked. [2023-11-29 03:55:46,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:55:46,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826469253] [2023-11-29 03:55:46,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826469253] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:55:46,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:55:46,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:55:46,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920969341] [2023-11-29 03:55:46,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:55:46,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:55:46,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:55:46,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:55:46,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:55:46,890 INFO L87 Difference]: Start difference. First operand 13889 states and 19726 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (37), 4 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 03:55:50,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:52,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:55:53,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:55:53,201 INFO L93 Difference]: Finished difference Result 13963 states and 19873 transitions. [2023-11-29 03:55:53,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:55:53,202 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (37), 4 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 320 [2023-11-29 03:55:53,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:55:53,234 INFO L225 Difference]: With dead ends: 13963 [2023-11-29 03:55:53,234 INFO L226 Difference]: Without dead ends: 13576 [2023-11-29 03:55:53,239 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:55:53,240 INFO L413 NwaCegarLoop]: 912 mSDtfsCounter, 1164 mSDsluCounter, 2120 mSDsCounter, 0 mSdLazyCounter, 1473 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1281 SdHoareTripleChecker+Valid, 3032 SdHoareTripleChecker+Invalid, 1764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2023-11-29 03:55:53,240 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1281 Valid, 3032 Invalid, 1764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1473 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2023-11-29 03:55:53,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13576 states. [2023-11-29 03:55:54,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13576 to 13504. [2023-11-29 03:55:54,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13504 states, 9351 states have (on average 1.4010266281681103) internal successors, (13101), 9432 states have internal predecessors, (13101), 3040 states have call successors, (3040), 1111 states have call predecessors, (3040), 1111 states have return successors, (3040), 3026 states have call predecessors, (3040), 3040 states have call successors, (3040) [2023-11-29 03:55:54,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13504 states to 13504 states and 19181 transitions. [2023-11-29 03:55:54,242 INFO L78 Accepts]: Start accepts. Automaton has 13504 states and 19181 transitions. Word has length 320 [2023-11-29 03:55:54,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:55:54,243 INFO L495 AbstractCegarLoop]: Abstraction has 13504 states and 19181 transitions. [2023-11-29 03:55:54,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (37), 4 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 03:55:54,243 INFO L276 IsEmpty]: Start isEmpty. Operand 13504 states and 19181 transitions. [2023-11-29 03:55:54,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2023-11-29 03:55:54,261 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:55:54,262 INFO L195 NwaCegarLoop]: trace histogram [31, 24, 24, 24, 24, 24, 24, 9, 9, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:55:54,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 03:55:54,262 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:55:54,262 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:55:54,263 INFO L85 PathProgramCache]: Analyzing trace with hash -481823741, now seen corresponding path program 1 times [2023-11-29 03:55:54,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:55:54,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323694246] [2023-11-29 03:55:54,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:55:54,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:55:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:55:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:55:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:55:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:55:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:55:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:55:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:55:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:55:54,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:55:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:55:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:55:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:55:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:55:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:55:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:55:54,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:55:54,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:55:54,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:55:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:55:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:55:54,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:55:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:55:54,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:55:54,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:55:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:55:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:55:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:55:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:55:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:55:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:55:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-29 03:55:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2023-11-29 03:55:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:55:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-29 03:55:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:55:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2023-11-29 03:55:54,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:55:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:55:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2023-11-29 03:55:54,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:55:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:55:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:55:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2023-11-29 03:55:54,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2023-11-29 03:55:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:55:54,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2743 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 2713 trivial. 0 not checked. [2023-11-29 03:55:54,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:55:54,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323694246] [2023-11-29 03:55:54,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323694246] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:55:54,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:55:54,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:55:54,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95367647] [2023-11-29 03:55:54,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:55:54,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:55:54,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:55:54,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:55:54,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:55:54,873 INFO L87 Difference]: Start difference. First operand 13504 states and 19181 transitions. Second operand has 4 states, 4 states have (on average 27.75) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-11-29 03:55:58,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:02,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:03,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:03,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:56:03,893 INFO L93 Difference]: Finished difference Result 31191 states and 44363 transitions. [2023-11-29 03:56:03,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:56:03,894 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.75) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 406 [2023-11-29 03:56:03,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:56:03,939 INFO L225 Difference]: With dead ends: 31191 [2023-11-29 03:56:03,939 INFO L226 Difference]: Without dead ends: 17712 [2023-11-29 03:56:03,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:56:03,973 INFO L413 NwaCegarLoop]: 1653 mSDtfsCounter, 1110 mSDsluCounter, 1768 mSDsCounter, 0 mSdLazyCounter, 1521 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 3421 SdHoareTripleChecker+Invalid, 1748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1521 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:56:03,974 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1239 Valid, 3421 Invalid, 1748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1521 Invalid, 0 Unknown, 0 Unchecked, 8.0s Time] [2023-11-29 03:56:03,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17712 states. [2023-11-29 03:56:04,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17712 to 13504. [2023-11-29 03:56:04,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13504 states, 9351 states have (on average 1.4009196877339323) internal successors, (13100), 9432 states have internal predecessors, (13100), 3040 states have call successors, (3040), 1111 states have call predecessors, (3040), 1111 states have return successors, (3040), 3026 states have call predecessors, (3040), 3040 states have call successors, (3040) [2023-11-29 03:56:04,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13504 states to 13504 states and 19180 transitions. [2023-11-29 03:56:04,785 INFO L78 Accepts]: Start accepts. Automaton has 13504 states and 19180 transitions. Word has length 406 [2023-11-29 03:56:04,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:56:04,786 INFO L495 AbstractCegarLoop]: Abstraction has 13504 states and 19180 transitions. [2023-11-29 03:56:04,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.75) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-11-29 03:56:04,786 INFO L276 IsEmpty]: Start isEmpty. Operand 13504 states and 19180 transitions. [2023-11-29 03:56:04,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2023-11-29 03:56:04,806 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:56:04,806 INFO L195 NwaCegarLoop]: trace histogram [31, 24, 24, 24, 24, 24, 24, 9, 9, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:56:04,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-29 03:56:04,807 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:56:04,807 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:56:04,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1906740289, now seen corresponding path program 1 times [2023-11-29 03:56:04,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:56:04,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902690583] [2023-11-29 03:56:04,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:56:04,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:56:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:04,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:04,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:56:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:56:05,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:56:05,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:56:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:56:05,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:56:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:56:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:56:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:56:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:56:05,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:56:05,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:56:05,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:56:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:56:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:56:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:56:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:56:05,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:56:05,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:56:05,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:56:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:56:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:56:05,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:56:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:56:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:56:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:56:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:56:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:56:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:56:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:56:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-29 03:56:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2023-11-29 03:56:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:56:05,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-29 03:56:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:56:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2023-11-29 03:56:05,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2023-11-29 03:56:05,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:05,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:05,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2023-11-29 03:56:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2023-11-29 03:56:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:05,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2743 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2732 trivial. 0 not checked. [2023-11-29 03:56:05,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:56:05,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902690583] [2023-11-29 03:56:05,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902690583] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:56:05,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:56:05,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:56:05,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238793403] [2023-11-29 03:56:05,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:56:05,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:56:05,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:56:05,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:56:05,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:56:05,324 INFO L87 Difference]: Start difference. First operand 13504 states and 19180 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2023-11-29 03:56:09,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:10,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:56:10,112 INFO L93 Difference]: Finished difference Result 31741 states and 45077 transitions. [2023-11-29 03:56:10,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:56:10,112 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 406 [2023-11-29 03:56:10,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:56:10,149 INFO L225 Difference]: With dead ends: 31741 [2023-11-29 03:56:10,149 INFO L226 Difference]: Without dead ends: 18511 [2023-11-29 03:56:10,180 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:56:10,180 INFO L413 NwaCegarLoop]: 1145 mSDtfsCounter, 958 mSDsluCounter, 1434 mSDsCounter, 0 mSdLazyCounter, 1238 mSolverCounterSat, 338 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1061 SdHoareTripleChecker+Valid, 2579 SdHoareTripleChecker+Invalid, 1576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 338 IncrementalHoareTripleChecker+Valid, 1238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2023-11-29 03:56:10,181 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1061 Valid, 2579 Invalid, 1576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [338 Valid, 1238 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2023-11-29 03:56:10,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18511 states. [2023-11-29 03:56:11,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18511 to 18409. [2023-11-29 03:56:11,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18409 states, 12790 states have (on average 1.3963252541047693) internal successors, (17859), 12897 states have internal predecessors, (17859), 4062 states have call successors, (4062), 1555 states have call predecessors, (4062), 1555 states have return successors, (4062), 4040 states have call predecessors, (4062), 4062 states have call successors, (4062) [2023-11-29 03:56:11,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18409 states to 18409 states and 25983 transitions. [2023-11-29 03:56:11,409 INFO L78 Accepts]: Start accepts. Automaton has 18409 states and 25983 transitions. Word has length 406 [2023-11-29 03:56:11,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:56:11,409 INFO L495 AbstractCegarLoop]: Abstraction has 18409 states and 25983 transitions. [2023-11-29 03:56:11,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2023-11-29 03:56:11,409 INFO L276 IsEmpty]: Start isEmpty. Operand 18409 states and 25983 transitions. [2023-11-29 03:56:11,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2023-11-29 03:56:11,420 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:56:11,420 INFO L195 NwaCegarLoop]: trace histogram [31, 24, 24, 24, 24, 24, 24, 10, 10, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:56:11,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-29 03:56:11,420 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:56:11,421 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:56:11,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1126387292, now seen corresponding path program 1 times [2023-11-29 03:56:11,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:56:11,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643097027] [2023-11-29 03:56:11,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:56:11,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:56:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:56:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:56:11,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:56:11,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:56:11,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:56:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:56:11,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:56:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:56:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:56:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:56:11,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:56:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:56:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:56:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:56:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:56:11,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:56:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:56:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:56:11,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:56:11,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:56:11,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:56:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:56:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:56:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:56:11,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:56:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:56:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:56:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:56:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:56:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:56:11,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-29 03:56:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2023-11-29 03:56:11,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:56:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-29 03:56:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:56:11,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2023-11-29 03:56:11,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2023-11-29 03:56:11,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:11,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2023-11-29 03:56:11,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2023-11-29 03:56:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2023-11-29 03:56:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:11,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2770 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2759 trivial. 0 not checked. [2023-11-29 03:56:11,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:56:11,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643097027] [2023-11-29 03:56:11,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643097027] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:56:11,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:56:11,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:56:11,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364504061] [2023-11-29 03:56:11,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:56:11,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:56:11,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:56:11,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:56:11,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:56:11,967 INFO L87 Difference]: Start difference. First operand 18409 states and 25983 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-11-29 03:56:16,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:16,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:56:16,409 INFO L93 Difference]: Finished difference Result 44860 states and 63442 transitions. [2023-11-29 03:56:16,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:56:16,409 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 408 [2023-11-29 03:56:16,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:56:16,466 INFO L225 Difference]: With dead ends: 44860 [2023-11-29 03:56:16,467 INFO L226 Difference]: Without dead ends: 26725 [2023-11-29 03:56:16,495 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:56:16,496 INFO L413 NwaCegarLoop]: 1145 mSDtfsCounter, 1186 mSDsluCounter, 1434 mSDsCounter, 0 mSdLazyCounter, 1238 mSolverCounterSat, 371 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1315 SdHoareTripleChecker+Valid, 2579 SdHoareTripleChecker+Invalid, 1609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 371 IncrementalHoareTripleChecker+Valid, 1238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:56:16,496 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1315 Valid, 2579 Invalid, 1609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [371 Valid, 1238 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-11-29 03:56:16,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26725 states. [2023-11-29 03:56:17,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26725 to 26575. [2023-11-29 03:56:17,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26575 states, 18565 states have (on average 1.396014004847832) internal successors, (25917), 18714 states have internal predecessors, (25917), 5748 states have call successors, (5748), 2260 states have call predecessors, (5748), 2260 states have return successors, (5748), 5714 states have call predecessors, (5748), 5748 states have call successors, (5748) [2023-11-29 03:56:18,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26575 states to 26575 states and 37413 transitions. [2023-11-29 03:56:18,053 INFO L78 Accepts]: Start accepts. Automaton has 26575 states and 37413 transitions. Word has length 408 [2023-11-29 03:56:18,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:56:18,054 INFO L495 AbstractCegarLoop]: Abstraction has 26575 states and 37413 transitions. [2023-11-29 03:56:18,054 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-11-29 03:56:18,054 INFO L276 IsEmpty]: Start isEmpty. Operand 26575 states and 37413 transitions. [2023-11-29 03:56:18,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2023-11-29 03:56:18,061 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:56:18,061 INFO L195 NwaCegarLoop]: trace histogram [31, 24, 24, 24, 24, 24, 24, 10, 10, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:56:18,062 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-29 03:56:18,062 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:56:18,062 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:56:18,062 INFO L85 PathProgramCache]: Analyzing trace with hash 490169515, now seen corresponding path program 1 times [2023-11-29 03:56:18,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:56:18,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631137046] [2023-11-29 03:56:18,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:56:18,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:56:18,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:56:18,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:56:18,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:56:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:56:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:56:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:56:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:56:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:56:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:56:18,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:56:18,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:56:18,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:56:18,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:56:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:56:18,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:56:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:56:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:56:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:56:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:56:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:56:18,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:56:18,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:56:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:56:18,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:56:18,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:56:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:56:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:56:18,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:56:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:56:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:56:18,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-29 03:56:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2023-11-29 03:56:18,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:56:18,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-29 03:56:18,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:56:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2023-11-29 03:56:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2023-11-29 03:56:18,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2023-11-29 03:56:18,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2023-11-29 03:56:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2023-11-29 03:56:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2023-11-29 03:56:18,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:18,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2770 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2759 trivial. 0 not checked. [2023-11-29 03:56:18,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:56:18,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631137046] [2023-11-29 03:56:18,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631137046] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:56:18,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:56:18,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:56:18,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208816684] [2023-11-29 03:56:18,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:56:18,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:56:18,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:56:18,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:56:18,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:56:18,714 INFO L87 Difference]: Start difference. First operand 26575 states and 37413 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2023-11-29 03:56:23,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:24,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:56:24,888 INFO L93 Difference]: Finished difference Result 64441 states and 90886 transitions. [2023-11-29 03:56:24,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:56:24,889 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 410 [2023-11-29 03:56:24,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:56:24,982 INFO L225 Difference]: With dead ends: 64441 [2023-11-29 03:56:24,983 INFO L226 Difference]: Without dead ends: 38140 [2023-11-29 03:56:25,028 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:56:25,028 INFO L413 NwaCegarLoop]: 1165 mSDtfsCounter, 1135 mSDsluCounter, 1443 mSDsCounter, 0 mSdLazyCounter, 1319 mSolverCounterSat, 352 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1264 SdHoareTripleChecker+Valid, 2608 SdHoareTripleChecker+Invalid, 1671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 1319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:56:25,029 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1264 Valid, 2608 Invalid, 1671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [352 Valid, 1319 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2023-11-29 03:56:25,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38140 states. [2023-11-29 03:56:27,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38140 to 37918. [2023-11-29 03:56:27,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37918 states, 26614 states have (on average 1.3949425114601337) internal successors, (37125), 26829 states have internal predecessors, (37125), 8052 states have call successors, (8052), 3250 states have call predecessors, (8052), 3250 states have return successors, (8052), 8000 states have call predecessors, (8052), 8052 states have call successors, (8052) [2023-11-29 03:56:27,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37918 states to 37918 states and 53229 transitions. [2023-11-29 03:56:27,268 INFO L78 Accepts]: Start accepts. Automaton has 37918 states and 53229 transitions. Word has length 410 [2023-11-29 03:56:27,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:56:27,268 INFO L495 AbstractCegarLoop]: Abstraction has 37918 states and 53229 transitions. [2023-11-29 03:56:27,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2023-11-29 03:56:27,268 INFO L276 IsEmpty]: Start isEmpty. Operand 37918 states and 53229 transitions. [2023-11-29 03:56:27,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2023-11-29 03:56:27,283 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:56:27,283 INFO L195 NwaCegarLoop]: trace histogram [34, 24, 24, 24, 24, 24, 24, 13, 13, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:56:27,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-29 03:56:27,283 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:56:27,283 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:56:27,283 INFO L85 PathProgramCache]: Analyzing trace with hash 807008050, now seen corresponding path program 1 times [2023-11-29 03:56:27,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:56:27,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228192691] [2023-11-29 03:56:27,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:56:27,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:56:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:56:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:56:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:56:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:56:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:56:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:56:27,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:56:27,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:56:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:56:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:56:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:56:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:56:27,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:56:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:56:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:56:27,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:56:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:56:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:56:27,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:56:27,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:56:27,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:56:27,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:56:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:56:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:56:27,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:56:27,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:56:27,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:56:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:56:27,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:56:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:56:27,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-29 03:56:27,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2023-11-29 03:56:27,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:56:27,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-29 03:56:27,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:56:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2023-11-29 03:56:27,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:27,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:27,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-11-29 03:56:27,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:27,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2023-11-29 03:56:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2023-11-29 03:56:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2023-11-29 03:56:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 03:56:27,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2023-11-29 03:56:27,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2023-11-29 03:56:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2023-11-29 03:56:27,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:27,954 INFO L134 CoverageAnalysis]: Checked inductivity of 3129 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3106 trivial. 0 not checked. [2023-11-29 03:56:27,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:56:27,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228192691] [2023-11-29 03:56:27,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228192691] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:56:27,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:56:27,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:56:27,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515503081] [2023-11-29 03:56:27,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:56:27,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:56:27,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:56:27,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:56:27,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:56:27,958 INFO L87 Difference]: Start difference. First operand 37918 states and 53229 transitions. Second operand has 4 states, 4 states have (on average 30.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2023-11-29 03:56:33,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:56:33,033 INFO L93 Difference]: Finished difference Result 85366 states and 119824 transitions. [2023-11-29 03:56:33,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:56:33,034 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 466 [2023-11-29 03:56:33,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:56:33,154 INFO L225 Difference]: With dead ends: 85366 [2023-11-29 03:56:33,154 INFO L226 Difference]: Without dead ends: 47497 [2023-11-29 03:56:33,218 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:56:33,218 INFO L413 NwaCegarLoop]: 1424 mSDtfsCounter, 853 mSDsluCounter, 1596 mSDsCounter, 0 mSdLazyCounter, 1461 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 954 SdHoareTripleChecker+Valid, 3020 SdHoareTripleChecker+Invalid, 1690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-29 03:56:33,219 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [954 Valid, 3020 Invalid, 1690 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1461 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-29 03:56:33,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47497 states. [2023-11-29 03:56:35,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47497 to 47223. [2023-11-29 03:56:35,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47223 states, 33206 states have (on average 1.3928205745949527) internal successors, (46250), 33466 states have internal predecessors, (46250), 9908 states have call successors, (9908), 4107 states have call predecessors, (9908), 4107 states have return successors, (9908), 9838 states have call predecessors, (9908), 9908 states have call successors, (9908) [2023-11-29 03:56:35,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47223 states to 47223 states and 66066 transitions. [2023-11-29 03:56:35,894 INFO L78 Accepts]: Start accepts. Automaton has 47223 states and 66066 transitions. Word has length 466 [2023-11-29 03:56:35,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:56:35,895 INFO L495 AbstractCegarLoop]: Abstraction has 47223 states and 66066 transitions. [2023-11-29 03:56:35,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2023-11-29 03:56:35,896 INFO L276 IsEmpty]: Start isEmpty. Operand 47223 states and 66066 transitions. [2023-11-29 03:56:35,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2023-11-29 03:56:35,913 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:56:35,913 INFO L195 NwaCegarLoop]: trace histogram [34, 24, 24, 24, 24, 24, 24, 13, 13, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:56:35,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-29 03:56:35,913 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:56:35,914 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:56:35,914 INFO L85 PathProgramCache]: Analyzing trace with hash -250830028, now seen corresponding path program 1 times [2023-11-29 03:56:35,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:56:35,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690447729] [2023-11-29 03:56:35,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:56:35,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:56:35,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:56:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:56:36,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:56:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:56:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:56:36,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:56:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:56:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:56:36,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:56:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:56:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:56:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:56:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:56:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:56:36,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:56:36,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:56:36,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:56:36,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:56:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:56:36,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:56:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:56:36,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:56:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:56:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:56:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:56:36,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:56:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:56:36,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:56:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:56:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:56:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-29 03:56:36,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2023-11-29 03:56:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:56:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-29 03:56:36,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:56:36,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2023-11-29 03:56:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-11-29 03:56:36,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2023-11-29 03:56:36,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2023-11-29 03:56:36,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2023-11-29 03:56:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:36,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 03:56:37,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:37,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:37,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:37,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:37,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:37,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2023-11-29 03:56:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:37,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:37,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:37,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:37,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:37,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2023-11-29 03:56:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:37,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2023-11-29 03:56:37,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:37,061 INFO L134 CoverageAnalysis]: Checked inductivity of 3129 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3106 trivial. 0 not checked. [2023-11-29 03:56:37,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:56:37,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690447729] [2023-11-29 03:56:37,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690447729] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:56:37,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:56:37,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:56:37,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124787981] [2023-11-29 03:56:37,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:56:37,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:56:37,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:56:37,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:56:37,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:56:37,064 INFO L87 Difference]: Start difference. First operand 47223 states and 66066 transitions. Second operand has 4 states, 4 states have (on average 30.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2023-11-29 03:56:42,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:43,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:56:43,753 INFO L93 Difference]: Finished difference Result 104109 states and 145738 transitions. [2023-11-29 03:56:43,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:56:43,753 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 466 [2023-11-29 03:56:43,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:56:43,901 INFO L225 Difference]: With dead ends: 104109 [2023-11-29 03:56:43,901 INFO L226 Difference]: Without dead ends: 57160 [2023-11-29 03:56:43,974 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:56:43,975 INFO L413 NwaCegarLoop]: 1425 mSDtfsCounter, 857 mSDsluCounter, 1594 mSDsCounter, 0 mSdLazyCounter, 1461 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 961 SdHoareTripleChecker+Valid, 3019 SdHoareTripleChecker+Invalid, 1693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 1461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:56:43,975 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [961 Valid, 3019 Invalid, 1693 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 1461 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2023-11-29 03:56:44,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57160 states. [2023-11-29 03:56:47,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57160 to 56832. [2023-11-29 03:56:47,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56832 states, 40046 states have (on average 1.3907506367677172) internal successors, (55694), 40351 states have internal predecessors, (55694), 11801 states have call successors, (11801), 4983 states have call predecessors, (11801), 4983 states have return successors, (11801), 11713 states have call predecessors, (11801), 11801 states have call successors, (11801) [2023-11-29 03:56:47,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56832 states to 56832 states and 79296 transitions. [2023-11-29 03:56:47,317 INFO L78 Accepts]: Start accepts. Automaton has 56832 states and 79296 transitions. Word has length 466 [2023-11-29 03:56:47,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:56:47,318 INFO L495 AbstractCegarLoop]: Abstraction has 56832 states and 79296 transitions. [2023-11-29 03:56:47,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2023-11-29 03:56:47,318 INFO L276 IsEmpty]: Start isEmpty. Operand 56832 states and 79296 transitions. [2023-11-29 03:56:47,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2023-11-29 03:56:47,333 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:56:47,334 INFO L195 NwaCegarLoop]: trace histogram [34, 24, 24, 24, 24, 24, 24, 14, 14, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:56:47,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-29 03:56:47,334 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:56:47,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:56:47,334 INFO L85 PathProgramCache]: Analyzing trace with hash 405252596, now seen corresponding path program 1 times [2023-11-29 03:56:47,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:56:47,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119816545] [2023-11-29 03:56:47,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:56:47,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:56:47,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:56:47,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:56:47,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:56:47,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:56:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:56:47,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:56:47,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:56:47,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:56:47,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:56:47,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:56:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:56:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:56:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:56:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:56:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:56:47,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:56:47,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:56:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:56:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:56:47,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:56:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:56:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:56:47,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:56:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:56:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:56:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:56:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:56:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:56:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:56:47,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:56:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-29 03:56:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2023-11-29 03:56:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:56:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-29 03:56:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:56:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2023-11-29 03:56:47,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2023-11-29 03:56:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:47,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2023-11-29 03:56:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2023-11-29 03:56:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2023-11-29 03:56:47,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 03:56:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:47,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2023-11-29 03:56:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:56:47,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:56:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:56:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2023-11-29 03:56:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-11-29 03:56:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2023-11-29 03:56:47,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:56:47,802 INFO L134 CoverageAnalysis]: Checked inductivity of 3169 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3145 trivial. 0 not checked. [2023-11-29 03:56:47,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:56:47,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119816545] [2023-11-29 03:56:47,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119816545] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:56:47,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:56:47,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:56:47,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763739685] [2023-11-29 03:56:47,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:56:47,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:56:47,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:56:47,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:56:47,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:56:47,806 INFO L87 Difference]: Start difference. First operand 56832 states and 79296 transitions. Second operand has 4 states, 4 states have (on average 29.75) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2023-11-29 03:56:53,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:55,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:56:57,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:56:57,460 INFO L93 Difference]: Finished difference Result 130665 states and 182577 transitions. [2023-11-29 03:56:57,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:56:57,460 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 469 [2023-11-29 03:56:57,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:56:57,652 INFO L225 Difference]: With dead ends: 130665 [2023-11-29 03:56:57,653 INFO L226 Difference]: Without dead ends: 73665 [2023-11-29 03:56:57,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:56:57,744 INFO L413 NwaCegarLoop]: 1611 mSDtfsCounter, 1058 mSDsluCounter, 1711 mSDsCounter, 0 mSdLazyCounter, 1561 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1185 SdHoareTripleChecker+Valid, 3322 SdHoareTripleChecker+Invalid, 1790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:56:57,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1185 Valid, 3322 Invalid, 1790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1561 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2023-11-29 03:56:57,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73665 states. [2023-11-29 03:57:01,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73665 to 73233. [2023-11-29 03:57:01,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73233 states, 51751 states have (on average 1.391374079727928) internal successors, (72005), 52134 states have internal predecessors, (72005), 15053 states have call successors, (15053), 6427 states have call predecessors, (15053), 6427 states have return successors, (15053), 14935 states have call predecessors, (15053), 15053 states have call successors, (15053) [2023-11-29 03:57:01,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73233 states to 73233 states and 102111 transitions. [2023-11-29 03:57:01,626 INFO L78 Accepts]: Start accepts. Automaton has 73233 states and 102111 transitions. Word has length 469 [2023-11-29 03:57:01,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:57:01,626 INFO L495 AbstractCegarLoop]: Abstraction has 73233 states and 102111 transitions. [2023-11-29 03:57:01,627 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2023-11-29 03:57:01,627 INFO L276 IsEmpty]: Start isEmpty. Operand 73233 states and 102111 transitions. [2023-11-29 03:57:01,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2023-11-29 03:57:01,641 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:57:01,642 INFO L195 NwaCegarLoop]: trace histogram [34, 24, 24, 24, 24, 24, 24, 14, 14, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:57:01,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-29 03:57:01,642 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:57:01,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:57:01,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1730108790, now seen corresponding path program 1 times [2023-11-29 03:57:01,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:57:01,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054609247] [2023-11-29 03:57:01,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:57:01,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:57:01,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:57:01,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:57:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:57:01,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:57:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:57:01,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:57:01,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:57:01,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:57:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:57:01,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:57:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:57:01,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:57:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:57:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:57:01,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:57:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:57:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:57:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:57:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:57:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:57:01,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:57:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:57:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:57:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:57:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:57:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:57:01,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:57:01,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:57:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:57:01,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:57:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-29 03:57:01,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2023-11-29 03:57:01,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:57:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-29 03:57:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:57:01,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2023-11-29 03:57:01,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:01,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:01,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:02,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2023-11-29 03:57:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:02,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2023-11-29 03:57:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2023-11-29 03:57:02,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2023-11-29 03:57:02,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-11-29 03:57:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:02,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:02,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2023-11-29 03:57:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:02,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:02,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2023-11-29 03:57:02,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-11-29 03:57:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2023-11-29 03:57:02,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:02,081 INFO L134 CoverageAnalysis]: Checked inductivity of 3169 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3145 trivial. 0 not checked. [2023-11-29 03:57:02,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:57:02,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054609247] [2023-11-29 03:57:02,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054609247] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:57:02,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:57:02,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:57:02,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470816529] [2023-11-29 03:57:02,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:57:02,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:57:02,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:57:02,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:57:02,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:57:02,083 INFO L87 Difference]: Start difference. First operand 73233 states and 102111 transitions. Second operand has 4 states, 4 states have (on average 29.75) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2023-11-29 03:57:08,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:57:10,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:57:10,623 INFO L93 Difference]: Finished difference Result 163706 states and 228642 transitions. [2023-11-29 03:57:10,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:57:10,624 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 469 [2023-11-29 03:57:10,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:57:10,878 INFO L225 Difference]: With dead ends: 163706 [2023-11-29 03:57:10,879 INFO L226 Difference]: Without dead ends: 90747 [2023-11-29 03:57:11,012 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:57:11,013 INFO L413 NwaCegarLoop]: 1612 mSDtfsCounter, 1062 mSDsluCounter, 1709 mSDsCounter, 0 mSdLazyCounter, 1561 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1192 SdHoareTripleChecker+Valid, 3321 SdHoareTripleChecker+Invalid, 1793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 1561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:57:11,013 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1192 Valid, 3321 Invalid, 1793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 1561 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2023-11-29 03:57:11,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90747 states. [2023-11-29 03:57:15,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90747 to 90207. [2023-11-29 03:57:15,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90207 states, 63919 states have (on average 1.391166945665608) internal successors, (88922), 64380 states have internal predecessors, (88922), 18377 states have call successors, (18377), 7909 states have call predecessors, (18377), 7909 states have return successors, (18377), 18229 states have call predecessors, (18377), 18377 states have call successors, (18377) [2023-11-29 03:57:15,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90207 states to 90207 states and 125676 transitions. [2023-11-29 03:57:15,517 INFO L78 Accepts]: Start accepts. Automaton has 90207 states and 125676 transitions. Word has length 469 [2023-11-29 03:57:15,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:57:15,517 INFO L495 AbstractCegarLoop]: Abstraction has 90207 states and 125676 transitions. [2023-11-29 03:57:15,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2023-11-29 03:57:15,517 INFO L276 IsEmpty]: Start isEmpty. Operand 90207 states and 125676 transitions. [2023-11-29 03:57:15,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2023-11-29 03:57:15,532 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:57:15,532 INFO L195 NwaCegarLoop]: trace histogram [34, 24, 24, 24, 24, 24, 24, 14, 14, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:57:15,532 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-29 03:57:15,533 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:57:15,533 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:57:15,533 INFO L85 PathProgramCache]: Analyzing trace with hash -533373115, now seen corresponding path program 1 times [2023-11-29 03:57:15,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:57:15,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978523888] [2023-11-29 03:57:15,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:57:15,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:57:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:57:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:57:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:57:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:57:15,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:57:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:57:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:57:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:57:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:57:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:57:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:57:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:57:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:57:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:57:15,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:57:15,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:57:15,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:57:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:57:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:57:15,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:57:15,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:57:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:57:15,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:57:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:57:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:57:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:57:15,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:57:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:57:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:57:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:57:15,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-29 03:57:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2023-11-29 03:57:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:57:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-29 03:57:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:57:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2023-11-29 03:57:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:15,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2023-11-29 03:57:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:15,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2023-11-29 03:57:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2023-11-29 03:57:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-11-29 03:57:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2023-11-29 03:57:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:15,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2023-11-29 03:57:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-11-29 03:57:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2023-11-29 03:57:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-11-29 03:57:15,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2023-11-29 03:57:15,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:15,963 INFO L134 CoverageAnalysis]: Checked inductivity of 3167 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3145 trivial. 0 not checked. [2023-11-29 03:57:15,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:57:15,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978523888] [2023-11-29 03:57:15,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978523888] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:57:15,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:57:15,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:57:15,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071785836] [2023-11-29 03:57:15,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:57:15,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:57:15,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:57:15,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:57:15,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:57:15,965 INFO L87 Difference]: Start difference. First operand 90207 states and 125676 transitions. Second operand has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2023-11-29 03:57:24,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:57:25,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:57:27,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:57:27,878 INFO L93 Difference]: Finished difference Result 206708 states and 288366 transitions. [2023-11-29 03:57:27,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:57:27,879 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 469 [2023-11-29 03:57:27,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:57:28,171 INFO L225 Difference]: With dead ends: 206708 [2023-11-29 03:57:28,171 INFO L226 Difference]: Without dead ends: 115907 [2023-11-29 03:57:28,302 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:57:28,302 INFO L413 NwaCegarLoop]: 1611 mSDtfsCounter, 1060 mSDsluCounter, 1711 mSDsCounter, 0 mSdLazyCounter, 1561 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1187 SdHoareTripleChecker+Valid, 3322 SdHoareTripleChecker+Invalid, 1790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:57:28,303 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1187 Valid, 3322 Invalid, 1790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1561 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2023-11-29 03:57:28,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115907 states. [2023-11-29 03:57:33,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115907 to 115195. [2023-11-29 03:57:33,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115195 states, 81819 states have (on average 1.3912049768391206) internal successors, (113827), 82414 states have internal predecessors, (113827), 23249 states have call successors, (23249), 10125 states have call predecessors, (23249), 10125 states have return successors, (23249), 23051 states have call predecessors, (23249), 23249 states have call successors, (23249) [2023-11-29 03:57:34,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115195 states to 115195 states and 160325 transitions. [2023-11-29 03:57:34,153 INFO L78 Accepts]: Start accepts. Automaton has 115195 states and 160325 transitions. Word has length 469 [2023-11-29 03:57:34,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:57:34,154 INFO L495 AbstractCegarLoop]: Abstraction has 115195 states and 160325 transitions. [2023-11-29 03:57:34,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2023-11-29 03:57:34,154 INFO L276 IsEmpty]: Start isEmpty. Operand 115195 states and 160325 transitions. [2023-11-29 03:57:34,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2023-11-29 03:57:34,180 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:57:34,181 INFO L195 NwaCegarLoop]: trace histogram [34, 24, 24, 24, 24, 24, 24, 14, 14, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:57:34,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-29 03:57:34,181 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:57:34,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:57:34,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1343109703, now seen corresponding path program 1 times [2023-11-29 03:57:34,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:57:34,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652347889] [2023-11-29 03:57:34,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:57:34,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:57:34,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:57:34,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:57:34,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:57:34,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:57:34,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:57:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:57:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:57:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:57:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:57:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:57:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:57:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:57:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:57:34,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:57:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:57:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:57:34,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:57:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:57:34,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:57:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:57:34,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:57:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:57:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:57:34,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:57:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:57:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:57:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:57:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:57:34,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:57:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:57:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-29 03:57:34,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2023-11-29 03:57:34,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:57:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-29 03:57:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:57:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2023-11-29 03:57:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:34,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2023-11-29 03:57:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:34,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2023-11-29 03:57:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2023-11-29 03:57:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-11-29 03:57:34,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2023-11-29 03:57:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:34,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2023-11-29 03:57:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-11-29 03:57:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2023-11-29 03:57:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-11-29 03:57:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2023-11-29 03:57:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:34,676 INFO L134 CoverageAnalysis]: Checked inductivity of 3167 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3145 trivial. 0 not checked. [2023-11-29 03:57:34,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:57:34,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652347889] [2023-11-29 03:57:34,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652347889] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:57:34,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:57:34,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:57:34,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007336030] [2023-11-29 03:57:34,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:57:34,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:57:34,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:57:34,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:57:34,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:57:34,679 INFO L87 Difference]: Start difference. First operand 115195 states and 160325 transitions. Second operand has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2023-11-29 03:57:45,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:57:46,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:57:46,281 INFO L93 Difference]: Finished difference Result 257081 states and 358387 transitions. [2023-11-29 03:57:46,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:57:46,282 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 469 [2023-11-29 03:57:46,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:57:46,643 INFO L225 Difference]: With dead ends: 257081 [2023-11-29 03:57:46,643 INFO L226 Difference]: Without dead ends: 142160 [2023-11-29 03:57:46,939 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:57:46,940 INFO L413 NwaCegarLoop]: 1612 mSDtfsCounter, 1068 mSDsluCounter, 1709 mSDsCounter, 0 mSdLazyCounter, 1553 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1198 SdHoareTripleChecker+Valid, 3321 SdHoareTripleChecker+Invalid, 1789 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 1553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2023-11-29 03:57:46,940 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1198 Valid, 3321 Invalid, 1789 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 1553 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2023-11-29 03:57:47,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142160 states. [2023-11-29 03:57:54,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142160 to 141268. [2023-11-29 03:57:54,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141268 states, 100588 states have (on average 1.390712609854058) internal successors, (139889), 101317 states have internal predecessors, (139889), 28261 states have call successors, (28261), 12417 states have call predecessors, (28261), 12417 states have return successors, (28261), 28013 states have call predecessors, (28261), 28261 states have call successors, (28261) [2023-11-29 03:57:54,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141268 states to 141268 states and 196411 transitions. [2023-11-29 03:57:54,687 INFO L78 Accepts]: Start accepts. Automaton has 141268 states and 196411 transitions. Word has length 469 [2023-11-29 03:57:54,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:57:54,688 INFO L495 AbstractCegarLoop]: Abstraction has 141268 states and 196411 transitions. [2023-11-29 03:57:54,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2023-11-29 03:57:54,688 INFO L276 IsEmpty]: Start isEmpty. Operand 141268 states and 196411 transitions. [2023-11-29 03:57:54,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2023-11-29 03:57:54,739 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:57:54,740 INFO L195 NwaCegarLoop]: trace histogram [36, 24, 24, 24, 24, 24, 24, 14, 14, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:57:54,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-29 03:57:54,740 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:57:54,741 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:57:54,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1184772400, now seen corresponding path program 1 times [2023-11-29 03:57:54,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:57:54,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016035402] [2023-11-29 03:57:54,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:57:54,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:57:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:54,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:54,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:54,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:57:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:54,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:54,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:57:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:57:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:57:55,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:57:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:57:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:57:55,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:57:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:57:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:57:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:57:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:57:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:57:55,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:57:55,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:57:55,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:57:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:57:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:57:55,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:57:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:57:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:57:55,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:57:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:57:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:57:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:57:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:57:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:57:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:57:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:57:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:57:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-29 03:57:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2023-11-29 03:57:55,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:57:55,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-29 03:57:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:57:55,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2023-11-29 03:57:55,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-11-29 03:57:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2023-11-29 03:57:55,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2023-11-29 03:57:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2023-11-29 03:57:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2023-11-29 03:57:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2023-11-29 03:57:55,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2023-11-29 03:57:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-11-29 03:57:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2023-11-29 03:57:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:57:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:57:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:57:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2023-11-29 03:57:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2023-11-29 03:57:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:57:55,444 INFO L134 CoverageAnalysis]: Checked inductivity of 3346 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 3309 trivial. 0 not checked. [2023-11-29 03:57:55,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:57:55,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016035402] [2023-11-29 03:57:55,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016035402] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:57:55,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:57:55,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:57:55,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581015461] [2023-11-29 03:57:55,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:57:55,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:57:55,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:57:55,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:57:55,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:57:55,446 INFO L87 Difference]: Start difference. First operand 141268 states and 196411 transitions. Second operand has 4 states, 4 states have (on average 32.0) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (53), 3 states have call predecessors, (53), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2023-11-29 03:58:05,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:58:05,520 INFO L93 Difference]: Finished difference Result 306293 states and 426110 transitions. [2023-11-29 03:58:05,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:58:05,521 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (53), 3 states have call predecessors, (53), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 501 [2023-11-29 03:58:05,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:58:06,200 INFO L225 Difference]: With dead ends: 306293 [2023-11-29 03:58:06,200 INFO L226 Difference]: Without dead ends: 165299 [2023-11-29 03:58:06,396 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:58:06,397 INFO L413 NwaCegarLoop]: 1424 mSDtfsCounter, 852 mSDsluCounter, 1597 mSDsCounter, 0 mSdLazyCounter, 1463 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 955 SdHoareTripleChecker+Valid, 3021 SdHoareTripleChecker+Invalid, 1691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 1463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:58:06,397 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [955 Valid, 3021 Invalid, 1691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 1463 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-29 03:58:06,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165299 states. [2023-11-29 03:58:14,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165299 to 164257. [2023-11-29 03:58:14,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164257 states, 117164 states have (on average 1.3897186849202827) internal successors, (162825), 117988 states have internal predecessors, (162825), 32574 states have call successors, (32574), 14517 states have call predecessors, (32574), 14517 states have return successors, (32574), 32276 states have call predecessors, (32574), 32574 states have call successors, (32574) [2023-11-29 03:58:15,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164257 states to 164257 states and 227973 transitions. [2023-11-29 03:58:15,516 INFO L78 Accepts]: Start accepts. Automaton has 164257 states and 227973 transitions. Word has length 501 [2023-11-29 03:58:15,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:58:15,517 INFO L495 AbstractCegarLoop]: Abstraction has 164257 states and 227973 transitions. [2023-11-29 03:58:15,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (53), 3 states have call predecessors, (53), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2023-11-29 03:58:15,517 INFO L276 IsEmpty]: Start isEmpty. Operand 164257 states and 227973 transitions. [2023-11-29 03:58:15,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2023-11-29 03:58:15,565 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:58:15,566 INFO L195 NwaCegarLoop]: trace histogram [36, 24, 24, 24, 24, 24, 24, 14, 14, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:58:15,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-11-29 03:58:15,566 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:58:15,566 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:58:15,566 INFO L85 PathProgramCache]: Analyzing trace with hash 126934322, now seen corresponding path program 1 times [2023-11-29 03:58:15,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:58:15,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139000782] [2023-11-29 03:58:15,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:58:15,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:58:15,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:58:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:58:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:58:15,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:58:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:58:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:58:15,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:58:15,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:58:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:58:15,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:58:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:58:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:58:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:58:15,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:58:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:58:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:58:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:58:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:58:15,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:58:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:58:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:58:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:58:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:58:15,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:58:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:58:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:58:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:58:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:58:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:58:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:58:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-29 03:58:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:15,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2023-11-29 03:58:15,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:58:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-29 03:58:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:58:16,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2023-11-29 03:58:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:58:16,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:58:16,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-11-29 03:58:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:58:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:58:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2023-11-29 03:58:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2023-11-29 03:58:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2023-11-29 03:58:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2023-11-29 03:58:16,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2023-11-29 03:58:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2023-11-29 03:58:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-11-29 03:58:16,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:58:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:58:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2023-11-29 03:58:16,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:16,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:58:16,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:58:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2023-11-29 03:58:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2023-11-29 03:58:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:16,333 INFO L134 CoverageAnalysis]: Checked inductivity of 3346 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 3309 trivial. 0 not checked. [2023-11-29 03:58:16,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:58:16,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139000782] [2023-11-29 03:58:16,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139000782] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:58:16,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:58:16,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:58:16,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339218346] [2023-11-29 03:58:16,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:58:16,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:58:16,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:58:16,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:58:16,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:58:16,348 INFO L87 Difference]: Start difference. First operand 164257 states and 227973 transitions. Second operand has 4 states, 4 states have (on average 32.0) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (53), 3 states have call predecessors, (53), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2023-11-29 03:58:27,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:58:27,621 INFO L93 Difference]: Finished difference Result 352880 states and 490089 transitions. [2023-11-29 03:58:27,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:58:27,622 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (53), 3 states have call predecessors, (53), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 501 [2023-11-29 03:58:27,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:58:28,247 INFO L225 Difference]: With dead ends: 352880 [2023-11-29 03:58:28,247 INFO L226 Difference]: Without dead ends: 188897 [2023-11-29 03:58:28,457 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:58:28,457 INFO L413 NwaCegarLoop]: 1424 mSDtfsCounter, 859 mSDsluCounter, 1598 mSDsCounter, 0 mSdLazyCounter, 1455 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 962 SdHoareTripleChecker+Valid, 3022 SdHoareTripleChecker+Invalid, 1686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 1455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:58:28,458 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [962 Valid, 3022 Invalid, 1686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 1455 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-29 03:58:28,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188897 states. [2023-11-29 03:58:38,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188897 to 187705. [2023-11-29 03:58:38,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187705 states, 134103 states have (on average 1.3886341096023207) internal successors, (186220), 135022 states have internal predecessors, (186220), 36935 states have call successors, (36935), 16665 states have call predecessors, (36935), 16665 states have return successors, (36935), 36587 states have call predecessors, (36935), 36935 states have call successors, (36935) [2023-11-29 03:58:38,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187705 states to 187705 states and 260090 transitions. [2023-11-29 03:58:38,972 INFO L78 Accepts]: Start accepts. Automaton has 187705 states and 260090 transitions. Word has length 501 [2023-11-29 03:58:38,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:58:38,972 INFO L495 AbstractCegarLoop]: Abstraction has 187705 states and 260090 transitions. [2023-11-29 03:58:38,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (53), 3 states have call predecessors, (53), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2023-11-29 03:58:38,973 INFO L276 IsEmpty]: Start isEmpty. Operand 187705 states and 260090 transitions. [2023-11-29 03:58:39,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2023-11-29 03:58:39,008 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:58:39,009 INFO L195 NwaCegarLoop]: trace histogram [36, 24, 24, 24, 24, 24, 24, 15, 15, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:58:39,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-11-29 03:58:39,009 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:58:39,009 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:58:39,009 INFO L85 PathProgramCache]: Analyzing trace with hash -1075532215, now seen corresponding path program 1 times [2023-11-29 03:58:39,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:58:39,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606454000] [2023-11-29 03:58:39,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:58:39,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:58:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:58:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:58:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:58:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:58:39,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:58:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:58:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:58:39,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:58:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:58:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:58:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:58:39,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:58:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:58:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:58:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:58:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:58:39,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:58:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:58:39,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:58:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:58:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:58:39,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:58:39,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:58:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:58:39,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:58:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:58:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:58:39,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:58:39,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:58:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:58:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-29 03:58:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2023-11-29 03:58:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:58:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-29 03:58:39,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:58:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2023-11-29 03:58:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:58:39,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:58:39,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2023-11-29 03:58:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:58:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:58:39,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2023-11-29 03:58:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2023-11-29 03:58:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2023-11-29 03:58:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2023-11-29 03:58:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2023-11-29 03:58:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2023-11-29 03:58:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-29 03:58:39,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:58:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:58:39,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2023-11-29 03:58:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:58:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:58:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:58:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2023-11-29 03:58:39,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2023-11-29 03:58:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2023-11-29 03:58:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:58:39,630 INFO L134 CoverageAnalysis]: Checked inductivity of 3391 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 3352 trivial. 0 not checked. [2023-11-29 03:58:39,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:58:39,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606454000] [2023-11-29 03:58:39,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606454000] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:58:39,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:58:39,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:58:39,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895520225] [2023-11-29 03:58:39,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:58:39,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:58:39,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:58:39,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:58:39,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:58:39,632 INFO L87 Difference]: Start difference. First operand 187705 states and 260090 transitions. Second operand has 4 states, 4 states have (on average 31.75) internal successors, (127), 3 states have internal predecessors, (127), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2023-11-29 03:58:49,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:58:54,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:58:54,631 INFO L93 Difference]: Finished difference Result 411098 states and 570471 transitions. [2023-11-29 03:58:54,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:58:54,631 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 3 states have internal predecessors, (127), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 505 [2023-11-29 03:58:54,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:58:55,427 INFO L225 Difference]: With dead ends: 411098 [2023-11-29 03:58:55,427 INFO L226 Difference]: Without dead ends: 223667 [2023-11-29 03:58:55,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:58:55,739 INFO L413 NwaCegarLoop]: 1611 mSDtfsCounter, 1057 mSDsluCounter, 1712 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1186 SdHoareTripleChecker+Valid, 3323 SdHoareTripleChecker+Invalid, 1791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 1563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2023-11-29 03:58:55,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1186 Valid, 3323 Invalid, 1791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 1563 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2023-11-29 03:58:55,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223667 states. [2023-11-29 03:59:06,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223667 to 222235. [2023-11-29 03:59:06,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222235 states, 159077 states have (on average 1.3890442993015961) internal successors, (220965), 160144 states have internal predecessors, (220965), 43455 states have call successors, (43455), 19701 states have call predecessors, (43455), 19701 states have return successors, (43455), 43037 states have call predecessors, (43455), 43455 states have call successors, (43455) [2023-11-29 03:59:07,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222235 states to 222235 states and 307875 transitions. [2023-11-29 03:59:07,844 INFO L78 Accepts]: Start accepts. Automaton has 222235 states and 307875 transitions. Word has length 505 [2023-11-29 03:59:07,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:59:07,844 INFO L495 AbstractCegarLoop]: Abstraction has 222235 states and 307875 transitions. [2023-11-29 03:59:07,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 3 states have internal predecessors, (127), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2023-11-29 03:59:07,844 INFO L276 IsEmpty]: Start isEmpty. Operand 222235 states and 307875 transitions. [2023-11-29 03:59:07,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2023-11-29 03:59:07,886 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:59:07,886 INFO L195 NwaCegarLoop]: trace histogram [36, 24, 24, 24, 24, 24, 24, 15, 15, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:59:07,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-11-29 03:59:07,886 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:59:07,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:59:07,887 INFO L85 PathProgramCache]: Analyzing trace with hash 249323979, now seen corresponding path program 1 times [2023-11-29 03:59:07,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:59:07,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077969871] [2023-11-29 03:59:07,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:59:07,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:59:07,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:59:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:59:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:59:08,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:59:08,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:59:08,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:59:08,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:59:08,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:59:08,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:59:08,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:59:08,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:59:08,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:59:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:59:08,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:59:08,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:59:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:59:08,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:59:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:59:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:59:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:59:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:59:08,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:59:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:59:08,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:59:08,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:59:08,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:59:08,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:59:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:59:08,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:59:08,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:59:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-29 03:59:08,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2023-11-29 03:59:08,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:59:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-29 03:59:08,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:59:08,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2023-11-29 03:59:08,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:59:08,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:59:08,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2023-11-29 03:59:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:59:08,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:59:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2023-11-29 03:59:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2023-11-29 03:59:08,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2023-11-29 03:59:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2023-11-29 03:59:08,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2023-11-29 03:59:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2023-11-29 03:59:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-29 03:59:08,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:59:08,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:59:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2023-11-29 03:59:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:59:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:59:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2023-11-29 03:59:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2023-11-29 03:59:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2023-11-29 03:59:08,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:08,380 INFO L134 CoverageAnalysis]: Checked inductivity of 3391 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 3352 trivial. 0 not checked. [2023-11-29 03:59:08,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:59:08,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077969871] [2023-11-29 03:59:08,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077969871] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:59:08,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:59:08,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:59:08,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993511769] [2023-11-29 03:59:08,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:59:08,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:59:08,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:59:08,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:59:08,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:59:08,382 INFO L87 Difference]: Start difference. First operand 222235 states and 307875 transitions. Second operand has 4 states, 4 states have (on average 31.75) internal successors, (127), 3 states have internal predecessors, (127), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2023-11-29 03:59:23,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:59:25,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:59:26,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:59:26,386 INFO L93 Difference]: Finished difference Result 480983 states and 667226 transitions. [2023-11-29 03:59:26,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:59:26,387 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 3 states have internal predecessors, (127), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 505 [2023-11-29 03:59:26,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:59:27,199 INFO L225 Difference]: With dead ends: 480983 [2023-11-29 03:59:27,199 INFO L226 Difference]: Without dead ends: 259022 [2023-11-29 03:59:27,538 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:59:27,539 INFO L413 NwaCegarLoop]: 1611 mSDtfsCounter, 1056 mSDsluCounter, 1713 mSDsCounter, 0 mSdLazyCounter, 1565 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1185 SdHoareTripleChecker+Valid, 3324 SdHoareTripleChecker+Invalid, 1794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1565 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:59:27,539 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1185 Valid, 3324 Invalid, 1794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1565 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2023-11-29 03:59:27,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259022 states. [2023-11-29 03:59:40,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259022 to 257350. [2023-11-29 03:59:40,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257350 states, 184516 states have (on average 1.3890123349736607) internal successors, (256295), 185731 states have internal predecessors, (256295), 50035 states have call successors, (50035), 22797 states have call predecessors, (50035), 22797 states have return successors, (50035), 49547 states have call predecessors, (50035), 50035 states have call successors, (50035) [2023-11-29 03:59:41,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257350 states to 257350 states and 356365 transitions. [2023-11-29 03:59:41,099 INFO L78 Accepts]: Start accepts. Automaton has 257350 states and 356365 transitions. Word has length 505 [2023-11-29 03:59:41,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:59:41,099 INFO L495 AbstractCegarLoop]: Abstraction has 257350 states and 356365 transitions. [2023-11-29 03:59:41,100 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 3 states have internal predecessors, (127), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2023-11-29 03:59:41,100 INFO L276 IsEmpty]: Start isEmpty. Operand 257350 states and 356365 transitions. [2023-11-29 03:59:41,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2023-11-29 03:59:41,144 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:59:41,145 INFO L195 NwaCegarLoop]: trace histogram [36, 24, 24, 24, 24, 24, 24, 15, 15, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:59:41,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-11-29 03:59:41,145 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:59:41,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:59:41,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1180683763, now seen corresponding path program 1 times [2023-11-29 03:59:41,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:59:41,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662992809] [2023-11-29 03:59:41,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:59:41,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:59:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:59:41,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:59:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:59:41,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:59:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:59:41,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-29 03:59:41,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:59:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 03:59:41,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 03:59:41,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:59:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:59:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:59:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:59:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:59:41,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:59:41,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:59:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-11-29 03:59:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-29 03:59:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-29 03:59:41,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-29 03:59:41,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 03:59:41,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 03:59:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-11-29 03:59:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-29 03:59:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-29 03:59:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2023-11-29 03:59:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:59:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-29 03:59:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-29 03:59:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-29 03:59:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-29 03:59:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2023-11-29 03:59:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-29 03:59:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-29 03:59:41,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:59:41,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2023-11-29 03:59:41,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:59:41,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:59:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2023-11-29 03:59:41,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:59:41,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:59:41,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2023-11-29 03:59:41,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2023-11-29 03:59:41,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-11-29 03:59:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2023-11-29 03:59:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2023-11-29 03:59:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2023-11-29 03:59:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2023-11-29 03:59:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:59:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:59:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2023-11-29 03:59:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:59:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:59:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:59:41,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2023-11-29 03:59:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2023-11-29 03:59:41,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2023-11-29 03:59:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2023-11-29 03:59:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:41,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3385 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 3350 trivial. 0 not checked. [2023-11-29 03:59:41,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:59:41,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662992809] [2023-11-29 03:59:41,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662992809] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:59:41,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:59:41,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:59:41,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150430468] [2023-11-29 03:59:41,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:59:41,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:59:41,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:59:41,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:59:41,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:59:41,585 INFO L87 Difference]: Start difference. First operand 257350 states and 356365 transitions. Second operand has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2023-11-29 03:59:59,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:00:01,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 04:00:03,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:00:03,864 INFO L93 Difference]: Finished difference Result 562751 states and 780332 transitions. [2023-11-29 04:00:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:00:03,865 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 503 [2023-11-29 04:00:03,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:00:04,839 INFO L225 Difference]: With dead ends: 562751 [2023-11-29 04:00:04,839 INFO L226 Difference]: Without dead ends: 305675 [2023-11-29 04:00:05,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:00:05,190 INFO L413 NwaCegarLoop]: 1611 mSDtfsCounter, 1059 mSDsluCounter, 1712 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1188 SdHoareTripleChecker+Valid, 3323 SdHoareTripleChecker+Invalid, 1791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 1563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:00:05,190 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1188 Valid, 3323 Invalid, 1791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 1563 Invalid, 0 Unknown, 0 Unchecked, 8.2s Time] [2023-11-29 04:00:05,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305675 states.