./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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.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_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2c6afaf5bedcc2af934f5b2a4cc6fb91099717aaf97d30d9787d5c01855a1a43 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:40:59,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:40:59,835 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-12-02 16:40:59,840 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:40:59,840 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:40:59,865 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:40:59,865 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:40:59,866 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:40:59,867 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:40:59,867 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:40:59,868 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:40:59,868 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:40:59,869 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:40:59,869 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 16:40:59,870 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:40:59,870 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:40:59,871 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 16:40:59,871 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 16:40:59,872 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:40:59,872 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 16:40:59,873 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 16:40:59,874 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 16:40:59,875 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:40:59,875 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:40:59,876 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 16:40:59,876 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:40:59,876 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:40:59,877 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:40:59,877 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:40:59,878 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:40:59,878 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:40:59,878 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:40:59,879 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:40:59,879 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:40:59,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:40:59,880 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:40:59,880 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:40:59,880 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:40:59,880 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 16:40:59,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 16:40:59,881 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:40:59,881 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:40:59,881 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:40:59,881 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:40:59,882 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c6afaf5bedcc2af934f5b2a4cc6fb91099717aaf97d30d9787d5c01855a1a43 [2023-12-02 16:41:00,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:41:00,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:41:00,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:41:00,146 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:41:00,146 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:41:00,147 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i [2023-12-02 16:41:02,978 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:41:03,402 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:41:03,402 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i [2023-12-02 16:41:03,435 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/data/065c175d4/6d3840b5f2a1492c8eb02d7ae0e5a7dc/FLAG9da4a07e4 [2023-12-02 16:41:03,450 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/data/065c175d4/6d3840b5f2a1492c8eb02d7ae0e5a7dc [2023-12-02 16:41:03,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:41:03,454 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:41:03,455 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:41:03,455 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:41:03,460 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:41:03,461 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:41:03" (1/1) ... [2023-12-02 16:41:03,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e55423b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:41:03, skipping insertion in model container [2023-12-02 16:41:03,463 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:41:03" (1/1) ... [2023-12-02 16:41:03,588 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:41:04,879 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_3b362c7c-f196-4d3c-859f-5370ff3516fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193323,193336] [2023-12-02 16:41:04,883 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_3b362c7c-f196-4d3c-859f-5370ff3516fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193489,193502] [2023-12-02 16:41:04,883 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_3b362c7c-f196-4d3c-859f-5370ff3516fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193653,193666] [2023-12-02 16:41:04,884 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_3b362c7c-f196-4d3c-859f-5370ff3516fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193818,193831] [2023-12-02 16:41:04,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:41:04,934 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:41:05,012 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] [2023-12-02 16:41:05,014 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] [2023-12-02 16:41:05,016 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] [2023-12-02 16:41:05,126 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_3b362c7c-f196-4d3c-859f-5370ff3516fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193323,193336] [2023-12-02 16:41:05,127 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_3b362c7c-f196-4d3c-859f-5370ff3516fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193489,193502] [2023-12-02 16:41:05,128 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_3b362c7c-f196-4d3c-859f-5370ff3516fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193653,193666] [2023-12-02 16:41:05,129 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_3b362c7c-f196-4d3c-859f-5370ff3516fe/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i[193818,193831] [2023-12-02 16:41:05,135 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:41:05,222 WARN L675 CHandler]: The function strrchr is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 16:41:05,222 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 16:41:05,228 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:41:05,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:41:05 WrapperNode [2023-12-02 16:41:05,229 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:41:05,230 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:41:05,230 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:41:05,230 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:41:05,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:41:05" (1/1) ... [2023-12-02 16:41:05,298 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:41:05" (1/1) ... [2023-12-02 16:41:05,393 INFO L138 Inliner]: procedures = 238, calls = 1022, calls flagged for inlining = 130, calls inlined = 118, statements flattened = 3146 [2023-12-02 16:41:05,394 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:41:05,395 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:41:05,395 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:41:05,395 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:41:05,404 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:41:05" (1/1) ... [2023-12-02 16:41:05,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:41:05" (1/1) ... [2023-12-02 16:41:05,421 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:41:05" (1/1) ... [2023-12-02 16:41:05,422 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:41:05" (1/1) ... [2023-12-02 16:41:05,490 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:41:05" (1/1) ... [2023-12-02 16:41:05,505 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:41:05" (1/1) ... [2023-12-02 16:41:05,520 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:41:05" (1/1) ... [2023-12-02 16:41:05,534 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:41:05" (1/1) ... [2023-12-02 16:41:05,551 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:41:05,552 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:41:05,552 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:41:05,552 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:41:05,553 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:41:05" (1/1) ... [2023-12-02 16:41:05,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:41:05,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:41:05,581 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:41:05,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:41:05,621 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2023-12-02 16:41:05,621 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2023-12-02 16:41:05,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-12-02 16:41:05,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-12-02 16:41:05,622 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2023-12-02 16:41:05,622 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2023-12-02 16:41:05,622 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2023-12-02 16:41:05,622 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2023-12-02 16:41:05,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-02 16:41:05,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-02 16:41:05,623 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2023-12-02 16:41:05,623 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2023-12-02 16:41:05,623 INFO L130 BoogieDeclarations]: Found specification of procedure copy_strings_kernel [2023-12-02 16:41:05,623 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_strings_kernel [2023-12-02 16:41:05,624 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2023-12-02 16:41:05,624 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2023-12-02 16:41:05,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 16:41:05,624 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 16:41:05,624 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-12-02 16:41:05,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-12-02 16:41:05,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 16:41:05,625 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-12-02 16:41:05,625 INFO L130 BoogieDeclarations]: Found specification of procedure kill_node [2023-12-02 16:41:05,626 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_node [2023-12-02 16:41:05,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2023-12-02 16:41:05,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2023-12-02 16:41:05,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 16:41:05,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-12-02 16:41:05,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-12-02 16:41:05,627 INFO L130 BoogieDeclarations]: Found specification of procedure allow_write_access [2023-12-02 16:41:05,627 INFO L138 BoogieDeclarations]: Found implementation of procedure allow_write_access [2023-12-02 16:41:05,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-12-02 16:41:05,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-12-02 16:41:05,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-12-02 16:41:05,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-12-02 16:41:05,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_misc_binfmt_7_2 [2023-12-02 16:41:05,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_misc_binfmt_7_2 [2023-12-02 16:41:05,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 16:41:05,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 16:41:05,628 INFO L130 BoogieDeclarations]: Found specification of procedure bm_evict_inode [2023-12-02 16:41:05,628 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_evict_inode [2023-12-02 16:41:05,628 INFO L130 BoogieDeclarations]: Found specification of procedure kill_litter_super [2023-12-02 16:41:05,628 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_litter_super [2023-12-02 16:41:05,628 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2023-12-02 16:41:05,628 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2023-12-02 16:41:05,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-12-02 16:41:05,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-12-02 16:41:05,629 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-12-02 16:41:05,629 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-12-02 16:41:05,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-12-02 16:41:05,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-12-02 16:41:05,629 INFO L130 BoogieDeclarations]: Found specification of procedure parse_command [2023-12-02 16:41:05,629 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_command [2023-12-02 16:41:05,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 16:41:05,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-12-02 16:41:05,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-12-02 16:41:05,630 INFO L130 BoogieDeclarations]: Found specification of procedure bm_register_write [2023-12-02 16:41:05,630 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_register_write [2023-12-02 16:41:05,631 INFO L130 BoogieDeclarations]: Found specification of procedure bm_entry_read [2023-12-02 16:41:05,631 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_entry_read [2023-12-02 16:41:05,631 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-12-02 16:41:05,631 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-12-02 16:41:05,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-12-02 16:41:05,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-12-02 16:41:05,631 INFO L130 BoogieDeclarations]: Found specification of procedure bm_status_write [2023-12-02 16:41:05,632 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_status_write [2023-12-02 16:41:05,632 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-12-02 16:41:05,632 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-12-02 16:41:05,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-12-02 16:41:05,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-12-02 16:41:05,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 16:41:05,633 INFO L130 BoogieDeclarations]: Found specification of procedure scanarg [2023-12-02 16:41:05,633 INFO L138 BoogieDeclarations]: Found implementation of procedure scanarg [2023-12-02 16:41:05,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-12-02 16:41:05,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-12-02 16:41:05,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 16:41:05,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-12-02 16:41:05,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-12-02 16:41:05,634 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2023-12-02 16:41:05,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-12-02 16:41:05,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-12-02 16:41:05,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-12-02 16:41:05,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-12-02 16:41:05,635 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2023-12-02 16:41:05,635 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2023-12-02 16:41:05,635 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-12-02 16:41:05,635 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-12-02 16:41:05,635 INFO L130 BoogieDeclarations]: Found specification of procedure bm_entry_write [2023-12-02 16:41:05,635 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_entry_write [2023-12-02 16:41:05,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:41:05,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-12-02 16:41:05,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-12-02 16:41:05,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 16:41:05,636 INFO L130 BoogieDeclarations]: Found specification of procedure string_unescape_inplace [2023-12-02 16:41:05,636 INFO L138 BoogieDeclarations]: Found implementation of procedure string_unescape_inplace [2023-12-02 16:41:05,636 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2023-12-02 16:41:05,636 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2023-12-02 16:41:05,636 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-12-02 16:41:05,636 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-12-02 16:41:05,637 INFO L130 BoogieDeclarations]: Found specification of procedure bm_status_read [2023-12-02 16:41:05,637 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_status_read [2023-12-02 16:41:05,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-12-02 16:41:05,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-12-02 16:41:05,637 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-12-02 16:41:05,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-12-02 16:41:05,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 16:41:05,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-12-02 16:41:05,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-12-02 16:41:05,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:41:05,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:41:05,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-12-02 16:41:05,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-12-02 16:41:05,639 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-12-02 16:41:05,639 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-12-02 16:41:06,151 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:41:06,155 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:41:06,397 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-12-02 16:41:08,882 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-12-02 16:41:08,970 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:41:09,657 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:41:09,657 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 16:41:09,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:41:09 BoogieIcfgContainer [2023-12-02 16:41:09,660 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:41:09,662 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:41:09,662 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:41:09,665 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:41:09,665 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:41:03" (1/3) ... [2023-12-02 16:41:09,665 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b4a72d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:41:09, skipping insertion in model container [2023-12-02 16:41:09,665 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:41:05" (2/3) ... [2023-12-02 16:41:09,666 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b4a72d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:41:09, skipping insertion in model container [2023-12-02 16:41:09,666 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:41:09" (3/3) ... [2023-12-02 16:41:09,667 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i [2023-12-02 16:41:09,684 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:41:09,685 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-12-02 16:41:09,752 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:41:09,758 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=FINITE_AUTOMATA, 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;@2a36d716, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:41:09,758 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-12-02 16:41:09,767 INFO L276 IsEmpty]: Start isEmpty. Operand has 766 states, 476 states have (on average 1.3718487394957983) internal successors, (653), 483 states have internal predecessors, (653), 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) [2023-12-02 16:41:09,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-12-02 16:41:09,797 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:41:09,798 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] [2023-12-02 16:41:09,799 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:41:09,804 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:41:09,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1801715433, now seen corresponding path program 1 times [2023-12-02 16:41:09,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:41:09,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157087724] [2023-12-02 16:41:09,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:41:09,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:41:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:41:10,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2259 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2259 trivial. 0 not checked. [2023-12-02 16:41:10,566 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:41:10,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157087724] [2023-12-02 16:41:10,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157087724] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:41:10,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:41:10,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:41:10,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492319435] [2023-12-02 16:41:10,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:41:10,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:41:10,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:41:10,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:41:10,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:41:10,606 INFO L87 Difference]: Start difference. First operand has 766 states, 476 states have (on average 1.3718487394957983) internal successors, (653), 483 states have internal predecessors, (653), 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 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-12-02 16:41:12,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:41:12,299 INFO L93 Difference]: Finished difference Result 2128 states and 3158 transitions. [2023-12-02 16:41:12,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:41:12,306 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (31), 2 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 [2023-12-02 16:41:12,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:41:12,334 INFO L225 Difference]: With dead ends: 2128 [2023-12-02 16:41:12,334 INFO L226 Difference]: Without dead ends: 1400 [2023-12-02 16:41:12,344 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:41:12,348 INFO L413 NwaCegarLoop]: 959 mSDtfsCounter, 974 mSDsluCounter, 913 mSDsCounter, 0 mSdLazyCounter, 350 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 974 SdHoareTripleChecker+Valid, 1872 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-12-02 16:41:12,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [974 Valid, 1872 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 350 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-12-02 16:41:12,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1400 states. [2023-12-02 16:41:12,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1400 to 1396. [2023-12-02 16:41:12,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1396 states, 886 states have (on average 1.3690744920993227) internal successors, (1213), 899 states have internal predecessors, (1213), 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) [2023-12-02 16:41:12,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1396 states and 2035 transitions. [2023-12-02 16:41:12,550 INFO L78 Accepts]: Start accepts. Automaton has 1396 states and 2035 transitions. Word has length 264 [2023-12-02 16:41:12,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:41:12,552 INFO L495 AbstractCegarLoop]: Abstraction has 1396 states and 2035 transitions. [2023-12-02 16:41:12,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-12-02 16:41:12,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 2035 transitions. [2023-12-02 16:41:12,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2023-12-02 16:41:12,569 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:41:12,569 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] [2023-12-02 16:41:12,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 16:41:12,570 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:41:12,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:41:12,571 INFO L85 PathProgramCache]: Analyzing trace with hash -123068228, now seen corresponding path program 1 times [2023-12-02 16:41:12,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:41:12,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902351096] [2023-12-02 16:41:12,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:41:12,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:41:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:41:13,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2446 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2446 trivial. 0 not checked. [2023-12-02 16:41:13,730 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:41:13,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902351096] [2023-12-02 16:41:13,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902351096] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:41:13,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:41:13,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 16:41:13,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758677383] [2023-12-02 16:41:13,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:41:13,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:41:13,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:41:13,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:41:13,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:41:13,736 INFO L87 Difference]: Start difference. First operand 1396 states and 2035 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-12-02 16:41:17,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:41:19,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:41:21,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:41:21,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:41:21,116 INFO L93 Difference]: Finished difference Result 1472 states and 2110 transitions. [2023-12-02 16:41:21,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 16:41:21,117 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (37), 3 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 308 [2023-12-02 16:41:21,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:41:21,132 INFO L225 Difference]: With dead ends: 1472 [2023-12-02 16:41:21,133 INFO L226 Difference]: Without dead ends: 1470 [2023-12-02 16:41:21,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 16:41:21,135 INFO L413 NwaCegarLoop]: 927 mSDtfsCounter, 944 mSDsluCounter, 1934 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 946 SdHoareTripleChecker+Valid, 2861 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:41:21,136 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [946 Valid, 2861 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 529 Invalid, 2 Unknown, 0 Unchecked, 7.2s Time] [2023-12-02 16:41:21,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1470 states. [2023-12-02 16:41:21,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1470 to 1470. [2023-12-02 16:41:21,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1470 states, 925 states have (on average 1.3556756756756756) internal successors, (1254), 938 states have internal predecessors, (1254), 429 states have call successors, (429), 114 states have call predecessors, (429), 113 states have return successors, (425), 425 states have call predecessors, (425), 425 states have call successors, (425) [2023-12-02 16:41:21,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1470 states and 2108 transitions. [2023-12-02 16:41:21,253 INFO L78 Accepts]: Start accepts. Automaton has 1470 states and 2108 transitions. Word has length 308 [2023-12-02 16:41:21,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:41:21,254 INFO L495 AbstractCegarLoop]: Abstraction has 1470 states and 2108 transitions. [2023-12-02 16:41:21,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-12-02 16:41:21,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 2108 transitions. [2023-12-02 16:41:21,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2023-12-02 16:41:21,265 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:41:21,265 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] [2023-12-02 16:41:21,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-02 16:41:21,266 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [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 (and 1 more)] === [2023-12-02 16:41:21,266 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:41:21,266 INFO L85 PathProgramCache]: Analyzing trace with hash -156918724, now seen corresponding path program 1 times [2023-12-02 16:41:21,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:41:21,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927922184] [2023-12-02 16:41:21,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:41:21,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:41:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:41:21,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2283 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2283 trivial. 0 not checked. [2023-12-02 16:41:21,640 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:41:21,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927922184] [2023-12-02 16:41:21,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927922184] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:41:21,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:41:21,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:41:21,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795828992] [2023-12-02 16:41:21,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:41:21,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:41:21,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:41:21,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:41:21,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:41:21,644 INFO L87 Difference]: Start difference. First operand 1470 states and 2108 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-12-02 16:41:25,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:41:25,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:41:25,465 INFO L93 Difference]: Finished difference Result 3213 states and 4569 transitions. [2023-12-02 16:41:25,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:41:25,465 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (36), 2 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 318 [2023-12-02 16:41:25,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:41:25,480 INFO L225 Difference]: With dead ends: 3213 [2023-12-02 16:41:25,480 INFO L226 Difference]: Without dead ends: 1792 [2023-12-02 16:41:25,487 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:41:25,489 INFO L413 NwaCegarLoop]: 935 mSDtfsCounter, 709 mSDsluCounter, 901 mSDsCounter, 0 mSdLazyCounter, 366 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 709 SdHoareTripleChecker+Valid, 1836 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 366 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2023-12-02 16:41:25,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [709 Valid, 1836 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 366 Invalid, 1 Unknown, 0 Unchecked, 3.7s Time] [2023-12-02 16:41:25,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1792 states. [2023-12-02 16:41:25,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1792 to 1770. [2023-12-02 16:41:25,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1770 states, 1118 states have (on average 1.338103756708408) internal successors, (1496), 1138 states have internal predecessors, (1496), 501 states have call successors, (501), 149 states have call predecessors, (501), 148 states have return successors, (497), 492 states have call predecessors, (497), 497 states have call successors, (497) [2023-12-02 16:41:25,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1770 states and 2494 transitions. [2023-12-02 16:41:25,624 INFO L78 Accepts]: Start accepts. Automaton has 1770 states and 2494 transitions. Word has length 318 [2023-12-02 16:41:25,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:41:25,625 INFO L495 AbstractCegarLoop]: Abstraction has 1770 states and 2494 transitions. [2023-12-02 16:41:25,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-12-02 16:41:25,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2494 transitions. [2023-12-02 16:41:25,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2023-12-02 16:41:25,635 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:41:25,635 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] [2023-12-02 16:41:25,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-02 16:41:25,636 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [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 (and 1 more)] === [2023-12-02 16:41:25,636 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:41:25,637 INFO L85 PathProgramCache]: Analyzing trace with hash -540344689, now seen corresponding path program 1 times [2023-12-02 16:41:25,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:41:25,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030164090] [2023-12-02 16:41:25,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:41:25,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:41:25,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:41:25,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2023-12-02 16:41:25,996 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:41:25,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030164090] [2023-12-02 16:41:25,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030164090] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:41:25,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:41:25,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:41:25,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353663594] [2023-12-02 16:41:25,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:41:25,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:41:25,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:41:25,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:41:26,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:41:26,000 INFO L87 Difference]: Start difference. First operand 1770 states and 2494 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-12-02 16:41:28,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:41:28,171 INFO L93 Difference]: Finished difference Result 4539 states and 6370 transitions. [2023-12-02 16:41:28,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:41:28,172 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (37), 2 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 320 [2023-12-02 16:41:28,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:41:28,197 INFO L225 Difference]: With dead ends: 4539 [2023-12-02 16:41:28,198 INFO L226 Difference]: Without dead ends: 2818 [2023-12-02 16:41:28,206 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:41:28,207 INFO L413 NwaCegarLoop]: 982 mSDtfsCounter, 907 mSDsluCounter, 901 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 907 SdHoareTripleChecker+Valid, 1883 SdHoareTripleChecker+Invalid, 387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-12-02 16:41:28,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [907 Valid, 1883 Invalid, 387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 374 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-12-02 16:41:28,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2818 states. [2023-12-02 16:41:28,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2818 to 2796. [2023-12-02 16:41:28,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2796 states, 1789 states have (on average 1.3387367244270543) internal successors, (2395), 1822 states have internal predecessors, (2395), 754 states have call successors, (754), 251 states have call predecessors, (754), 250 states have return successors, (750), 735 states have call predecessors, (750), 750 states have call successors, (750) [2023-12-02 16:41:28,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 2796 states and 3899 transitions. [2023-12-02 16:41:28,422 INFO L78 Accepts]: Start accepts. Automaton has 2796 states and 3899 transitions. Word has length 320 [2023-12-02 16:41:28,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:41:28,423 INFO L495 AbstractCegarLoop]: Abstraction has 2796 states and 3899 transitions. [2023-12-02 16:41:28,423 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-12-02 16:41:28,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 3899 transitions. [2023-12-02 16:41:28,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2023-12-02 16:41:28,431 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:41:28,432 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, 1] [2023-12-02 16:41:28,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-02 16:41:28,432 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:41:28,433 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:41:28,433 INFO L85 PathProgramCache]: Analyzing trace with hash 549277926, now seen corresponding path program 1 times [2023-12-02 16:41:28,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:41:28,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382190394] [2023-12-02 16:41:28,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:41:28,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:41:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:41:29,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2448 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2446 trivial. 0 not checked. [2023-12-02 16:41:29,326 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:41:29,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382190394] [2023-12-02 16:41:29,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382190394] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:41:29,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:41:29,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 16:41:29,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841493420] [2023-12-02 16:41:29,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:41:29,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:41:29,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:41:29,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:41:29,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:41:29,329 INFO L87 Difference]: Start difference. First operand 2796 states and 3899 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-12-02 16:41:32,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:41:34,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:41:34,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:41:34,916 INFO L93 Difference]: Finished difference Result 2802 states and 3904 transitions. [2023-12-02 16:41:34,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 16:41:34,917 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 313 [2023-12-02 16:41:34,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:41:34,940 INFO L225 Difference]: With dead ends: 2802 [2023-12-02 16:41:34,940 INFO L226 Difference]: Without dead ends: 2798 [2023-12-02 16:41:34,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 16:41:34,943 INFO L413 NwaCegarLoop]: 931 mSDtfsCounter, 1018 mSDsluCounter, 1851 mSDsCounter, 0 mSdLazyCounter, 498 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1019 SdHoareTripleChecker+Valid, 2782 SdHoareTripleChecker+Invalid, 501 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 498 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2023-12-02 16:41:34,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1019 Valid, 2782 Invalid, 501 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 498 Invalid, 2 Unknown, 0 Unchecked, 5.4s Time] [2023-12-02 16:41:34,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2798 states. [2023-12-02 16:41:35,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2798 to 2798. [2023-12-02 16:41:35,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2798 states, 1791 states have (on average 1.3378001116694584) internal successors, (2396), 1823 states have internal predecessors, (2396), 754 states have call successors, (754), 252 states have call predecessors, (754), 250 states have return successors, (750), 735 states have call predecessors, (750), 750 states have call successors, (750) [2023-12-02 16:41:35,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2798 states and 3900 transitions. [2023-12-02 16:41:35,140 INFO L78 Accepts]: Start accepts. Automaton has 2798 states and 3900 transitions. Word has length 313 [2023-12-02 16:41:35,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:41:35,140 INFO L495 AbstractCegarLoop]: Abstraction has 2798 states and 3900 transitions. [2023-12-02 16:41:35,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-12-02 16:41:35,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 3900 transitions. [2023-12-02 16:41:35,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2023-12-02 16:41:35,148 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:41:35,148 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] [2023-12-02 16:41:35,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-02 16:41:35,149 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:41:35,149 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:41:35,149 INFO L85 PathProgramCache]: Analyzing trace with hash -594970642, now seen corresponding path program 1 times [2023-12-02 16:41:35,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:41:35,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007474681] [2023-12-02 16:41:35,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:41:35,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:41:35,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:41:35,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2023-12-02 16:41:35,404 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:41:35,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007474681] [2023-12-02 16:41:35,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007474681] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:41:35,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:41:35,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:41:35,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261820677] [2023-12-02 16:41:35,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:41:35,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:41:35,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:41:35,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:41:35,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:41:35,407 INFO L87 Difference]: Start difference. First operand 2798 states and 3900 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-12-02 16:41:37,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:41:37,402 INFO L93 Difference]: Finished difference Result 7356 states and 10270 transitions. [2023-12-02 16:41:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:41:37,403 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (38), 2 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 322 [2023-12-02 16:41:37,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:41:37,435 INFO L225 Difference]: With dead ends: 7356 [2023-12-02 16:41:37,435 INFO L226 Difference]: Without dead ends: 4607 [2023-12-02 16:41:37,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:41:37,445 INFO L413 NwaCegarLoop]: 1064 mSDtfsCounter, 909 mSDsluCounter, 901 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 909 SdHoareTripleChecker+Valid, 1965 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-12-02 16:41:37,446 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [909 Valid, 1965 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-12-02 16:41:37,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4607 states. [2023-12-02 16:41:37,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4607 to 4583. [2023-12-02 16:41:37,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4583 states, 2973 states have (on average 1.3420787083753785) internal successors, (3990), 3034 states have internal predecessors, (3990), 1193 states have call successors, (1193), 416 states have call predecessors, (1193), 414 states have return successors, (1189), 1154 states have call predecessors, (1189), 1189 states have call successors, (1189) [2023-12-02 16:41:37,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4583 states to 4583 states and 6372 transitions. [2023-12-02 16:41:37,742 INFO L78 Accepts]: Start accepts. Automaton has 4583 states and 6372 transitions. Word has length 322 [2023-12-02 16:41:37,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:41:37,743 INFO L495 AbstractCegarLoop]: Abstraction has 4583 states and 6372 transitions. [2023-12-02 16:41:37,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-12-02 16:41:37,743 INFO L276 IsEmpty]: Start isEmpty. Operand 4583 states and 6372 transitions. [2023-12-02 16:41:37,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2023-12-02 16:41:37,751 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:41:37,752 INFO L195 NwaCegarLoop]: trace histogram [28, 24, 24, 24, 24, 24, 24, 5, 5, 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] [2023-12-02 16:41:37,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-02 16:41:37,752 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting 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, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:41:37,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:41:37,753 INFO L85 PathProgramCache]: Analyzing trace with hash 675615916, now seen corresponding path program 1 times [2023-12-02 16:41:37,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:41:37,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576840560] [2023-12-02 16:41:37,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:41:37,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:41:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:41:38,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2455 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2451 trivial. 0 not checked. [2023-12-02 16:41:38,464 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:41:38,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576840560] [2023-12-02 16:41:38,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576840560] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:41:38,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:41:38,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 16:41:38,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610859885] [2023-12-02 16:41:38,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:41:38,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:41:38,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:41:38,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:41:38,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:41:38,467 INFO L87 Difference]: Start difference. First operand 4583 states and 6372 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-12-02 16:41:42,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:41:44,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:41:44,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:41:44,203 INFO L93 Difference]: Finished difference Result 4583 states and 6372 transitions. [2023-12-02 16:41:44,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 16:41:44,203 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 319 [2023-12-02 16:41:44,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:41:44,227 INFO L225 Difference]: With dead ends: 4583 [2023-12-02 16:41:44,227 INFO L226 Difference]: Without dead ends: 4493 [2023-12-02 16:41:44,229 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 16:41:44,230 INFO L413 NwaCegarLoop]: 929 mSDtfsCounter, 1014 mSDsluCounter, 1850 mSDsCounter, 0 mSdLazyCounter, 494 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1014 SdHoareTripleChecker+Valid, 2779 SdHoareTripleChecker+Invalid, 496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 494 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2023-12-02 16:41:44,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1014 Valid, 2779 Invalid, 496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 494 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2023-12-02 16:41:44,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4493 states. [2023-12-02 16:41:44,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4493 to 4493. [2023-12-02 16:41:44,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4493 states, 2948 states have (on average 1.3368385345997287) internal successors, (3941), 2985 states have internal predecessors, (3941), 1139 states have call successors, (1139), 404 states have call predecessors, (1139), 404 states have return successors, (1139), 1125 states have call predecessors, (1139), 1139 states have call successors, (1139) [2023-12-02 16:41:44,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4493 states to 4493 states and 6219 transitions. [2023-12-02 16:41:44,580 INFO L78 Accepts]: Start accepts. Automaton has 4493 states and 6219 transitions. Word has length 319 [2023-12-02 16:41:44,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:41:44,581 INFO L495 AbstractCegarLoop]: Abstraction has 4493 states and 6219 transitions. [2023-12-02 16:41:44,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-12-02 16:41:44,582 INFO L276 IsEmpty]: Start isEmpty. Operand 4493 states and 6219 transitions. [2023-12-02 16:41:44,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2023-12-02 16:41:44,601 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:41:44,601 INFO L195 NwaCegarLoop]: trace histogram [29, 24, 24, 24, 24, 24, 24, 8, 8, 3, 3, 3, 2, 2, 2, 2, 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] [2023-12-02 16:41:44,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-02 16:41:44,602 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [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 (and 1 more)] === [2023-12-02 16:41:44,602 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:41:44,602 INFO L85 PathProgramCache]: Analyzing trace with hash -301853086, now seen corresponding path program 1 times [2023-12-02 16:41:44,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:41:44,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3961788] [2023-12-02 16:41:44,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:41:44,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:41:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:41:44,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2577 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2570 trivial. 0 not checked. [2023-12-02 16:41:44,850 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:41:44,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3961788] [2023-12-02 16:41:44,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3961788] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:41:44,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:41:44,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:41:44,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816758711] [2023-12-02 16:41:44,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:41:44,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:41:44,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:41:44,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:41:44,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:41:44,853 INFO L87 Difference]: Start difference. First operand 4493 states and 6219 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2023-12-02 16:41:47,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:41:49,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:41:49,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:41:49,160 INFO L93 Difference]: Finished difference Result 10313 states and 14266 transitions. [2023-12-02 16:41:49,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:41:49,161 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 379 [2023-12-02 16:41:49,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:41:49,195 INFO L225 Difference]: With dead ends: 10313 [2023-12-02 16:41:49,195 INFO L226 Difference]: Without dead ends: 6076 [2023-12-02 16:41:49,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:41:49,209 INFO L413 NwaCegarLoop]: 1151 mSDtfsCounter, 688 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 688 SdHoareTripleChecker+Valid, 2013 SdHoareTripleChecker+Invalid, 437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 427 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2023-12-02 16:41:49,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [688 Valid, 2013 Invalid, 437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 427 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2023-12-02 16:41:49,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6076 states. [2023-12-02 16:41:49,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6076 to 6070. [2023-12-02 16:41:49,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6070 states, 3991 states have (on average 1.3327486845402154) internal successors, (5319), 4042 states have internal predecessors, (5319), 1517 states have call successors, (1517), 560 states have call predecessors, (1517), 560 states have return successors, (1517), 1495 states have call predecessors, (1517), 1517 states have call successors, (1517) [2023-12-02 16:41:49,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6070 states to 6070 states and 8353 transitions. [2023-12-02 16:41:49,583 INFO L78 Accepts]: Start accepts. Automaton has 6070 states and 8353 transitions. Word has length 379 [2023-12-02 16:41:49,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:41:49,584 INFO L495 AbstractCegarLoop]: Abstraction has 6070 states and 8353 transitions. [2023-12-02 16:41:49,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2023-12-02 16:41:49,585 INFO L276 IsEmpty]: Start isEmpty. Operand 6070 states and 8353 transitions. [2023-12-02 16:41:49,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2023-12-02 16:41:49,596 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:41:49,596 INFO L195 NwaCegarLoop]: trace histogram [29, 24, 24, 24, 24, 24, 24, 9, 9, 3, 3, 3, 2, 2, 2, 2, 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] [2023-12-02 16:41:49,597 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-02 16:41:49,597 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [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 (and 1 more)] === [2023-12-02 16:41:49,597 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:41:49,597 INFO L85 PathProgramCache]: Analyzing trace with hash 1911654197, now seen corresponding path program 1 times [2023-12-02 16:41:49,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:41:49,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391172936] [2023-12-02 16:41:49,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:41:49,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:41:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:41:49,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2601 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2594 trivial. 0 not checked. [2023-12-02 16:41:49,847 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:41:49,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391172936] [2023-12-02 16:41:49,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391172936] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:41:49,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:41:49,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:41:49,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598081674] [2023-12-02 16:41:49,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:41:49,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:41:49,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:41:49,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:41:49,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:41:49,850 INFO L87 Difference]: Start difference. First operand 6070 states and 8353 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2023-12-02 16:41:51,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:41:51,922 INFO L93 Difference]: Finished difference Result 14485 states and 19964 transitions. [2023-12-02 16:41:51,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:41:51,923 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 381 [2023-12-02 16:41:51,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:41:51,957 INFO L225 Difference]: With dead ends: 14485 [2023-12-02 16:41:51,957 INFO L226 Difference]: Without dead ends: 8671 [2023-12-02 16:41:51,970 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:41:51,971 INFO L413 NwaCegarLoop]: 1154 mSDtfsCounter, 886 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 886 SdHoareTripleChecker+Valid, 2016 SdHoareTripleChecker+Invalid, 438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-12-02 16:41:51,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [886 Valid, 2016 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 429 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-12-02 16:41:51,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8671 states. [2023-12-02 16:41:52,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8671 to 8665. [2023-12-02 16:41:52,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8665 states, 5721 states have (on average 1.3335081279496592) internal successors, (7629), 5794 states have internal predecessors, (7629), 2135 states have call successors, (2135), 807 states have call predecessors, (2135), 807 states have return successors, (2135), 2101 states have call predecessors, (2135), 2135 states have call successors, (2135) [2023-12-02 16:41:52,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8665 states to 8665 states and 11899 transitions. [2023-12-02 16:41:52,480 INFO L78 Accepts]: Start accepts. Automaton has 8665 states and 11899 transitions. Word has length 381 [2023-12-02 16:41:52,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:41:52,481 INFO L495 AbstractCegarLoop]: Abstraction has 8665 states and 11899 transitions. [2023-12-02 16:41:52,481 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2023-12-02 16:41:52,481 INFO L276 IsEmpty]: Start isEmpty. Operand 8665 states and 11899 transitions. [2023-12-02 16:41:52,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2023-12-02 16:41:52,491 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:41:52,491 INFO L195 NwaCegarLoop]: trace histogram [29, 24, 24, 24, 24, 24, 24, 9, 9, 3, 3, 3, 2, 2, 2, 2, 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] [2023-12-02 16:41:52,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-12-02 16:41:52,492 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:41:52,492 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:41:52,492 INFO L85 PathProgramCache]: Analyzing trace with hash 2133880596, now seen corresponding path program 1 times [2023-12-02 16:41:52,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:41:52,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306958058] [2023-12-02 16:41:52,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:41:52,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:41:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:41:52,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2601 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2594 trivial. 0 not checked. [2023-12-02 16:41:52,732 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:41:52,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306958058] [2023-12-02 16:41:52,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306958058] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:41:52,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:41:52,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:41:52,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975215704] [2023-12-02 16:41:52,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:41:52,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:41:52,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:41:52,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:41:52,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:41:52,735 INFO L87 Difference]: Start difference. First operand 8665 states and 11899 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2023-12-02 16:41:56,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:41:58,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:41:58,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:41:58,613 INFO L93 Difference]: Finished difference Result 20728 states and 28513 transitions. [2023-12-02 16:41:58,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:41:58,613 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (46), 2 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 383 [2023-12-02 16:41:58,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:41:58,646 INFO L225 Difference]: With dead ends: 20728 [2023-12-02 16:41:58,646 INFO L226 Difference]: Without dead ends: 12319 [2023-12-02 16:41:58,663 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:41:58,664 INFO L413 NwaCegarLoop]: 1207 mSDtfsCounter, 888 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 442 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 888 SdHoareTripleChecker+Valid, 2069 SdHoareTripleChecker+Invalid, 452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 442 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2023-12-02 16:41:58,664 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [888 Valid, 2069 Invalid, 452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 442 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2023-12-02 16:41:58,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12319 states. [2023-12-02 16:41:59,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12319 to 12313. [2023-12-02 16:41:59,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12313 states, 8169 states have (on average 1.334435059370792) internal successors, (10901), 8276 states have internal predecessors, (10901), 2987 states have call successors, (2987), 1155 states have call predecessors, (2987), 1155 states have return successors, (2987), 2935 states have call predecessors, (2987), 2987 states have call successors, (2987) [2023-12-02 16:41:59,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12313 states to 12313 states and 16875 transitions. [2023-12-02 16:41:59,290 INFO L78 Accepts]: Start accepts. Automaton has 12313 states and 16875 transitions. Word has length 383 [2023-12-02 16:41:59,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:41:59,291 INFO L495 AbstractCegarLoop]: Abstraction has 12313 states and 16875 transitions. [2023-12-02 16:41:59,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2023-12-02 16:41:59,291 INFO L276 IsEmpty]: Start isEmpty. Operand 12313 states and 16875 transitions. [2023-12-02 16:41:59,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2023-12-02 16:41:59,309 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:41:59,310 INFO L195 NwaCegarLoop]: trace histogram [32, 24, 24, 24, 24, 24, 24, 12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 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] [2023-12-02 16:41:59,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-12-02 16:41:59,310 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:41:59,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:41:59,311 INFO L85 PathProgramCache]: Analyzing trace with hash 674285232, now seen corresponding path program 1 times [2023-12-02 16:41:59,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:41:59,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113473434] [2023-12-02 16:41:59,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:41:59,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:41:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:42:00,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2936 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2936 trivial. 0 not checked. [2023-12-02 16:42:00,323 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:42:00,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113473434] [2023-12-02 16:42:00,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113473434] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:42:00,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:42:00,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 16:42:00,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279969816] [2023-12-02 16:42:00,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:42:00,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:42:00,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:42:00,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:42:00,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:42:00,326 INFO L87 Difference]: Start difference. First operand 12313 states and 16875 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-12-02 16:42:03,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:42:05,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:42:05,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:42:05,180 INFO L93 Difference]: Finished difference Result 23970 states and 32840 transitions. [2023-12-02 16:42:05,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:42:05,188 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 3 states have call successors, (47), 2 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 438 [2023-12-02 16:42:05,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:42:05,239 INFO L225 Difference]: With dead ends: 23970 [2023-12-02 16:42:05,239 INFO L226 Difference]: Without dead ends: 11913 [2023-12-02 16:42:05,275 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:42:05,276 INFO L413 NwaCegarLoop]: 880 mSDtfsCounter, 956 mSDsluCounter, 879 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 956 SdHoareTripleChecker+Valid, 1759 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-12-02 16:42:05,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [956 Valid, 1759 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 329 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2023-12-02 16:42:05,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11913 states. [2023-12-02 16:42:05,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11913 to 11913. [2023-12-02 16:42:05,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11913 states, 7931 states have (on average 1.3331231874921194) internal successors, (10573), 8020 states have internal predecessors, (10573), 2851 states have call successors, (2851), 1129 states have call predecessors, (2851), 1129 states have return successors, (2851), 2799 states have call predecessors, (2851), 2851 states have call successors, (2851) [2023-12-02 16:42:05,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11913 states to 11913 states and 16275 transitions. [2023-12-02 16:42:05,988 INFO L78 Accepts]: Start accepts. Automaton has 11913 states and 16275 transitions. Word has length 438 [2023-12-02 16:42:05,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:42:05,990 INFO L495 AbstractCegarLoop]: Abstraction has 11913 states and 16275 transitions. [2023-12-02 16:42:05,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-12-02 16:42:05,990 INFO L276 IsEmpty]: Start isEmpty. Operand 11913 states and 16275 transitions. [2023-12-02 16:42:06,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2023-12-02 16:42:06,011 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:42:06,011 INFO L195 NwaCegarLoop]: trace histogram [32, 24, 24, 24, 24, 24, 24, 13, 13, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 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] [2023-12-02 16:42:06,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-12-02 16:42:06,012 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:42:06,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:42:06,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1092483785, now seen corresponding path program 1 times [2023-12-02 16:42:06,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:42:06,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913898029] [2023-12-02 16:42:06,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:42:06,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:42:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:42:06,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2973 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2970 trivial. 0 not checked. [2023-12-02 16:42:06,694 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:42:06,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913898029] [2023-12-02 16:42:06,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913898029] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:42:06,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1204234424] [2023-12-02 16:42:06,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:42:06,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:42:06,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:42:06,699 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:42:06,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 16:42:07,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:42:07,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 2844 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 16:42:07,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:42:07,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2973 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 2734 trivial. 0 not checked. [2023-12-02 16:42:07,681 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:42:07,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1204234424] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:42:07,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 16:42:07,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2023-12-02 16:42:07,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201772210] [2023-12-02 16:42:07,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:42:07,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:42:07,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:42:07,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:42:07,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-12-02 16:42:07,684 INFO L87 Difference]: Start difference. First operand 11913 states and 16275 transitions. Second operand has 4 states, 4 states have (on average 29.25) internal successors, (117), 4 states have internal predecessors, (117), 3 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2023-12-02 16:42:11,805 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 [] [2023-12-02 16:42:13,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:42:15,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:42:17,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:42:17,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:42:17,387 INFO L93 Difference]: Finished difference Result 27211 states and 37153 transitions. [2023-12-02 16:42:17,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:42:17,388 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 4 states have internal predecessors, (117), 3 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 441 [2023-12-02 16:42:17,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:42:17,448 INFO L225 Difference]: With dead ends: 27211 [2023-12-02 16:42:17,449 INFO L226 Difference]: Without dead ends: 15554 [2023-12-02 16:42:17,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 447 GetRequests, 441 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-12-02 16:42:17,478 INFO L413 NwaCegarLoop]: 1578 mSDtfsCounter, 856 mSDsluCounter, 2070 mSDsCounter, 0 mSdLazyCounter, 1150 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 856 SdHoareTripleChecker+Valid, 3648 SdHoareTripleChecker+Invalid, 1161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 1150 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2023-12-02 16:42:17,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [856 Valid, 3648 Invalid, 1161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 1150 Invalid, 1 Unknown, 0 Unchecked, 8.9s Time] [2023-12-02 16:42:17,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15554 states. [2023-12-02 16:42:18,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15554 to 15548. [2023-12-02 16:42:18,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15548 states, 10368 states have (on average 1.3324652777777777) internal successors, (13815), 10481 states have internal predecessors, (13815), 3671 states have call successors, (3671), 1507 states have call predecessors, (3671), 1507 states have return successors, (3671), 3601 states have call predecessors, (3671), 3671 states have call successors, (3671) [2023-12-02 16:42:18,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15548 states to 15548 states and 21157 transitions. [2023-12-02 16:42:18,434 INFO L78 Accepts]: Start accepts. Automaton has 15548 states and 21157 transitions. Word has length 441 [2023-12-02 16:42:18,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:42:18,435 INFO L495 AbstractCegarLoop]: Abstraction has 15548 states and 21157 transitions. [2023-12-02 16:42:18,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 4 states have internal predecessors, (117), 3 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2023-12-02 16:42:18,436 INFO L276 IsEmpty]: Start isEmpty. Operand 15548 states and 21157 transitions. [2023-12-02 16:42:18,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2023-12-02 16:42:18,459 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:42:18,459 INFO L195 NwaCegarLoop]: trace histogram [32, 24, 24, 24, 24, 24, 24, 13, 13, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 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] [2023-12-02 16:42:18,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 16:42:18,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-12-02 16:42:18,660 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:42:18,660 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:42:18,661 INFO L85 PathProgramCache]: Analyzing trace with hash -2082536616, now seen corresponding path program 1 times [2023-12-02 16:42:18,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:42:18,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648232280] [2023-12-02 16:42:18,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:42:18,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:42:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:42:19,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2980 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2960 trivial. 0 not checked. [2023-12-02 16:42:19,076 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:42:19,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648232280] [2023-12-02 16:42:19,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648232280] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:42:19,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:42:19,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 16:42:19,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282281300] [2023-12-02 16:42:19,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:42:19,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:42:19,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:42:19,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:42:19,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:42:19,079 INFO L87 Difference]: Start difference. First operand 15548 states and 21157 transitions. Second operand has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 3 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2023-12-02 16:42:23,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:42:25,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:42:25,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:42:25,939 INFO L93 Difference]: Finished difference Result 35046 states and 47617 transitions. [2023-12-02 16:42:25,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:42:25,940 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 3 states have call successors, (51), 2 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 445 [2023-12-02 16:42:25,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:42:26,046 INFO L225 Difference]: With dead ends: 35046 [2023-12-02 16:42:26,046 INFO L226 Difference]: Without dead ends: 19754 [2023-12-02 16:42:26,077 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:42:26,078 INFO L413 NwaCegarLoop]: 1442 mSDtfsCounter, 709 mSDsluCounter, 1978 mSDsCounter, 0 mSdLazyCounter, 1077 mSolverCounterSat, 10 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 709 SdHoareTripleChecker+Valid, 3420 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 1077 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2023-12-02 16:42:26,078 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [709 Valid, 3420 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 1077 Invalid, 2 Unknown, 0 Unchecked, 6.0s Time] [2023-12-02 16:42:26,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19754 states. [2023-12-02 16:42:27,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19754 to 19748. [2023-12-02 16:42:27,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19748 states, 13186 states have (on average 1.3292886394661003) internal successors, (17528), 13333 states have internal predecessors, (17528), 4595 states have call successors, (4595), 1965 states have call predecessors, (4595), 1965 states have return successors, (4595), 4501 states have call predecessors, (4595), 4595 states have call successors, (4595) [2023-12-02 16:42:27,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19748 states to 19748 states and 26718 transitions. [2023-12-02 16:42:27,087 INFO L78 Accepts]: Start accepts. Automaton has 19748 states and 26718 transitions. Word has length 445 [2023-12-02 16:42:27,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:42:27,088 INFO L495 AbstractCegarLoop]: Abstraction has 19748 states and 26718 transitions. [2023-12-02 16:42:27,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 3 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2023-12-02 16:42:27,088 INFO L276 IsEmpty]: Start isEmpty. Operand 19748 states and 26718 transitions. [2023-12-02 16:42:27,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2023-12-02 16:42:27,100 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:42:27,100 INFO L195 NwaCegarLoop]: trace histogram [32, 24, 24, 24, 24, 24, 24, 13, 13, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 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] [2023-12-02 16:42:27,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-12-02 16:42:27,101 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:42:27,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:42:27,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1616566105, now seen corresponding path program 1 times [2023-12-02 16:42:27,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:42:27,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666503127] [2023-12-02 16:42:27,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:42:27,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:42:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:42:27,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2971 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 2952 trivial. 0 not checked. [2023-12-02 16:42:27,682 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:42:27,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666503127] [2023-12-02 16:42:27,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666503127] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:42:27,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:42:27,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 16:42:27,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394301056] [2023-12-02 16:42:27,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:42:27,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:42:27,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:42:27,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:42:27,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:42:27,686 INFO L87 Difference]: Start difference. First operand 19748 states and 26718 transitions. Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2023-12-02 16:42:32,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:42:34,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:42:36,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:42:38,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:42:38,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:42:38,154 INFO L93 Difference]: Finished difference Result 45057 states and 60962 transitions. [2023-12-02 16:42:38,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:42:38,155 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 3 states have call successors, (50), 2 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 441 [2023-12-02 16:42:38,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:42:38,216 INFO L225 Difference]: With dead ends: 45057 [2023-12-02 16:42:38,216 INFO L226 Difference]: Without dead ends: 25565 [2023-12-02 16:42:38,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:42:38,243 INFO L413 NwaCegarLoop]: 1575 mSDtfsCounter, 875 mSDsluCounter, 1228 mSDsCounter, 0 mSdLazyCounter, 965 mSolverCounterSat, 23 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 875 SdHoareTripleChecker+Valid, 2803 SdHoareTripleChecker+Invalid, 991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 965 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-12-02 16:42:38,243 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [875 Valid, 2803 Invalid, 991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 965 Invalid, 3 Unknown, 0 Unchecked, 9.3s Time] [2023-12-02 16:42:38,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25565 states. [2023-12-02 16:42:39,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25565 to 25559. [2023-12-02 16:42:39,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25559 states, 17122 states have (on average 1.3298680060740569) internal successors, (22770), 17313 states have internal predecessors, (22770), 5852 states have call successors, (5852), 2583 states have call predecessors, (5852), 2583 states have return successors, (5852), 5726 states have call predecessors, (5852), 5852 states have call successors, (5852) [2023-12-02 16:42:39,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25559 states to 25559 states and 34474 transitions. [2023-12-02 16:42:39,535 INFO L78 Accepts]: Start accepts. Automaton has 25559 states and 34474 transitions. Word has length 441 [2023-12-02 16:42:39,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:42:39,536 INFO L495 AbstractCegarLoop]: Abstraction has 25559 states and 34474 transitions. [2023-12-02 16:42:39,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2023-12-02 16:42:39,536 INFO L276 IsEmpty]: Start isEmpty. Operand 25559 states and 34474 transitions. [2023-12-02 16:42:39,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2023-12-02 16:42:39,563 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:42:39,563 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, 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] [2023-12-02 16:42:39,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-12-02 16:42:39,563 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:42:39,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:42:39,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1322359563, now seen corresponding path program 1 times [2023-12-02 16:42:39,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:42:39,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783380116] [2023-12-02 16:42:39,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:42:39,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:42:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:42:40,038 INFO L134 CoverageAnalysis]: Checked inductivity of 3181 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3175 trivial. 0 not checked. [2023-12-02 16:42:40,038 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:42:40,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783380116] [2023-12-02 16:42:40,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783380116] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:42:40,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [496434629] [2023-12-02 16:42:40,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:42:40,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:42:40,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:42:40,040 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:42:40,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-02 16:42:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:42:40,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 2936 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 16:42:40,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:42:40,904 INFO L134 CoverageAnalysis]: Checked inductivity of 3181 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 2908 trivial. 0 not checked. [2023-12-02 16:42:40,905 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:42:40,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [496434629] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:42:40,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 16:42:40,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2023-12-02 16:42:40,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516773644] [2023-12-02 16:42:40,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:42:40,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:42:40,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:42:40,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:42:40,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-12-02 16:42:40,908 INFO L87 Difference]: Start difference. First operand 25559 states and 34474 transitions. Second operand has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 3 states have call successors, (55), 3 states have call predecessors, (55), 3 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2023-12-02 16:42:46,790 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 [] [2023-12-02 16:42:48,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:42:48,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:42:48,898 INFO L93 Difference]: Finished difference Result 56803 states and 76654 transitions. [2023-12-02 16:42:48,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:42:48,899 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 3 states have call successors, (55), 3 states have call predecessors, (55), 3 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 476 [2023-12-02 16:42:48,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:42:48,975 INFO L225 Difference]: With dead ends: 56803 [2023-12-02 16:42:48,975 INFO L226 Difference]: Without dead ends: 31500 [2023-12-02 16:42:49,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 482 GetRequests, 476 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-12-02 16:42:49,016 INFO L413 NwaCegarLoop]: 1573 mSDtfsCounter, 856 mSDsluCounter, 1231 mSDsCounter, 0 mSdLazyCounter, 962 mSolverCounterSat, 14 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 856 SdHoareTripleChecker+Valid, 2804 SdHoareTripleChecker+Invalid, 977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 962 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2023-12-02 16:42:49,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [856 Valid, 2804 Invalid, 977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 962 Invalid, 1 Unknown, 0 Unchecked, 6.6s Time] [2023-12-02 16:42:49,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31500 states. [2023-12-02 16:42:50,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31500 to 31494. [2023-12-02 16:42:50,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31494 states, 21155 states have (on average 1.3307492318600804) internal successors, (28152), 21386 states have internal predecessors, (28152), 7137 states have call successors, (7137), 3200 states have call predecessors, (7137), 3200 states have return successors, (7137), 6979 states have call predecessors, (7137), 7137 states have call successors, (7137) [2023-12-02 16:42:50,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31494 states to 31494 states and 42426 transitions. [2023-12-02 16:42:50,691 INFO L78 Accepts]: Start accepts. Automaton has 31494 states and 42426 transitions. Word has length 476 [2023-12-02 16:42:50,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:42:50,691 INFO L495 AbstractCegarLoop]: Abstraction has 31494 states and 42426 transitions. [2023-12-02 16:42:50,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 3 states have call successors, (55), 3 states have call predecessors, (55), 3 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2023-12-02 16:42:50,692 INFO L276 IsEmpty]: Start isEmpty. Operand 31494 states and 42426 transitions. [2023-12-02 16:42:50,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2023-12-02 16:42:50,723 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:42:50,723 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, 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] [2023-12-02 16:42:50,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-12-02 16:42:50,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-12-02 16:42:50,924 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:42:50,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:42:50,925 INFO L85 PathProgramCache]: Analyzing trace with hash -1263444901, now seen corresponding path program 1 times [2023-12-02 16:42:50,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:42:50,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863927516] [2023-12-02 16:42:50,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:42:50,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:42:51,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:42:51,448 INFO L134 CoverageAnalysis]: Checked inductivity of 3175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3175 trivial. 0 not checked. [2023-12-02 16:42:51,448 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:42:51,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863927516] [2023-12-02 16:42:51,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863927516] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:42:51,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:42:51,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 16:42:51,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955660443] [2023-12-02 16:42:51,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:42:51,449 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:42:51,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:42:51,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:42:51,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:42:51,450 INFO L87 Difference]: Start difference. First operand 31494 states and 42426 transitions. Second operand has 5 states, 5 states have (on average 20.6) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (49), 3 states have call predecessors, (49), 2 states have call successors, (49) [2023-12-02 16:42:55,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:42:57,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:42:58,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:42:58,142 INFO L93 Difference]: Finished difference Result 62916 states and 84774 transitions. [2023-12-02 16:42:58,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 16:42:58,151 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (49), 3 states have call predecessors, (49), 2 states have call successors, (49) Word has length 474 [2023-12-02 16:42:58,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:42:58,249 INFO L225 Difference]: With dead ends: 62916 [2023-12-02 16:42:58,249 INFO L226 Difference]: Without dead ends: 31678 [2023-12-02 16:42:58,298 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:42:58,299 INFO L413 NwaCegarLoop]: 884 mSDtfsCounter, 2 mSDsluCounter, 2649 mSDsCounter, 0 mSdLazyCounter, 657 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3533 SdHoareTripleChecker+Invalid, 660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 657 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2023-12-02 16:42:58,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3533 Invalid, 660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 657 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2023-12-02 16:42:58,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31678 states. [2023-12-02 16:43:00,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31678 to 31614. [2023-12-02 16:43:00,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31614 states, 21255 states have (on average 1.3291931310279934) internal successors, (28252), 21486 states have internal predecessors, (28252), 7137 states have call successors, (7137), 3200 states have call predecessors, (7137), 3220 states have return successors, (7161), 6999 states have call predecessors, (7161), 7137 states have call successors, (7161) [2023-12-02 16:43:00,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31614 states to 31614 states and 42550 transitions. [2023-12-02 16:43:00,276 INFO L78 Accepts]: Start accepts. Automaton has 31614 states and 42550 transitions. Word has length 474 [2023-12-02 16:43:00,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:43:00,276 INFO L495 AbstractCegarLoop]: Abstraction has 31614 states and 42550 transitions. [2023-12-02 16:43:00,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (49), 3 states have call predecessors, (49), 2 states have call successors, (49) [2023-12-02 16:43:00,277 INFO L276 IsEmpty]: Start isEmpty. Operand 31614 states and 42550 transitions. [2023-12-02 16:43:00,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2023-12-02 16:43:00,295 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:43:00,295 INFO L195 NwaCegarLoop]: trace histogram [34, 24, 24, 24, 24, 24, 24, 14, 14, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2023-12-02 16:43:00,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-12-02 16:43:00,296 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:43:00,296 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:43:00,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1169331298, now seen corresponding path program 1 times [2023-12-02 16:43:00,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:43:00,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470238506] [2023-12-02 16:43:00,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:43:00,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:43:00,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:43:00,598 INFO L134 CoverageAnalysis]: Checked inductivity of 3186 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 3152 trivial. 0 not checked. [2023-12-02 16:43:00,599 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:43:00,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470238506] [2023-12-02 16:43:00,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470238506] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:43:00,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:43:00,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 16:43:00,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057621046] [2023-12-02 16:43:00,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:43:00,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:43:00,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:43:00,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:43:00,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:43:00,602 INFO L87 Difference]: Start difference. First operand 31614 states and 42550 transitions. Second operand has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2023-12-02 16:43:05,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:43:07,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:43:09,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:43:10,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:43:10,065 INFO L93 Difference]: Finished difference Result 69682 states and 93752 transitions. [2023-12-02 16:43:10,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:43:10,065 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 3 states have call successors, (54), 2 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 479 [2023-12-02 16:43:10,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:43:10,182 INFO L225 Difference]: With dead ends: 69682 [2023-12-02 16:43:10,182 INFO L226 Difference]: Without dead ends: 38324 [2023-12-02 16:43:10,246 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:43:10,246 INFO L413 NwaCegarLoop]: 1437 mSDtfsCounter, 709 mSDsluCounter, 1139 mSDsCounter, 0 mSdLazyCounter, 889 mSolverCounterSat, 14 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 709 SdHoareTripleChecker+Valid, 2576 SdHoareTripleChecker+Invalid, 906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 889 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2023-12-02 16:43:10,247 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [709 Valid, 2576 Invalid, 906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 889 Invalid, 3 Unknown, 0 Unchecked, 7.8s Time] [2023-12-02 16:43:10,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38324 states. [2023-12-02 16:43:12,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38324 to 38318. [2023-12-02 16:43:12,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38318 states, 25820 states have (on average 1.3281177381874516) internal successors, (34292), 26104 states have internal predecessors, (34292), 8551 states have call successors, (8551), 3920 states have call predecessors, (8551), 3945 states have return successors, (8581), 8378 states have call predecessors, (8581), 8551 states have call successors, (8581) [2023-12-02 16:43:12,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38318 states to 38318 states and 51424 transitions. [2023-12-02 16:43:12,487 INFO L78 Accepts]: Start accepts. Automaton has 38318 states and 51424 transitions. Word has length 479 [2023-12-02 16:43:12,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:43:12,488 INFO L495 AbstractCegarLoop]: Abstraction has 38318 states and 51424 transitions. [2023-12-02 16:43:12,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2023-12-02 16:43:12,488 INFO L276 IsEmpty]: Start isEmpty. Operand 38318 states and 51424 transitions. [2023-12-02 16:43:12,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2023-12-02 16:43:12,503 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:43:12,503 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, 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] [2023-12-02 16:43:12,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-12-02 16:43:12,504 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:43:12,504 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:43:12,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1793157851, now seen corresponding path program 1 times [2023-12-02 16:43:12,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:43:12,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644969673] [2023-12-02 16:43:12,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:43:12,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:43:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:43:12,876 INFO L134 CoverageAnalysis]: Checked inductivity of 3175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3175 trivial. 0 not checked. [2023-12-02 16:43:12,876 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:43:12,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644969673] [2023-12-02 16:43:12,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644969673] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:43:12,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:43:12,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 16:43:12,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166218384] [2023-12-02 16:43:12,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:43:12,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:43:12,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:43:12,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:43:12,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:43:12,879 INFO L87 Difference]: Start difference. First operand 38318 states and 51424 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (49), 3 states have call predecessors, (49), 2 states have call successors, (49) [2023-12-02 16:43:17,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:43:19,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:43:21,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:43:21,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:43:21,712 INFO L93 Difference]: Finished difference Result 76635 states and 102862 transitions. [2023-12-02 16:43:21,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 16:43:21,719 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (49), 3 states have call predecessors, (49), 2 states have call successors, (49) Word has length 475 [2023-12-02 16:43:21,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:43:21,812 INFO L225 Difference]: With dead ends: 76635 [2023-12-02 16:43:21,812 INFO L226 Difference]: Without dead ends: 38573 [2023-12-02 16:43:21,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:43:21,877 INFO L413 NwaCegarLoop]: 890 mSDtfsCounter, 4 mSDsluCounter, 2661 mSDsCounter, 0 mSdLazyCounter, 656 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 3551 SdHoareTripleChecker+Invalid, 662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 656 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:43:21,877 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 3551 Invalid, 662 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 656 Invalid, 3 Unknown, 0 Unchecked, 7.2s Time] [2023-12-02 16:43:21,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38573 states. [2023-12-02 16:43:23,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38573 to 38443. [2023-12-02 16:43:23,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38443 states, 25920 states have (on average 1.328780864197531) internal successors, (34442), 26204 states have internal predecessors, (34442), 8551 states have call successors, (8551), 3920 states have call predecessors, (8551), 3970 states have return successors, (8611), 8403 states have call predecessors, (8611), 8551 states have call successors, (8611) [2023-12-02 16:43:23,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38443 states to 38443 states and 51604 transitions. [2023-12-02 16:43:23,711 INFO L78 Accepts]: Start accepts. Automaton has 38443 states and 51604 transitions. Word has length 475 [2023-12-02 16:43:23,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:43:23,712 INFO L495 AbstractCegarLoop]: Abstraction has 38443 states and 51604 transitions. [2023-12-02 16:43:23,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (49), 3 states have call predecessors, (49), 2 states have call successors, (49) [2023-12-02 16:43:23,713 INFO L276 IsEmpty]: Start isEmpty. Operand 38443 states and 51604 transitions. [2023-12-02 16:43:23,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 490 [2023-12-02 16:43:23,731 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:43:23,732 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:43:23,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-12-02 16:43:23,732 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:43:23,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:43:23,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1184889431, now seen corresponding path program 1 times [2023-12-02 16:43:23,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:43:23,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052834554] [2023-12-02 16:43:23,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:43:23,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:43:23,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:43:24,057 INFO L134 CoverageAnalysis]: Checked inductivity of 3175 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 3143 trivial. 0 not checked. [2023-12-02 16:43:24,058 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:43:24,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052834554] [2023-12-02 16:43:24,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052834554] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:43:24,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:43:24,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 16:43:24,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242701903] [2023-12-02 16:43:24,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:43:24,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:43:24,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:43:24,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:43:24,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:43:24,062 INFO L87 Difference]: Start difference. First operand 38443 states and 51604 transitions. Second operand has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 3 states have call successors, (56), 2 states have call predecessors, (56), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2023-12-02 16:43:29,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:43:31,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:43:34,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:43:34,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:43:34,647 INFO L93 Difference]: Finished difference Result 85418 states and 114714 transitions. [2023-12-02 16:43:34,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:43:34,648 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 3 states have call successors, (56), 2 states have call predecessors, (56), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 489 [2023-12-02 16:43:34,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:43:34,774 INFO L225 Difference]: With dead ends: 85418 [2023-12-02 16:43:34,774 INFO L226 Difference]: Without dead ends: 47231 [2023-12-02 16:43:34,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:43:34,831 INFO L413 NwaCegarLoop]: 1573 mSDtfsCounter, 864 mSDsluCounter, 1233 mSDsCounter, 0 mSdLazyCounter, 965 mSolverCounterSat, 14 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 864 SdHoareTripleChecker+Valid, 2806 SdHoareTripleChecker+Invalid, 981 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 965 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:43:34,831 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [864 Valid, 2806 Invalid, 981 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 965 Invalid, 2 Unknown, 0 Unchecked, 8.2s Time] [2023-12-02 16:43:34,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47231 states. [2023-12-02 16:43:37,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47231 to 47205. [2023-12-02 16:43:37,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47205 states, 31908 states have (on average 1.3298859220258243) internal successors, (42434), 32257 states have internal predecessors, (42434), 10394 states have call successors, (10394), 4851 states have call predecessors, (10394), 4901 states have return successors, (10454), 10196 states have call predecessors, (10454), 10394 states have call successors, (10454) [2023-12-02 16:43:37,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47205 states to 47205 states and 63282 transitions. [2023-12-02 16:43:37,171 INFO L78 Accepts]: Start accepts. Automaton has 47205 states and 63282 transitions. Word has length 489 [2023-12-02 16:43:37,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:43:37,171 INFO L495 AbstractCegarLoop]: Abstraction has 47205 states and 63282 transitions. [2023-12-02 16:43:37,172 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 3 states have call successors, (56), 2 states have call predecessors, (56), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2023-12-02 16:43:37,172 INFO L276 IsEmpty]: Start isEmpty. Operand 47205 states and 63282 transitions. [2023-12-02 16:43:37,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2023-12-02 16:43:37,195 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:43:37,196 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1] [2023-12-02 16:43:37,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-12-02 16:43:37,196 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:43:37,196 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:43:37,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1262515931, now seen corresponding path program 1 times [2023-12-02 16:43:37,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:43:37,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106914254] [2023-12-02 16:43:37,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:43:37,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:43:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:43:37,517 INFO L134 CoverageAnalysis]: Checked inductivity of 3408 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 3358 trivial. 0 not checked. [2023-12-02 16:43:37,517 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:43:37,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106914254] [2023-12-02 16:43:37,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106914254] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:43:37,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:43:37,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 16:43:37,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675180337] [2023-12-02 16:43:37,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:43:37,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:43:37,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:43:37,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:43:37,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:43:37,520 INFO L87 Difference]: Start difference. First operand 47205 states and 63282 transitions. Second operand has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (52), 4 states have call predecessors, (52), 3 states have call successors, (52) [2023-12-02 16:43:46,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:43:47,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:43:47,119 INFO L93 Difference]: Finished difference Result 102922 states and 137982 transitions. [2023-12-02 16:43:47,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 16:43:47,124 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (52), 4 states have call predecessors, (52), 3 states have call successors, (52) Word has length 506 [2023-12-02 16:43:47,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:43:47,300 INFO L225 Difference]: With dead ends: 102922 [2023-12-02 16:43:47,300 INFO L226 Difference]: Without dead ends: 55973 [2023-12-02 16:43:47,536 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-12-02 16:43:47,537 INFO L413 NwaCegarLoop]: 1578 mSDtfsCounter, 827 mSDsluCounter, 4007 mSDsCounter, 0 mSdLazyCounter, 1114 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 831 SdHoareTripleChecker+Valid, 5585 SdHoareTripleChecker+Invalid, 1116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1114 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2023-12-02 16:43:47,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [831 Valid, 5585 Invalid, 1116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1114 Invalid, 1 Unknown, 0 Unchecked, 6.9s Time] [2023-12-02 16:43:47,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55973 states. [2023-12-02 16:43:50,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55973 to 55707. [2023-12-02 16:43:50,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55707 states, 37686 states have (on average 1.3311574590033435) internal successors, (50166), 38095 states have internal predecessors, (50166), 12228 states have call successors, (12228), 5706 states have call predecessors, (12228), 5791 states have return successors, (12323), 12015 states have call predecessors, (12323), 12228 states have call successors, (12323) [2023-12-02 16:43:50,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55707 states to 55707 states and 74717 transitions. [2023-12-02 16:43:50,239 INFO L78 Accepts]: Start accepts. Automaton has 55707 states and 74717 transitions. Word has length 506 [2023-12-02 16:43:50,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:43:50,240 INFO L495 AbstractCegarLoop]: Abstraction has 55707 states and 74717 transitions. [2023-12-02 16:43:50,240 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (52), 4 states have call predecessors, (52), 3 states have call successors, (52) [2023-12-02 16:43:50,240 INFO L276 IsEmpty]: Start isEmpty. Operand 55707 states and 74717 transitions. [2023-12-02 16:43:50,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2023-12-02 16:43:50,266 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:43:50,266 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:43:50,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-12-02 16:43:50,267 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:43:50,267 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:43:50,267 INFO L85 PathProgramCache]: Analyzing trace with hash -1419912548, now seen corresponding path program 1 times [2023-12-02 16:43:50,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:43:50,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823674399] [2023-12-02 16:43:50,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:43:50,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:43:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:43:50,647 INFO L134 CoverageAnalysis]: Checked inductivity of 3408 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 3399 trivial. 0 not checked. [2023-12-02 16:43:50,647 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:43:50,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823674399] [2023-12-02 16:43:50,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823674399] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:43:50,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1069721915] [2023-12-02 16:43:50,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:43:50,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:43:50,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:43:50,649 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:43:50,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-02 16:43:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:43:51,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 3008 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 16:43:51,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:43:51,370 INFO L134 CoverageAnalysis]: Checked inductivity of 3408 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3408 trivial. 0 not checked. [2023-12-02 16:43:51,371 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:43:51,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1069721915] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:43:51,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 16:43:51,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2023-12-02 16:43:51,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566010450] [2023-12-02 16:43:51,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:43:51,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:43:51,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:43:51,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:43:51,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-12-02 16:43:51,374 INFO L87 Difference]: Start difference. First operand 55707 states and 74717 transitions. Second operand has 5 states, 5 states have (on average 22.0) internal successors, (110), 4 states have internal predecessors, (110), 2 states have call successors, (54), 2 states have call predecessors, (54), 3 states have return successors, (51), 3 states have call predecessors, (51), 2 states have call successors, (51) [2023-12-02 16:43:57,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:43:59,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:43:59,026 INFO L93 Difference]: Finished difference Result 111373 states and 149403 transitions. [2023-12-02 16:43:59,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 16:43:59,031 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 4 states have internal predecessors, (110), 2 states have call successors, (54), 2 states have call predecessors, (54), 3 states have return successors, (51), 3 states have call predecessors, (51), 2 states have call successors, (51) Word has length 507 [2023-12-02 16:43:59,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:43:59,179 INFO L225 Difference]: With dead ends: 111373 [2023-12-02 16:43:59,179 INFO L226 Difference]: Without dead ends: 55922 [2023-12-02 16:43:59,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 513 GetRequests, 506 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-12-02 16:43:59,272 INFO L413 NwaCegarLoop]: 882 mSDtfsCounter, 3 mSDsluCounter, 2643 mSDsCounter, 0 mSdLazyCounter, 664 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 3525 SdHoareTripleChecker+Invalid, 668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 664 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2023-12-02 16:43:59,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 3525 Invalid, 668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 664 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2023-12-02 16:43:59,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55922 states. [2023-12-02 16:44:01,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55922 to 55847. [2023-12-02 16:44:01,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55847 states, 37806 states have (on average 1.3301063323282019) internal successors, (50286), 38210 states have internal predecessors, (50286), 12228 states have call successors, (12228), 5706 states have call predecessors, (12228), 5811 states have return successors, (12343), 12040 states have call predecessors, (12343), 12228 states have call successors, (12343) [2023-12-02 16:44:01,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55847 states to 55847 states and 74857 transitions. [2023-12-02 16:44:01,981 INFO L78 Accepts]: Start accepts. Automaton has 55847 states and 74857 transitions. Word has length 507 [2023-12-02 16:44:01,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:44:01,981 INFO L495 AbstractCegarLoop]: Abstraction has 55847 states and 74857 transitions. [2023-12-02 16:44:01,982 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 4 states have internal predecessors, (110), 2 states have call successors, (54), 2 states have call predecessors, (54), 3 states have return successors, (51), 3 states have call predecessors, (51), 2 states have call successors, (51) [2023-12-02 16:44:01,982 INFO L276 IsEmpty]: Start isEmpty. Operand 55847 states and 74857 transitions. [2023-12-02 16:44:02,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2023-12-02 16:44:02,019 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:44:02,019 INFO L195 NwaCegarLoop]: trace histogram [36, 24, 24, 24, 24, 24, 24, 15, 15, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:44:02,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-12-02 16:44:02,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2023-12-02 16:44:02,220 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:44:02,220 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:44:02,221 INFO L85 PathProgramCache]: Analyzing trace with hash -626292461, now seen corresponding path program 1 times [2023-12-02 16:44:02,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:44:02,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795041575] [2023-12-02 16:44:02,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:44:02,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:44:02,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:44:02,512 INFO L134 CoverageAnalysis]: Checked inductivity of 3410 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 3363 trivial. 0 not checked. [2023-12-02 16:44:02,512 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:44:02,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795041575] [2023-12-02 16:44:02,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795041575] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:44:02,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:44:02,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 16:44:02,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220425344] [2023-12-02 16:44:02,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:44:02,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:44:02,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:44:02,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:44:02,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:44:02,514 INFO L87 Difference]: Start difference. First operand 55847 states and 74857 transitions. Second operand has 5 states, 5 states have (on average 24.4) internal successors, (122), 4 states have internal predecessors, (122), 3 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (54), 4 states have call predecessors, (54), 3 states have call successors, (54) [2023-12-02 16:44:08,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:44:09,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:44:09,416 INFO L93 Difference]: Finished difference Result 120955 states and 162061 transitions. [2023-12-02 16:44:09,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 16:44:09,425 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 4 states have internal predecessors, (122), 3 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (54), 4 states have call predecessors, (54), 3 states have call successors, (54) Word has length 508 [2023-12-02 16:44:09,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:44:09,743 INFO L225 Difference]: With dead ends: 120955 [2023-12-02 16:44:09,743 INFO L226 Difference]: Without dead ends: 65364 [2023-12-02 16:44:09,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-12-02 16:44:09,818 INFO L413 NwaCegarLoop]: 1442 mSDtfsCounter, 678 mSDsluCounter, 3735 mSDsCounter, 0 mSdLazyCounter, 1073 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 682 SdHoareTripleChecker+Valid, 5177 SdHoareTripleChecker+Invalid, 1074 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1073 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:44:09,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [682 Valid, 5177 Invalid, 1074 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1073 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2023-12-02 16:44:09,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65364 states. [2023-12-02 16:44:12,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65364 to 65126. [2023-12-02 16:44:12,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65126 states, 44110 states have (on average 1.3300385400136023) internal successors, (58668), 44589 states have internal predecessors, (58668), 14201 states have call successors, (14201), 6657 states have call predecessors, (14201), 6813 states have return successors, (14369), 14005 states have call predecessors, (14369), 14201 states have call successors, (14369) [2023-12-02 16:44:13,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65126 states to 65126 states and 87238 transitions. [2023-12-02 16:44:13,014 INFO L78 Accepts]: Start accepts. Automaton has 65126 states and 87238 transitions. Word has length 508 [2023-12-02 16:44:13,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:44:13,015 INFO L495 AbstractCegarLoop]: Abstraction has 65126 states and 87238 transitions. [2023-12-02 16:44:13,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 4 states have internal predecessors, (122), 3 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (54), 4 states have call predecessors, (54), 3 states have call successors, (54) [2023-12-02 16:44:13,015 INFO L276 IsEmpty]: Start isEmpty. Operand 65126 states and 87238 transitions. [2023-12-02 16:44:13,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2023-12-02 16:44:13,042 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:44:13,042 INFO L195 NwaCegarLoop]: trace histogram [36, 24, 24, 24, 24, 24, 24, 15, 15, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:44:13,043 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-12-02 16:44:13,043 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:44:13,043 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:44:13,043 INFO L85 PathProgramCache]: Analyzing trace with hash 965816184, now seen corresponding path program 1 times [2023-12-02 16:44:13,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:44:13,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349459235] [2023-12-02 16:44:13,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:44:13,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:44:13,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:44:16,265 INFO L134 CoverageAnalysis]: Checked inductivity of 3410 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3406 trivial. 0 not checked. [2023-12-02 16:44:16,265 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:44:16,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349459235] [2023-12-02 16:44:16,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349459235] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:44:16,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:44:16,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-12-02 16:44:16,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208453311] [2023-12-02 16:44:16,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:44:16,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-02 16:44:16,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:44:16,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-02 16:44:16,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2023-12-02 16:44:16,268 INFO L87 Difference]: Start difference. First operand 65126 states and 87238 transitions. Second operand has 13 states, 8 states have (on average 13.875) internal successors, (111), 10 states have internal predecessors, (111), 5 states have call successors, (56), 2 states have call predecessors, (56), 4 states have return successors, (53), 5 states have call predecessors, (53), 5 states have call successors, (53) [2023-12-02 16:44:23,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:44:24,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:44:26,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:44:29,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:44:31,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:44:33,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:44:35,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:44:36,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:44:36,531 INFO L93 Difference]: Finished difference Result 130356 states and 174640 transitions. [2023-12-02 16:44:36,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-12-02 16:44:36,539 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 8 states have (on average 13.875) internal successors, (111), 10 states have internal predecessors, (111), 5 states have call successors, (56), 2 states have call predecessors, (56), 4 states have return successors, (53), 5 states have call predecessors, (53), 5 states have call successors, (53) Word has length 509 [2023-12-02 16:44:36,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:44:36,692 INFO L225 Difference]: With dead ends: 130356 [2023-12-02 16:44:36,692 INFO L226 Difference]: Without dead ends: 65486 [2023-12-02 16:44:36,791 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2023-12-02 16:44:36,791 INFO L413 NwaCegarLoop]: 874 mSDtfsCounter, 16 mSDsluCounter, 9587 mSDsCounter, 0 mSdLazyCounter, 2098 mSolverCounterSat, 6 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 10461 SdHoareTripleChecker+Invalid, 2109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2098 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.5s IncrementalHoareTripleChecker+Time [2023-12-02 16:44:36,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 10461 Invalid, 2109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 2098 Invalid, 5 Unknown, 0 Unchecked, 17.5s Time] [2023-12-02 16:44:36,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65486 states. [2023-12-02 16:44:39,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65486 to 65306. [2023-12-02 16:44:39,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65306 states, 44230 states have (on average 1.329143115532444) internal successors, (58788), 44709 states have internal predecessors, (58788), 14261 states have call successors, (14261), 6657 states have call predecessors, (14261), 6813 states have return successors, (14429), 14065 states have call predecessors, (14429), 14261 states have call successors, (14429) [2023-12-02 16:44:40,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65306 states to 65306 states and 87478 transitions. [2023-12-02 16:44:40,060 INFO L78 Accepts]: Start accepts. Automaton has 65306 states and 87478 transitions. Word has length 509 [2023-12-02 16:44:40,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:44:40,060 INFO L495 AbstractCegarLoop]: Abstraction has 65306 states and 87478 transitions. [2023-12-02 16:44:40,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 8 states have (on average 13.875) internal successors, (111), 10 states have internal predecessors, (111), 5 states have call successors, (56), 2 states have call predecessors, (56), 4 states have return successors, (53), 5 states have call predecessors, (53), 5 states have call successors, (53) [2023-12-02 16:44:40,061 INFO L276 IsEmpty]: Start isEmpty. Operand 65306 states and 87478 transitions. [2023-12-02 16:44:40,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2023-12-02 16:44:40,090 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:44:40,090 INFO L195 NwaCegarLoop]: trace histogram [37, 25, 25, 25, 25, 25, 25, 15, 15, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:44:40,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-12-02 16:44:40,090 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 16:44:40,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:44:40,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1056116976, now seen corresponding path program 1 times [2023-12-02 16:44:40,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:44:40,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541728673] [2023-12-02 16:44:40,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:44:40,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:44:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:44:42,136 INFO L134 CoverageAnalysis]: Checked inductivity of 3626 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3622 trivial. 0 not checked. [2023-12-02 16:44:42,136 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:44:42,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541728673] [2023-12-02 16:44:42,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541728673] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:44:42,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:44:42,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-12-02 16:44:42,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631516566] [2023-12-02 16:44:42,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:44:42,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-02 16:44:42,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:44:42,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-02 16:44:42,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2023-12-02 16:44:42,139 INFO L87 Difference]: Start difference. First operand 65306 states and 87478 transitions. Second operand has 13 states, 8 states have (on average 14.125) internal successors, (113), 10 states have internal predecessors, (113), 5 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (54), 6 states have call predecessors, (54), 5 states have call successors, (54) [2023-12-02 16:44:49,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:44:51,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:44:53,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:44:55,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:44:57,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:45:00,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:45:01,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:45:01,029 INFO L93 Difference]: Finished difference Result 130656 states and 175030 transitions. [2023-12-02 16:45:01,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-12-02 16:45:01,034 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 8 states have (on average 14.125) internal successors, (113), 10 states have internal predecessors, (113), 5 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (54), 6 states have call predecessors, (54), 5 states have call successors, (54) Word has length 520 [2023-12-02 16:45:01,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:45:01,195 INFO L225 Difference]: With dead ends: 130656 [2023-12-02 16:45:01,195 INFO L226 Difference]: Without dead ends: 65606 [2023-12-02 16:45:01,461 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2023-12-02 16:45:01,462 INFO L413 NwaCegarLoop]: 885 mSDtfsCounter, 81 mSDsluCounter, 9608 mSDsCounter, 0 mSdLazyCounter, 2119 mSolverCounterSat, 5 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 10493 SdHoareTripleChecker+Invalid, 2128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 2119 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:45:01,462 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 10493 Invalid, 2128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 2119 Invalid, 4 Unknown, 0 Unchecked, 16.1s Time] [2023-12-02 16:45:01,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65606 states. [2023-12-02 16:45:04,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65606 to 65246. [2023-12-02 16:45:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65246 states, 44200 states have (on average 1.329366515837104) internal successors, (58758), 44679 states have internal predecessors, (58758), 14231 states have call successors, (14231), 6657 states have call predecessors, (14231), 6813 states have return successors, (14399), 14035 states have call predecessors, (14399), 14231 states have call successors, (14399) [2023-12-02 16:45:04,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65246 states to 65246 states and 87388 transitions. [2023-12-02 16:45:04,740 INFO L78 Accepts]: Start accepts. Automaton has 65246 states and 87388 transitions. Word has length 520 [2023-12-02 16:45:04,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:45:04,741 INFO L495 AbstractCegarLoop]: Abstraction has 65246 states and 87388 transitions. [2023-12-02 16:45:04,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 8 states have (on average 14.125) internal successors, (113), 10 states have internal predecessors, (113), 5 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (54), 6 states have call predecessors, (54), 5 states have call successors, (54) [2023-12-02 16:45:04,741 INFO L276 IsEmpty]: Start isEmpty. Operand 65246 states and 87388 transitions. [2023-12-02 16:45:04,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2023-12-02 16:45:04,770 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:45:04,770 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, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:45:04,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-12-02 16:45:04,771 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [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 (and 1 more)] === [2023-12-02 16:45:04,771 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:45:04,771 INFO L85 PathProgramCache]: Analyzing trace with hash -766085977, now seen corresponding path program 1 times [2023-12-02 16:45:04,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:45:04,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29843301] [2023-12-02 16:45:04,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:45:04,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:45:04,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:45:05,066 INFO L134 CoverageAnalysis]: Checked inductivity of 3396 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3352 trivial. 0 not checked. [2023-12-02 16:45:05,066 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:45:05,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29843301] [2023-12-02 16:45:05,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29843301] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:45:05,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:45:05,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 16:45:05,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644097929] [2023-12-02 16:45:05,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:45:05,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:45:05,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:45:05,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:45:05,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:45:05,069 INFO L87 Difference]: Start difference. First operand 65246 states and 87388 transitions. Second operand has 5 states, 5 states have (on average 26.0) internal successors, (130), 4 states have internal predecessors, (130), 3 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (56), 4 states have call predecessors, (56), 3 states have call successors, (56) [2023-12-02 16:45:10,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:45:13,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:45:15,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:45:17,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:45:19,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:45:19,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:45:19,890 INFO L93 Difference]: Finished difference Result 141963 states and 190211 transitions. [2023-12-02 16:45:19,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 16:45:19,896 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 4 states have internal predecessors, (130), 3 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (56), 4 states have call predecessors, (56), 3 states have call successors, (56) Word has length 517 [2023-12-02 16:45:19,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:45:20,193 INFO L225 Difference]: With dead ends: 141963 [2023-12-02 16:45:20,193 INFO L226 Difference]: Without dead ends: 76973 [2023-12-02 16:45:20,279 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-12-02 16:45:20,279 INFO L413 NwaCegarLoop]: 1580 mSDtfsCounter, 833 mSDsluCounter, 4011 mSDsCounter, 0 mSdLazyCounter, 1118 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 837 SdHoareTripleChecker+Valid, 5591 SdHoareTripleChecker+Invalid, 1122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1118 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2023-12-02 16:45:20,280 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [837 Valid, 5591 Invalid, 1122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1118 Invalid, 3 Unknown, 0 Unchecked, 11.6s Time] [2023-12-02 16:45:20,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76973 states. [2023-12-02 16:45:23,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76973 to 76773. [2023-12-02 16:45:23,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76773 states, 52040 states have (on average 1.3308224442736356) internal successors, (69256), 52609 states have internal predecessors, (69256), 16702 states have call successors, (16702), 7819 states have call predecessors, (16702), 8029 states have return successors, (16924), 16488 states have call predecessors, (16924), 16702 states have call successors, (16924) [2023-12-02 16:45:23,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76773 states to 76773 states and 102882 transitions. [2023-12-02 16:45:23,882 INFO L78 Accepts]: Start accepts. Automaton has 76773 states and 102882 transitions. Word has length 517 [2023-12-02 16:45:23,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:45:23,882 INFO L495 AbstractCegarLoop]: Abstraction has 76773 states and 102882 transitions. [2023-12-02 16:45:23,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 4 states have internal predecessors, (130), 3 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (56), 4 states have call predecessors, (56), 3 states have call successors, (56) [2023-12-02 16:45:23,882 INFO L276 IsEmpty]: Start isEmpty. Operand 76773 states and 102882 transitions. [2023-12-02 16:45:23,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2023-12-02 16:45:23,914 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:45:23,915 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, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:45:23,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-12-02 16:45:23,915 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [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 (and 1 more)] === [2023-12-02 16:45:23,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:45:23,916 INFO L85 PathProgramCache]: Analyzing trace with hash 491340800, now seen corresponding path program 1 times [2023-12-02 16:45:23,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:45:23,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811860208] [2023-12-02 16:45:23,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:45:23,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:45:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:45:24,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3396 trivial. 0 not checked. [2023-12-02 16:45:24,657 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:45:24,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811860208] [2023-12-02 16:45:24,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811860208] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:45:24,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:45:24,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 16:45:24,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977421751] [2023-12-02 16:45:24,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:45:24,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:45:24,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:45:24,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:45:24,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:45:24,660 INFO L87 Difference]: Start difference. First operand 76773 states and 102882 transitions. Second operand has 5 states, 5 states have (on average 23.8) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2023-12-02 16:45:29,962 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 [] [2023-12-02 16:45:31,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:45:31,931 INFO L93 Difference]: Finished difference Result 76773 states and 102882 transitions. [2023-12-02 16:45:31,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 16:45:31,936 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 518 [2023-12-02 16:45:31,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:45:32,117 INFO L225 Difference]: With dead ends: 76773 [2023-12-02 16:45:32,117 INFO L226 Difference]: Without dead ends: 76771 [2023-12-02 16:45:32,139 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 16:45:32,140 INFO L413 NwaCegarLoop]: 882 mSDtfsCounter, 842 mSDsluCounter, 1847 mSDsCounter, 0 mSdLazyCounter, 515 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 843 SdHoareTripleChecker+Valid, 2729 SdHoareTripleChecker+Invalid, 516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-12-02 16:45:32,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [843 Valid, 2729 Invalid, 516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 515 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2023-12-02 16:45:32,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76771 states. [2023-12-02 16:45:35,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76771 to 76771. [2023-12-02 16:45:35,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76771 states, 52039 states have (on average 1.329080112992179) internal successors, (69164), 52607 states have internal predecessors, (69164), 16702 states have call successors, (16702), 7819 states have call predecessors, (16702), 8029 states have return successors, (16924), 16488 states have call predecessors, (16924), 16702 states have call successors, (16924) [2023-12-02 16:45:35,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76771 states to 76771 states and 102790 transitions. [2023-12-02 16:45:35,820 INFO L78 Accepts]: Start accepts. Automaton has 76771 states and 102790 transitions. Word has length 518 [2023-12-02 16:45:35,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:45:35,821 INFO L495 AbstractCegarLoop]: Abstraction has 76771 states and 102790 transitions. [2023-12-02 16:45:35,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2023-12-02 16:45:35,821 INFO L276 IsEmpty]: Start isEmpty. Operand 76771 states and 102790 transitions. [2023-12-02 16:45:35,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2023-12-02 16:45:35,861 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:45:35,862 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:45:35,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-12-02 16:45:35,862 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [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 (and 1 more)] === [2023-12-02 16:45:35,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:45:35,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1804397146, now seen corresponding path program 1 times [2023-12-02 16:45:35,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:45:35,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188854764] [2023-12-02 16:45:35,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:45:35,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:45:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:45:36,250 INFO L134 CoverageAnalysis]: Checked inductivity of 3408 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 3374 trivial. 0 not checked. [2023-12-02 16:45:36,250 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:45:36,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188854764] [2023-12-02 16:45:36,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188854764] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:45:36,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:45:36,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:45:36,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716133707] [2023-12-02 16:45:36,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:45:36,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:45:36,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:45:36,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:45:36,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:45:36,252 INFO L87 Difference]: Start difference. First operand 76771 states and 102790 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 3 states have call successors, (61), 2 states have call predecessors, (61), 1 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) [2023-12-02 16:45:45,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:45:46,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:45:46,608 INFO L93 Difference]: Finished difference Result 222455 states and 297740 transitions. [2023-12-02 16:45:46,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:45:46,616 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 3 states have call successors, (61), 2 states have call predecessors, (61), 1 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) Word has length 534 [2023-12-02 16:45:46,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:45:47,104 INFO L225 Difference]: With dead ends: 222455 [2023-12-02 16:45:47,104 INFO L226 Difference]: Without dead ends: 145940 [2023-12-02 16:45:47,213 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:45:47,213 INFO L413 NwaCegarLoop]: 1650 mSDtfsCounter, 922 mSDsluCounter, 866 mSDsCounter, 0 mSdLazyCounter, 493 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 922 SdHoareTripleChecker+Valid, 2516 SdHoareTripleChecker+Invalid, 499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 493 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2023-12-02 16:45:47,214 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [922 Valid, 2516 Invalid, 499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 493 Invalid, 1 Unknown, 0 Unchecked, 3.8s Time] [2023-12-02 16:45:47,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145940 states. [2023-12-02 16:45:54,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145940 to 145938. [2023-12-02 16:45:54,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145938 states, 100221 states have (on average 1.3283144251204837) internal successors, (133125), 100927 states have internal predecessors, (133125), 30323 states have call successors, (30323), 14973 states have call predecessors, (30323), 15393 states have return successors, (30767), 30325 states have call predecessors, (30767), 30323 states have call successors, (30767) [2023-12-02 16:45:55,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145938 states to 145938 states and 194215 transitions. [2023-12-02 16:45:55,279 INFO L78 Accepts]: Start accepts. Automaton has 145938 states and 194215 transitions. Word has length 534 [2023-12-02 16:45:55,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:45:55,280 INFO L495 AbstractCegarLoop]: Abstraction has 145938 states and 194215 transitions. [2023-12-02 16:45:55,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 3 states have call successors, (61), 2 states have call predecessors, (61), 1 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) [2023-12-02 16:45:55,280 INFO L276 IsEmpty]: Start isEmpty. Operand 145938 states and 194215 transitions. [2023-12-02 16:45:55,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2023-12-02 16:45:55,546 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:45:55,547 INFO L195 NwaCegarLoop]: trace histogram [38, 24, 24, 24, 24, 24, 24, 16, 16, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:45:55,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-12-02 16:45:55,547 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [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 (and 1 more)] === [2023-12-02 16:45:55,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:45:55,547 INFO L85 PathProgramCache]: Analyzing trace with hash -264799070, now seen corresponding path program 1 times [2023-12-02 16:45:55,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:45:55,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067804991] [2023-12-02 16:45:55,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:45:55,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:45:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:45:56,365 INFO L134 CoverageAnalysis]: Checked inductivity of 3632 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3632 trivial. 0 not checked. [2023-12-02 16:45:56,365 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:45:56,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067804991] [2023-12-02 16:45:56,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067804991] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:45:56,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:45:56,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 16:45:56,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25212055] [2023-12-02 16:45:56,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:45:56,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:45:56,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:45:56,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:45:56,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:45:56,368 INFO L87 Difference]: Start difference. First operand 145938 states and 194215 transitions. Second operand has 5 states, 5 states have (on average 25.8) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (61), 3 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 1 states have call successors, (58) [2023-12-02 16:46:04,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:46:06,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:46:07,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:46:07,149 INFO L93 Difference]: Finished difference Result 145938 states and 194215 transitions. [2023-12-02 16:46:07,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 16:46:07,153 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.8) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (61), 3 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 1 states have call successors, (58) Word has length 555 [2023-12-02 16:46:07,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:46:07,157 INFO L225 Difference]: With dead ends: 145938 [2023-12-02 16:46:07,157 INFO L226 Difference]: Without dead ends: 0 [2023-12-02 16:46:07,308 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 16:46:07,308 INFO L413 NwaCegarLoop]: 907 mSDtfsCounter, 108 mSDsluCounter, 2633 mSDsCounter, 0 mSdLazyCounter, 656 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 3540 SdHoareTripleChecker+Invalid, 658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 656 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2023-12-02 16:46:07,308 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 3540 Invalid, 658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 656 Invalid, 2 Unknown, 0 Unchecked, 5.5s Time] [2023-12-02 16:46:07,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-02 16:46:07,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-02 16:46:07,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 16:46:07,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-02 16:46:07,321 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 555 [2023-12-02 16:46:07,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:46:07,321 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-02 16:46:07,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.8) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (61), 3 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 1 states have call successors, (58) [2023-12-02 16:46:07,321 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-02 16:46:07,321 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 16:46:07,323 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-12-02 16:46:07,324 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2023-12-02 16:46:07,324 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2023-12-02 16:46:07,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2023-12-02 16:46:07,326 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-02 16:48:23,851 WARN L293 SmtUtils]: Spent 5.11s on a formula simplification. DAG size of input: 1108 DAG size of output: 26 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2023-12-02 16:50:36,904 INFO L899 garLoopResultBuilder]: For program point L3809-1(line 3809) no Hoare annotation was computed. [2023-12-02 16:50:36,904 INFO L902 garLoopResultBuilder]: At program point L3809(line 3809) the Hoare annotation is: true [2023-12-02 16:50:36,904 INFO L899 garLoopResultBuilder]: For program point L3807(lines 3807 3824) no Hoare annotation was computed. [2023-12-02 16:50:36,904 INFO L899 garLoopResultBuilder]: For program point L3805-1(line 3805) no Hoare annotation was computed. [2023-12-02 16:50:36,904 INFO L902 garLoopResultBuilder]: At program point L3805(line 3805) the Hoare annotation is: true [2023-12-02 16:50:36,904 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3796 3827) the Hoare annotation is: true [2023-12-02 16:50:36,904 INFO L899 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3796 3827) no Hoare annotation was computed. [2023-12-02 16:50:36,904 INFO L899 garLoopResultBuilder]: For program point L3817-1(line 3817) no Hoare annotation was computed. [2023-12-02 16:50:36,904 INFO L902 garLoopResultBuilder]: At program point L3817(line 3817) the Hoare annotation is: true [2023-12-02 16:50:36,904 INFO L899 garLoopResultBuilder]: For program point L3815(lines 3815 3823) no Hoare annotation was computed. [2023-12-02 16:50:36,905 INFO L899 garLoopResultBuilder]: For program point L3813-1(line 3813) no Hoare annotation was computed. [2023-12-02 16:50:36,905 INFO L902 garLoopResultBuilder]: At program point L3813(line 3813) the Hoare annotation is: true [2023-12-02 16:50:36,905 INFO L899 garLoopResultBuilder]: For program point L3815-2(lines 3807 3824) no Hoare annotation was computed. [2023-12-02 16:50:36,905 INFO L899 garLoopResultBuilder]: For program point L6786-1(lines 6782 6790) no Hoare annotation was computed. [2023-12-02 16:50:36,905 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 4736 4791) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,905 INFO L899 garLoopResultBuilder]: For program point L6777-1(lines 6773 6781) no Hoare annotation was computed. [2023-12-02 16:50:36,905 INFO L899 garLoopResultBuilder]: For program point L4760(lines 4760 4763) no Hoare annotation was computed. [2023-12-02 16:50:36,906 INFO L895 garLoopResultBuilder]: At program point L6777(line 6777) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,906 INFO L899 garLoopResultBuilder]: For program point L4756(lines 4756 4759) no Hoare annotation was computed. [2023-12-02 16:50:36,906 INFO L899 garLoopResultBuilder]: For program point bm_entry_writeEXIT(lines 4736 4791) no Hoare annotation was computed. [2023-12-02 16:50:36,906 INFO L899 garLoopResultBuilder]: For program point L4752(lines 4752 4755) no Hoare annotation was computed. [2023-12-02 16:50:36,906 INFO L899 garLoopResultBuilder]: For program point L4748-1(line 4748) no Hoare annotation was computed. [2023-12-02 16:50:36,906 INFO L895 garLoopResultBuilder]: At program point L4779(line 4779) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,906 INFO L895 garLoopResultBuilder]: At program point L4746(line 4746) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,906 INFO L899 garLoopResultBuilder]: For program point L4779-1(line 4779) no Hoare annotation was computed. [2023-12-02 16:50:36,907 INFO L899 garLoopResultBuilder]: For program point bm_entry_writeFINAL(lines 4736 4791) no Hoare annotation was computed. [2023-12-02 16:50:36,907 INFO L895 garLoopResultBuilder]: At program point L4781(line 4781) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,907 INFO L895 garLoopResultBuilder]: At program point L4748(line 4748) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,907 INFO L899 garLoopResultBuilder]: For program point L4781-1(lines 4744 4790) no Hoare annotation was computed. [2023-12-02 16:50:36,907 INFO L899 garLoopResultBuilder]: For program point L4746-1(line 4746) no Hoare annotation was computed. [2023-12-02 16:50:36,907 INFO L895 garLoopResultBuilder]: At program point L4777(line 4777) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,907 INFO L899 garLoopResultBuilder]: For program point L4777-1(line 4777) no Hoare annotation was computed. [2023-12-02 16:50:36,907 INFO L895 garLoopResultBuilder]: At program point L6786(line 6786) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,908 INFO L899 garLoopResultBuilder]: For program point dputEXIT(lines 7630 7632) no Hoare annotation was computed. [2023-12-02 16:50:36,908 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7630 7632) the Hoare annotation is: true [2023-12-02 16:50:36,908 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7135 7144) the Hoare annotation is: true [2023-12-02 16:50:36,908 INFO L899 garLoopResultBuilder]: For program point ldv_undef_intEXIT(lines 7135 7144) no Hoare annotation was computed. [2023-12-02 16:50:36,908 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6994 7004) the Hoare annotation is: true [2023-12-02 16:50:36,908 INFO L899 garLoopResultBuilder]: For program point L6998(lines 6997 7000) no Hoare annotation was computed. [2023-12-02 16:50:36,908 INFO L899 garLoopResultBuilder]: For program point ldv_assumeEXIT(lines 6994 7004) no Hoare annotation was computed. [2023-12-02 16:50:36,908 INFO L899 garLoopResultBuilder]: For program point L6997(lines 6997 7001) no Hoare annotation was computed. [2023-12-02 16:50:36,908 INFO L899 garLoopResultBuilder]: For program point parse_commandEXIT(lines 4492 4530) no Hoare annotation was computed. [2023-12-02 16:50:36,908 INFO L899 garLoopResultBuilder]: For program point L4501(lines 4501 4504) no Hoare annotation was computed. [2023-12-02 16:50:36,908 INFO L899 garLoopResultBuilder]: For program point parse_commandFINAL(lines 4492 4530) no Hoare annotation was computed. [2023-12-02 16:50:36,909 INFO L899 garLoopResultBuilder]: For program point L4497(lines 4497 4500) no Hoare annotation was computed. [2023-12-02 16:50:36,909 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 4492 4530) the Hoare annotation is: true [2023-12-02 16:50:36,909 INFO L902 garLoopResultBuilder]: At program point L4506(line 4506) the Hoare annotation is: true [2023-12-02 16:50:36,909 INFO L899 garLoopResultBuilder]: For program point L4506-1(line 4506) no Hoare annotation was computed. [2023-12-02 16:50:36,909 INFO L902 garLoopResultBuilder]: At program point L4683(line 4683) the Hoare annotation is: true [2023-12-02 16:50:36,909 INFO L899 garLoopResultBuilder]: For program point L4683-1(line 4683) no Hoare annotation was computed. [2023-12-02 16:50:36,909 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 4678 4707) the Hoare annotation is: true [2023-12-02 16:50:36,909 INFO L899 garLoopResultBuilder]: For program point kill_nodeEXIT(lines 4678 4707) no Hoare annotation was computed. [2023-12-02 16:50:36,909 INFO L899 garLoopResultBuilder]: For program point L4700-1(line 4700) no Hoare annotation was computed. [2023-12-02 16:50:36,909 INFO L902 garLoopResultBuilder]: At program point L4700(line 4700) the Hoare annotation is: true [2023-12-02 16:50:36,909 INFO L899 garLoopResultBuilder]: For program point L4696-1(lines 4678 4707) no Hoare annotation was computed. [2023-12-02 16:50:36,909 INFO L899 garLoopResultBuilder]: For program point L4694(lines 4681 4706) no Hoare annotation was computed. [2023-12-02 16:50:36,910 INFO L902 garLoopResultBuilder]: At program point L4686-2(lines 4686 4692) the Hoare annotation is: true [2023-12-02 16:50:36,910 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 7005 7011) no Hoare annotation was computed. [2023-12-02 16:50:36,910 INFO L902 garLoopResultBuilder]: At program point ldv_stop_label(lines 7005 7011) the Hoare annotation is: true [2023-12-02 16:50:36,910 INFO L899 garLoopResultBuilder]: For program point ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7531) no Hoare annotation was computed. [2023-12-02 16:50:36,910 INFO L899 garLoopResultBuilder]: For program point L7531(line 7531) no Hoare annotation was computed. [2023-12-02 16:50:36,910 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7526 7537) the Hoare annotation is: true [2023-12-02 16:50:36,910 INFO L899 garLoopResultBuilder]: For program point L7529-2(lines 7526 7537) no Hoare annotation was computed. [2023-12-02 16:50:36,910 INFO L899 garLoopResultBuilder]: For program point ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockEXIT(lines 7526 7537) no Hoare annotation was computed. [2023-12-02 16:50:36,910 INFO L899 garLoopResultBuilder]: For program point L7529(lines 7529 7534) no Hoare annotation was computed. [2023-12-02 16:50:36,910 INFO L899 garLoopResultBuilder]: For program point L7244-1(line 7244) no Hoare annotation was computed. [2023-12-02 16:50:36,911 INFO L895 garLoopResultBuilder]: At program point L7244(line 7244) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,911 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 7240 7249) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,911 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_lock_i_mutex_of_inodeEXIT(lines 7240 7249) no Hoare annotation was computed. [2023-12-02 16:50:36,911 INFO L899 garLoopResultBuilder]: For program point string_unescape_inplaceEXIT(lines 3864 3873) no Hoare annotation was computed. [2023-12-02 16:50:36,911 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3864 3873) the Hoare annotation is: true [2023-12-02 16:50:36,911 INFO L899 garLoopResultBuilder]: For program point ldv_xmallocEXIT(lines 7098 7113) no Hoare annotation was computed. [2023-12-02 16:50:36,911 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7098 7113) the Hoare annotation is: true [2023-12-02 16:50:36,911 INFO L902 garLoopResultBuilder]: At program point L7107-1(line 7107) the Hoare annotation is: true [2023-12-02 16:50:36,911 INFO L902 garLoopResultBuilder]: At program point L7107(line 7107) the Hoare annotation is: true [2023-12-02 16:50:36,911 INFO L899 garLoopResultBuilder]: For program point L7108(line 7108) no Hoare annotation was computed. [2023-12-02 16:50:36,912 INFO L899 garLoopResultBuilder]: For program point L7109-1(line 7109) no Hoare annotation was computed. [2023-12-02 16:50:36,912 INFO L902 garLoopResultBuilder]: At program point L7109(line 7109) the Hoare annotation is: true [2023-12-02 16:50:36,912 INFO L899 garLoopResultBuilder]: For program point file_inodeEXIT(lines 3759 3764) no Hoare annotation was computed. [2023-12-02 16:50:36,912 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3759 3764) the Hoare annotation is: true [2023-12-02 16:50:36,912 INFO L899 garLoopResultBuilder]: For program point default_llseekEXIT(lines 7627 7629) no Hoare annotation was computed. [2023-12-02 16:50:36,912 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7627 7629) the Hoare annotation is: true [2023-12-02 16:50:36,912 INFO L899 garLoopResultBuilder]: For program point allow_write_accessEXIT(lines 3765 3778) no Hoare annotation was computed. [2023-12-02 16:50:36,912 INFO L899 garLoopResultBuilder]: For program point L3771-1(line 3771) no Hoare annotation was computed. [2023-12-02 16:50:36,912 INFO L902 garLoopResultBuilder]: At program point L3771(line 3771) the Hoare annotation is: true [2023-12-02 16:50:36,912 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3765 3778) the Hoare annotation is: true [2023-12-02 16:50:36,912 INFO L899 garLoopResultBuilder]: For program point L3769(lines 3769 3775) no Hoare annotation was computed. [2023-12-02 16:50:36,912 INFO L899 garLoopResultBuilder]: For program point L3769-2(lines 3765 3778) no Hoare annotation was computed. [2023-12-02 16:50:36,913 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6753 6762) the Hoare annotation is: true [2023-12-02 16:50:36,913 INFO L899 garLoopResultBuilder]: For program point PTR_ERREXIT(lines 6753 6762) no Hoare annotation was computed. [2023-12-02 16:50:36,913 INFO L899 garLoopResultBuilder]: For program point ldv_is_errEXIT(lines 6900 6905) no Hoare annotation was computed. [2023-12-02 16:50:36,913 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6900 6905) the Hoare annotation is: true [2023-12-02 16:50:36,913 INFO L899 garLoopResultBuilder]: For program point _raw_write_unlockEXIT(lines 7603 7605) no Hoare annotation was computed. [2023-12-02 16:50:36,913 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7603 7605) the Hoare annotation is: true [2023-12-02 16:50:36,913 INFO L899 garLoopResultBuilder]: For program point L7567(line 7567) no Hoare annotation was computed. [2023-12-02 16:50:36,913 INFO L899 garLoopResultBuilder]: For program point ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitEXIT(lines 7562 7573) no Hoare annotation was computed. [2023-12-02 16:50:36,913 INFO L899 garLoopResultBuilder]: For program point L7565-2(lines 7562 7573) no Hoare annotation was computed. [2023-12-02 16:50:36,913 INFO L899 garLoopResultBuilder]: For program point L7565(lines 7565 7570) no Hoare annotation was computed. [2023-12-02 16:50:36,913 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7562 7573) the Hoare annotation is: true [2023-12-02 16:50:36,914 INFO L899 garLoopResultBuilder]: For program point ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7567) no Hoare annotation was computed. [2023-12-02 16:50:36,914 INFO L899 garLoopResultBuilder]: For program point L6736-1(line 6736) no Hoare annotation was computed. [2023-12-02 16:50:36,914 INFO L902 garLoopResultBuilder]: At program point L6736(line 6736) the Hoare annotation is: true [2023-12-02 16:50:36,914 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5229 5237) the Hoare annotation is: true [2023-12-02 16:50:36,914 INFO L899 garLoopResultBuilder]: For program point ldv_EMGentry_exit_exit_misc_binfmt_7_2EXIT(lines 5229 5237) no Hoare annotation was computed. [2023-12-02 16:50:36,914 INFO L899 garLoopResultBuilder]: For program point L4280(lines 4280 4304) no Hoare annotation was computed. [2023-12-02 16:50:36,914 INFO L899 garLoopResultBuilder]: For program point create_entry_ldv_32862#1(lines 4239 4490) no Hoare annotation was computed. [2023-12-02 16:50:36,914 INFO L899 garLoopResultBuilder]: For program point L4363(lines 4363 4366) no Hoare annotation was computed. [2023-12-02 16:50:36,914 INFO L899 garLoopResultBuilder]: For program point L4330(lines 4330 4333) no Hoare annotation was computed. [2023-12-02 16:50:36,914 INFO L899 garLoopResultBuilder]: For program point bm_register_writeFINAL(lines 4795 4888) no Hoare annotation was computed. [2023-12-02 16:50:36,914 INFO L899 garLoopResultBuilder]: For program point L4430(lines 4430 4433) no Hoare annotation was computed. [2023-12-02 16:50:36,914 INFO L899 garLoopResultBuilder]: For program point L4298(lines 4298 4301) no Hoare annotation was computed. [2023-12-02 16:50:36,915 INFO L895 garLoopResultBuilder]: At program point L7618(line 7618) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,915 INFO L895 garLoopResultBuilder]: At program point create_entry_Einval#1(lines 4239 4490) the Hoare annotation is: (or (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= (+ |bm_register_write_create_entry_~err~0#1| 12) 0)) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,915 INFO L895 garLoopResultBuilder]: At program point L4480(line 4480) the Hoare annotation is: (or (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= (+ |bm_register_write_create_entry_~err~0#1| 12) 0)) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,915 INFO L899 garLoopResultBuilder]: For program point L7618-1(line 7618) no Hoare annotation was computed. [2023-12-02 16:50:36,915 INFO L899 garLoopResultBuilder]: For program point L4398(lines 4398 4401) no Hoare annotation was computed. [2023-12-02 16:50:36,915 INFO L895 garLoopResultBuilder]: At program point L4877(line 4877) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,915 INFO L899 garLoopResultBuilder]: For program point L4877-1(lines 4809 4887) no Hoare annotation was computed. [2023-12-02 16:50:36,915 INFO L899 garLoopResultBuilder]: For program point L7685-1(line 7685) no Hoare annotation was computed. [2023-12-02 16:50:36,915 INFO L895 garLoopResultBuilder]: At program point L7685(line 7685) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,915 INFO L899 garLoopResultBuilder]: For program point L4481(line 4481) no Hoare annotation was computed. [2023-12-02 16:50:36,916 INFO L899 garLoopResultBuilder]: For program point L4828-1(line 4828) no Hoare annotation was computed. [2023-12-02 16:50:36,916 INFO L895 garLoopResultBuilder]: At program point create_entry_Efault#1(lines 4239 4490) the Hoare annotation is: (or (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= (+ |bm_register_write_create_entry_~err~0#1| 12) 0)) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,916 INFO L895 garLoopResultBuilder]: At program point L4861(line 4861) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,916 INFO L895 garLoopResultBuilder]: At program point L4828(line 4828) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,916 INFO L899 garLoopResultBuilder]: For program point L4861-1(line 4861) no Hoare annotation was computed. [2023-12-02 16:50:36,916 INFO L899 garLoopResultBuilder]: For program point bm_register_writeEXIT(lines 4795 4888) no Hoare annotation was computed. [2023-12-02 16:50:36,916 INFO L899 garLoopResultBuilder]: For program point L4845(lines 4845 4848) no Hoare annotation was computed. [2023-12-02 16:50:36,916 INFO L899 garLoopResultBuilder]: For program point create_entry_returnLabel#1(lines 4207 4491) no Hoare annotation was computed. [2023-12-02 16:50:36,916 INFO L899 garLoopResultBuilder]: For program point L4251(lines 4251 4254) no Hoare annotation was computed. [2023-12-02 16:50:36,916 INFO L899 garLoopResultBuilder]: For program point L6795-1(lines 6791 6799) no Hoare annotation was computed. [2023-12-02 16:50:36,917 INFO L895 garLoopResultBuilder]: At program point L6795(line 6795) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,917 INFO L899 garLoopResultBuilder]: For program point L4450(lines 4450 4453) no Hoare annotation was computed. [2023-12-02 16:50:36,917 INFO L899 garLoopResultBuilder]: For program point $Ultimate##79(lines 4200 4203) no Hoare annotation was computed. [2023-12-02 16:50:36,917 INFO L895 garLoopResultBuilder]: At program point L4830(line 4830) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,917 INFO L899 garLoopResultBuilder]: For program point L4417(lines 4417 4420) no Hoare annotation was computed. [2023-12-02 16:50:36,917 INFO L899 garLoopResultBuilder]: For program point L4830-1(line 4830) no Hoare annotation was computed. [2023-12-02 16:50:36,917 INFO L895 garLoopResultBuilder]: At program point L4335(line 4335) the Hoare annotation is: (or (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= (+ |bm_register_write_create_entry_~err~0#1| 12) 0)) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,917 INFO L899 garLoopResultBuilder]: For program point L4335-1(line 4335) no Hoare annotation was computed. [2023-12-02 16:50:36,917 INFO L895 garLoopResultBuilder]: At program point L4814(line 4814) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,917 INFO L899 garLoopResultBuilder]: For program point L4368(lines 4368 4371) no Hoare annotation was computed. [2023-12-02 16:50:36,918 INFO L895 garLoopResultBuilder]: At program point L4269(line 4269) the Hoare annotation is: (or (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= (+ |bm_register_write_create_entry_~err~0#1| 12) 0)) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,918 INFO L899 garLoopResultBuilder]: For program point L4814-1(line 4814) no Hoare annotation was computed. [2023-12-02 16:50:36,918 INFO L899 garLoopResultBuilder]: For program point L4269-1(line 4269) no Hoare annotation was computed. [2023-12-02 16:50:36,918 INFO L899 garLoopResultBuilder]: For program point L4286(lines 4286 4303) no Hoare annotation was computed. [2023-12-02 16:50:36,918 INFO L899 garLoopResultBuilder]: For program point L4468(lines 4468 4471) no Hoare annotation was computed. [2023-12-02 16:50:36,918 INFO L895 garLoopResultBuilder]: At program point L4881(line 4881) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,918 INFO L899 garLoopResultBuilder]: For program point L4881-1(line 4881) no Hoare annotation was computed. [2023-12-02 16:50:36,918 INFO L895 garLoopResultBuilder]: At program point L4386(line 4386) the Hoare annotation is: (or (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= (+ |bm_register_write_create_entry_~err~0#1| 12) 0)) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,918 INFO L899 garLoopResultBuilder]: For program point L4386-1(line 4386) no Hoare annotation was computed. [2023-12-02 16:50:36,918 INFO L895 garLoopResultBuilder]: At program point L4865(line 4865) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,918 INFO L899 garLoopResultBuilder]: For program point L4832(lines 4832 4835) no Hoare annotation was computed. [2023-12-02 16:50:36,919 INFO L899 garLoopResultBuilder]: For program point L4865-1(line 4865) no Hoare annotation was computed. [2023-12-02 16:50:36,919 INFO L899 garLoopResultBuilder]: For program point L4337-2(lines 4337 4445) no Hoare annotation was computed. [2023-12-02 16:50:36,919 INFO L899 garLoopResultBuilder]: For program point L4337(lines 4337 4445) no Hoare annotation was computed. [2023-12-02 16:50:36,919 INFO L899 garLoopResultBuilder]: For program point L4816(lines 4816 4822) no Hoare annotation was computed. [2023-12-02 16:50:36,919 INFO L895 garLoopResultBuilder]: At program point L4486(line 4486) the Hoare annotation is: (or (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= (+ |bm_register_write_create_entry_~err~0#1| 12) 0)) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,919 INFO L899 garLoopResultBuilder]: For program point L4652-2(lines 4652 4664) no Hoare annotation was computed. [2023-12-02 16:50:36,919 INFO L899 garLoopResultBuilder]: For program point L4652(lines 4652 4664) no Hoare annotation was computed. [2023-12-02 16:50:36,919 INFO L899 garLoopResultBuilder]: For program point L4487(line 4487) no Hoare annotation was computed. [2023-12-02 16:50:36,919 INFO L899 garLoopResultBuilder]: For program point L4355(lines 4355 4358) no Hoare annotation was computed. [2023-12-02 16:50:36,919 INFO L895 garLoopResultBuilder]: At program point L4867(line 4867) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,919 INFO L899 garLoopResultBuilder]: For program point L4388-2(lines 4388 4397) no Hoare annotation was computed. [2023-12-02 16:50:36,920 INFO L899 garLoopResultBuilder]: For program point L4867-1(line 4867) no Hoare annotation was computed. [2023-12-02 16:50:36,920 INFO L899 garLoopResultBuilder]: For program point L4388(lines 4388 4397) no Hoare annotation was computed. [2023-12-02 16:50:36,920 INFO L899 garLoopResultBuilder]: For program point L4438(lines 4438 4441) no Hoare annotation was computed. [2023-12-02 16:50:36,920 INFO L895 garLoopResultBuilder]: At program point L4818(line 4818) the Hoare annotation is: (or (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= |bm_register_write_~tmp___0~9#1| 0))) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,920 INFO L899 garLoopResultBuilder]: For program point L4273(lines 4273 4276) no Hoare annotation was computed. [2023-12-02 16:50:36,920 INFO L899 garLoopResultBuilder]: For program point L4818-1(line 4818) no Hoare annotation was computed. [2023-12-02 16:50:36,920 INFO L899 garLoopResultBuilder]: For program point L7676-1(line 7676) no Hoare annotation was computed. [2023-12-02 16:50:36,920 INFO L895 garLoopResultBuilder]: At program point L7676(line 7676) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,920 INFO L899 garLoopResultBuilder]: For program point L4406(lines 4406 4409) no Hoare annotation was computed. [2023-12-02 16:50:36,920 INFO L899 garLoopResultBuilder]: For program point L4852(lines 4852 4859) no Hoare annotation was computed. [2023-12-02 16:50:36,920 INFO L899 garLoopResultBuilder]: For program point L4241(lines 4241 4244) no Hoare annotation was computed. [2023-12-02 16:50:36,920 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 4795 4888) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,921 INFO L895 garLoopResultBuilder]: At program point L4390(line 4390) the Hoare annotation is: (or (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= (+ |bm_register_write_create_entry_~err~0#1| 12) 0)) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,921 INFO L895 garLoopResultBuilder]: At program point L4258(line 4258) the Hoare annotation is: (or (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= (+ |bm_register_write_create_entry_~err~0#1| 12) 0)) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,921 INFO L899 garLoopResultBuilder]: For program point L4390-1(line 4390) no Hoare annotation was computed. [2023-12-02 16:50:36,921 INFO L899 garLoopResultBuilder]: For program point L4258-1(line 4258) no Hoare annotation was computed. [2023-12-02 16:50:36,921 INFO L895 garLoopResultBuilder]: At program point L4374(line 4374) the Hoare annotation is: (or (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= (+ |bm_register_write_create_entry_~err~0#1| 12) 0)) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,921 INFO L899 garLoopResultBuilder]: For program point L4374-1(line 4374) no Hoare annotation was computed. [2023-12-02 16:50:36,921 INFO L899 garLoopResultBuilder]: For program point L4308(lines 4308 4311) no Hoare annotation was computed. [2023-12-02 16:50:36,921 INFO L895 garLoopResultBuilder]: At program point L4870(lines 4809 4887) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,921 INFO L899 garLoopResultBuilder]: For program point L4457(lines 4457 4460) no Hoare annotation was computed. [2023-12-02 16:50:36,922 INFO L899 garLoopResultBuilder]: For program point L4424(lines 4424 4434) no Hoare annotation was computed. [2023-12-02 16:50:36,922 INFO L895 garLoopResultBuilder]: At program point L4259(line 4259) the Hoare annotation is: (or (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= (+ |bm_register_write_create_entry_~err~0#1| 12) 0)) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,922 INFO L899 garLoopResultBuilder]: For program point L4259-1(line 4259) no Hoare annotation was computed. [2023-12-02 16:50:36,922 INFO L899 garLoopResultBuilder]: For program point L4837(lines 4837 4840) no Hoare annotation was computed. [2023-12-02 16:50:36,922 INFO L899 garLoopResultBuilder]: For program point L4292(lines 4292 4302) no Hoare annotation was computed. [2023-12-02 16:50:36,922 INFO L899 garLoopResultBuilder]: For program point L4342(lines 4342 4345) no Hoare annotation was computed. [2023-12-02 16:50:36,922 INFO L899 garLoopResultBuilder]: For program point L4392(lines 4392 4395) no Hoare annotation was computed. [2023-12-02 16:50:36,922 INFO L895 garLoopResultBuilder]: At program point create_entry_out#1(lines 4239 4490) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0)) (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (or (= (+ 22 |bm_register_write_create_entry_~err~0#1|) 0) (= (+ |bm_register_write_create_entry_~err~0#1| 12) 0)))) [2023-12-02 16:50:36,922 INFO L899 garLoopResultBuilder]: For program point L4475(line 4475) no Hoare annotation was computed. [2023-12-02 16:50:36,922 INFO L899 garLoopResultBuilder]: For program point L4376(lines 4376 4379) no Hoare annotation was computed. [2023-12-02 16:50:36,922 INFO L899 garLoopResultBuilder]: For program point L6804-1(lines 6800 6808) no Hoare annotation was computed. [2023-12-02 16:50:36,923 INFO L895 garLoopResultBuilder]: At program point L6804(line 6804) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,923 INFO L899 garLoopResultBuilder]: For program point L4872(lines 4809 4887) no Hoare annotation was computed. [2023-12-02 16:50:36,923 INFO L899 garLoopResultBuilder]: For program point L4261(lines 4261 4264) no Hoare annotation was computed. [2023-12-02 16:50:36,923 INFO L899 garLoopResultBuilder]: For program point L3849-1(line 3849) no Hoare annotation was computed. [2023-12-02 16:50:36,923 INFO L895 garLoopResultBuilder]: At program point L3849(line 3849) the Hoare annotation is: (or (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= (+ |bm_register_write_create_entry_~err~0#1| 12) 0)) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,923 INFO L895 garLoopResultBuilder]: At program point L4361(line 4361) the Hoare annotation is: (or (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= (+ |bm_register_write_create_entry_~err~0#1| 12) 0)) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,923 INFO L899 garLoopResultBuilder]: For program point L4361-1(line 4361) no Hoare annotation was computed. [2023-12-02 16:50:36,923 INFO L899 garLoopResultBuilder]: For program point L4824-1(line 4824) no Hoare annotation was computed. [2023-12-02 16:50:36,923 INFO L899 garLoopResultBuilder]: For program point L4312(lines 4312 4315) no Hoare annotation was computed. [2023-12-02 16:50:36,923 INFO L895 garLoopResultBuilder]: At program point L4824(line 4824) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,923 INFO L899 garLoopResultBuilder]: For program point L7039-1(line 7039) no Hoare annotation was computed. [2023-12-02 16:50:36,924 INFO L902 garLoopResultBuilder]: At program point L7039(line 7039) the Hoare annotation is: true [2023-12-02 16:50:36,924 INFO L899 garLoopResultBuilder]: For program point L7041(lines 7041 7052) no Hoare annotation was computed. [2023-12-02 16:50:36,924 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 7031 7054) no Hoare annotation was computed. [2023-12-02 16:50:36,924 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7031 7054) the Hoare annotation is: true [2023-12-02 16:50:36,924 INFO L899 garLoopResultBuilder]: For program point L7046(line 7046) no Hoare annotation was computed. [2023-12-02 16:50:36,924 INFO L899 garLoopResultBuilder]: For program point L7047-1(line 7047) no Hoare annotation was computed. [2023-12-02 16:50:36,924 INFO L902 garLoopResultBuilder]: At program point L7047(line 7047) the Hoare annotation is: true [2023-12-02 16:50:36,924 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 7031 7054) no Hoare annotation was computed. [2023-12-02 16:50:36,924 INFO L902 garLoopResultBuilder]: At program point L7045-1(line 7045) the Hoare annotation is: true [2023-12-02 16:50:36,924 INFO L902 garLoopResultBuilder]: At program point L7045(line 7045) the Hoare annotation is: true [2023-12-02 16:50:36,924 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 4892 4906) the Hoare annotation is: true [2023-12-02 16:50:36,924 INFO L899 garLoopResultBuilder]: For program point bm_status_readEXIT(lines 4892 4906) no Hoare annotation was computed. [2023-12-02 16:50:36,925 INFO L902 garLoopResultBuilder]: At program point L4901(lines 4901 4902) the Hoare annotation is: true [2023-12-02 16:50:36,925 INFO L899 garLoopResultBuilder]: For program point L4901-1(lines 4901 4902) no Hoare annotation was computed. [2023-12-02 16:50:36,925 INFO L902 garLoopResultBuilder]: At program point L4730(line 4730) the Hoare annotation is: true [2023-12-02 16:50:36,925 INFO L899 garLoopResultBuilder]: For program point L4730-1(line 4730) no Hoare annotation was computed. [2023-12-02 16:50:36,925 INFO L902 garLoopResultBuilder]: At program point L4718(line 4718) the Hoare annotation is: true [2023-12-02 16:50:36,925 INFO L899 garLoopResultBuilder]: For program point L4718-1(line 4718) no Hoare annotation was computed. [2023-12-02 16:50:36,925 INFO L899 garLoopResultBuilder]: For program point L4607(lines 4593 4636) no Hoare annotation was computed. [2023-12-02 16:50:36,925 INFO L899 garLoopResultBuilder]: For program point L4723(lines 4723 4726) no Hoare annotation was computed. [2023-12-02 16:50:36,925 INFO L902 garLoopResultBuilder]: At program point L4587(line 4587) the Hoare annotation is: true [2023-12-02 16:50:36,925 INFO L899 garLoopResultBuilder]: For program point L4587-1(line 4587) no Hoare annotation was computed. [2023-12-02 16:50:36,925 INFO L899 garLoopResultBuilder]: For program point bm_entry_readEXIT(lines 4708 4735) no Hoare annotation was computed. [2023-12-02 16:50:36,925 INFO L899 garLoopResultBuilder]: For program point L4612-2(lines 4612 4631) no Hoare annotation was computed. [2023-12-02 16:50:36,925 INFO L899 garLoopResultBuilder]: For program point L4612(lines 4612 4631) no Hoare annotation was computed. [2023-12-02 16:50:36,926 INFO L899 garLoopResultBuilder]: For program point L4608(lines 4608 4611) no Hoare annotation was computed. [2023-12-02 16:50:36,926 INFO L899 garLoopResultBuilder]: For program point bm_entry_readFINAL(lines 4708 4735) no Hoare annotation was computed. [2023-12-02 16:50:36,926 INFO L899 garLoopResultBuilder]: For program point L4625(lines 4612 4630) no Hoare annotation was computed. [2023-12-02 16:50:36,926 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 4708 4735) the Hoare annotation is: true [2023-12-02 16:50:36,926 INFO L902 garLoopResultBuilder]: At program point L4551(line 4551) the Hoare annotation is: true [2023-12-02 16:50:36,926 INFO L899 garLoopResultBuilder]: For program point L4551-1(line 4551) no Hoare annotation was computed. [2023-12-02 16:50:36,926 INFO L899 garLoopResultBuilder]: For program point L4626(lines 4626 4629) no Hoare annotation was computed. [2023-12-02 16:50:36,926 INFO L899 garLoopResultBuilder]: For program point L4589-2(lines 4531 4639) no Hoare annotation was computed. [2023-12-02 16:50:36,926 INFO L899 garLoopResultBuilder]: For program point L4589(lines 4589 4636) no Hoare annotation was computed. [2023-12-02 16:50:36,926 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3700 3705) the Hoare annotation is: true [2023-12-02 16:50:36,926 INFO L899 garLoopResultBuilder]: For program point constant_test_bitEXIT(lines 3700 3705) no Hoare annotation was computed. [2023-12-02 16:50:36,926 INFO L899 garLoopResultBuilder]: For program point ldv_freeEXIT(lines 7089 7097) no Hoare annotation was computed. [2023-12-02 16:50:36,927 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7089 7097) the Hoare annotation is: true [2023-12-02 16:50:36,927 INFO L899 garLoopResultBuilder]: For program point L6973-1(line 6973) no Hoare annotation was computed. [2023-12-02 16:50:36,927 INFO L902 garLoopResultBuilder]: At program point L6973(line 6973) the Hoare annotation is: true [2023-12-02 16:50:36,927 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6968 6977) the Hoare annotation is: true [2023-12-02 16:50:36,927 INFO L899 garLoopResultBuilder]: For program point ldv_filter_err_codeEXIT(lines 6968 6977) no Hoare annotation was computed. [2023-12-02 16:50:36,927 INFO L895 garLoopResultBuilder]: At program point L4961(line 4961) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,927 INFO L899 garLoopResultBuilder]: For program point ldv_32952(lines 4915 4969) no Hoare annotation was computed. [2023-12-02 16:50:36,927 INFO L899 garLoopResultBuilder]: For program point L4961-1(lines 4920 4966) no Hoare annotation was computed. [2023-12-02 16:50:36,927 INFO L899 garLoopResultBuilder]: For program point L4955(lines 4955 4958) no Hoare annotation was computed. [2023-12-02 16:50:36,927 INFO L899 garLoopResultBuilder]: For program point L6813-1(lines 6809 6817) no Hoare annotation was computed. [2023-12-02 16:50:36,927 INFO L895 garLoopResultBuilder]: At program point L6813(line 6813) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,928 INFO L895 garLoopResultBuilder]: At program point L4949(line 4949) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,928 INFO L899 garLoopResultBuilder]: For program point L4949-1(lines 4920 4966) no Hoare annotation was computed. [2023-12-02 16:50:36,928 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 4907 4970) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,928 INFO L895 garLoopResultBuilder]: At program point L6822(line 6822) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,928 INFO L899 garLoopResultBuilder]: For program point L6822-1(lines 6818 6826) no Hoare annotation was computed. [2023-12-02 16:50:36,928 INFO L899 garLoopResultBuilder]: For program point L4929(lines 4929 4932) no Hoare annotation was computed. [2023-12-02 16:50:36,928 INFO L899 garLoopResultBuilder]: For program point L4925(lines 4925 4928) no Hoare annotation was computed. [2023-12-02 16:50:36,928 INFO L899 garLoopResultBuilder]: For program point L4921(lines 4921 4924) no Hoare annotation was computed. [2023-12-02 16:50:36,928 INFO L895 garLoopResultBuilder]: At program point L4917(line 4917) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,928 INFO L899 garLoopResultBuilder]: For program point L4917-1(line 4917) no Hoare annotation was computed. [2023-12-02 16:50:36,929 INFO L899 garLoopResultBuilder]: For program point bm_status_writeFINAL(lines 4907 4970) no Hoare annotation was computed. [2023-12-02 16:50:36,929 INFO L895 garLoopResultBuilder]: At program point L4942(line 4942) the Hoare annotation is: (or (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 0))) [2023-12-02 16:50:36,929 INFO L899 garLoopResultBuilder]: For program point L4942-1(line 4942) no Hoare annotation was computed. [2023-12-02 16:50:36,929 INFO L899 garLoopResultBuilder]: For program point bm_status_writeEXIT(lines 4907 4970) no Hoare annotation was computed. [2023-12-02 16:50:36,929 INFO L902 garLoopResultBuilder]: At program point L4673(line 4673) the Hoare annotation is: true [2023-12-02 16:50:36,929 INFO L899 garLoopResultBuilder]: For program point L4673-1(line 4673) no Hoare annotation was computed. [2023-12-02 16:50:36,929 INFO L899 garLoopResultBuilder]: For program point bm_evict_inodeEXIT(lines 4668 4677) no Hoare annotation was computed. [2023-12-02 16:50:36,929 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 4668 4677) the Hoare annotation is: true [2023-12-02 16:50:36,929 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 7756 7758) no Hoare annotation was computed. [2023-12-02 16:50:36,929 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7756 7758) the Hoare annotation is: true [2023-12-02 16:50:36,929 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7660 7662) the Hoare annotation is: true [2023-12-02 16:50:36,930 INFO L899 garLoopResultBuilder]: For program point kill_litter_superEXIT(lines 7660 7662) no Hoare annotation was computed. [2023-12-02 16:50:36,930 INFO L899 garLoopResultBuilder]: For program point ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockEXIT(lines 7550 7561) no Hoare annotation was computed. [2023-12-02 16:50:36,930 INFO L899 garLoopResultBuilder]: For program point L7553-2(lines 7550 7561) no Hoare annotation was computed. [2023-12-02 16:50:36,930 INFO L899 garLoopResultBuilder]: For program point L7553(lines 7553 7558) no Hoare annotation was computed. [2023-12-02 16:50:36,930 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7550 7561) the Hoare annotation is: true [2023-12-02 16:50:36,930 INFO L899 garLoopResultBuilder]: For program point ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7555) no Hoare annotation was computed. [2023-12-02 16:50:36,930 INFO L899 garLoopResultBuilder]: For program point L7555(line 7555) no Hoare annotation was computed. [2023-12-02 16:50:36,930 INFO L902 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2023-12-02 16:50:36,930 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-12-02 16:50:36,930 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-12-02 16:50:36,930 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-12-02 16:50:36,930 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3735 3746) the Hoare annotation is: true [2023-12-02 16:50:36,931 INFO L899 garLoopResultBuilder]: For program point dgetEXIT(lines 3735 3746) no Hoare annotation was computed. [2023-12-02 16:50:36,931 INFO L899 garLoopResultBuilder]: For program point L4152(lines 4152 4155) no Hoare annotation was computed. [2023-12-02 16:50:36,931 INFO L899 garLoopResultBuilder]: For program point L4148(lines 4129 4157) no Hoare annotation was computed. [2023-12-02 16:50:36,931 INFO L899 garLoopResultBuilder]: For program point scanargFINAL(lines 4123 4158) no Hoare annotation was computed. [2023-12-02 16:50:36,931 INFO L899 garLoopResultBuilder]: For program point scanargEXIT(lines 4123 4158) no Hoare annotation was computed. [2023-12-02 16:50:36,931 INFO L899 garLoopResultBuilder]: For program point L4142-4(lines 4142 4145) no Hoare annotation was computed. [2023-12-02 16:50:36,931 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 4123 4158) the Hoare annotation is: true [2023-12-02 16:50:36,931 INFO L899 garLoopResultBuilder]: For program point L4136-4(lines 4136 4139) no Hoare annotation was computed. [2023-12-02 16:50:36,931 INFO L899 garLoopResultBuilder]: For program point L4132-2(lines 4132 4147) no Hoare annotation was computed. [2023-12-02 16:50:36,931 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7012 7017) the Hoare annotation is: true [2023-12-02 16:50:36,931 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 7012 7017) no Hoare annotation was computed. [2023-12-02 16:50:36,931 INFO L899 garLoopResultBuilder]: For program point copy_strings_kernelEXIT(lines 7614 7616) no Hoare annotation was computed. [2023-12-02 16:50:36,931 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7614 7616) the Hoare annotation is: true [2023-12-02 16:50:36,932 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7726 7728) the Hoare annotation is: true [2023-12-02 16:50:36,932 INFO L899 garLoopResultBuilder]: For program point simple_statfsEXIT(lines 7726 7728) no Hoare annotation was computed. [2023-12-02 16:50:36,932 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-12-02 16:50:36,932 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-12-02 16:50:36,932 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-12-02 16:50:36,932 INFO L899 garLoopResultBuilder]: For program point simple_read_from_bufferEXIT(lines 7719 7721) no Hoare annotation was computed. [2023-12-02 16:50:36,932 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7719 7721) the Hoare annotation is: true [2023-12-02 16:50:36,932 INFO L899 garLoopResultBuilder]: For program point L6943-1(line 6943) no Hoare annotation was computed. [2023-12-02 16:50:36,932 INFO L902 garLoopResultBuilder]: At program point L6943(line 6943) the Hoare annotation is: true [2023-12-02 16:50:36,932 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6939 6947) the Hoare annotation is: true [2023-12-02 16:50:36,932 INFO L899 garLoopResultBuilder]: For program point ldv_filter_positive_intEXIT(lines 6939 6947) no Hoare annotation was computed. [2023-12-02 16:50:36,932 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7503 7513) the Hoare annotation is: true [2023-12-02 16:50:36,932 INFO L899 garLoopResultBuilder]: For program point ldv_check_final_stateFINAL(lines 7503 7513) no Hoare annotation was computed. [2023-12-02 16:50:36,933 INFO L902 garLoopResultBuilder]: At program point L7507(line 7507) the Hoare annotation is: true [2023-12-02 16:50:36,933 INFO L899 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 7503 7513) no Hoare annotation was computed. [2023-12-02 16:50:36,933 INFO L902 garLoopResultBuilder]: At program point L7508(line 7508) the Hoare annotation is: true [2023-12-02 16:50:36,933 INFO L899 garLoopResultBuilder]: For program point L6584-1(line 6584) no Hoare annotation was computed. [2023-12-02 16:50:36,933 INFO L902 garLoopResultBuilder]: At program point L6584(line 6584) the Hoare annotation is: true [2023-12-02 16:50:36,933 INFO L902 garLoopResultBuilder]: At program point switch_default(lines 6586 6617) the Hoare annotation is: true [2023-12-02 16:50:36,933 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6579 6620) the Hoare annotation is: true [2023-12-02 16:50:36,933 INFO L899 garLoopResultBuilder]: For program point L6599(lines 6599 6602) no Hoare annotation was computed. [2023-12-02 16:50:36,933 INFO L899 garLoopResultBuilder]: For program point L6595(lines 6595 6598) no Hoare annotation was computed. [2023-12-02 16:50:36,933 INFO L899 garLoopResultBuilder]: For program point ldv_switch_1EXIT(lines 6579 6620) no Hoare annotation was computed. [2023-12-02 16:50:36,933 INFO L899 garLoopResultBuilder]: For program point L6591(lines 6591 6594) no Hoare annotation was computed. [2023-12-02 16:50:36,933 INFO L899 garLoopResultBuilder]: For program point L6587(lines 6587 6590) no Hoare annotation was computed. [2023-12-02 16:50:36,933 INFO L899 garLoopResultBuilder]: For program point L6614(lines 6586 6617) no Hoare annotation was computed. [2023-12-02 16:50:36,934 INFO L899 garLoopResultBuilder]: For program point ldv_switch_1FINAL(lines 6579 6620) no Hoare annotation was computed. [2023-12-02 16:50:36,934 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 7591 7593) no Hoare annotation was computed. [2023-12-02 16:50:36,934 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7591 7593) the Hoare annotation is: true [2023-12-02 16:50:36,934 INFO L899 garLoopResultBuilder]: For program point L6559(lines 6559 6562) no Hoare annotation was computed. [2023-12-02 16:50:36,934 INFO L899 garLoopResultBuilder]: For program point L6555(lines 6555 6558) no Hoare annotation was computed. [2023-12-02 16:50:36,934 INFO L899 garLoopResultBuilder]: For program point L6551(lines 6551 6554) no Hoare annotation was computed. [2023-12-02 16:50:36,934 INFO L902 garLoopResultBuilder]: At program point switch_default(lines 6550 6575) the Hoare annotation is: true [2023-12-02 16:50:36,934 INFO L899 garLoopResultBuilder]: For program point L6548-1(line 6548) no Hoare annotation was computed. [2023-12-02 16:50:36,934 INFO L902 garLoopResultBuilder]: At program point L6548(line 6548) the Hoare annotation is: true [2023-12-02 16:50:36,934 INFO L899 garLoopResultBuilder]: For program point ldv_switch_0FINAL(lines 6543 6578) no Hoare annotation was computed. [2023-12-02 16:50:36,934 INFO L899 garLoopResultBuilder]: For program point L6572(lines 6550 6575) no Hoare annotation was computed. [2023-12-02 16:50:36,934 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6543 6578) the Hoare annotation is: true [2023-12-02 16:50:36,935 INFO L899 garLoopResultBuilder]: For program point ldv_switch_0EXIT(lines 6543 6578) no Hoare annotation was computed. [2023-12-02 16:50:36,935 INFO L899 garLoopResultBuilder]: For program point L6626-1(line 6626) no Hoare annotation was computed. [2023-12-02 16:50:36,935 INFO L899 garLoopResultBuilder]: For program point L6650(lines 6628 6653) no Hoare annotation was computed. [2023-12-02 16:50:36,935 INFO L902 garLoopResultBuilder]: At program point switch_default(lines 6628 6653) the Hoare annotation is: true [2023-12-02 16:50:36,935 INFO L899 garLoopResultBuilder]: For program point ldv_switch_2FINAL(lines 6621 6656) no Hoare annotation was computed. [2023-12-02 16:50:36,935 INFO L899 garLoopResultBuilder]: For program point ldv_switch_2EXIT(lines 6621 6656) no Hoare annotation was computed. [2023-12-02 16:50:36,935 INFO L899 garLoopResultBuilder]: For program point L6637(lines 6637 6640) no Hoare annotation was computed. [2023-12-02 16:50:36,935 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6621 6656) the Hoare annotation is: true [2023-12-02 16:50:36,935 INFO L899 garLoopResultBuilder]: For program point L6633(lines 6633 6636) no Hoare annotation was computed. [2023-12-02 16:50:36,935 INFO L902 garLoopResultBuilder]: At program point L6626(line 6626) the Hoare annotation is: true [2023-12-02 16:50:36,935 INFO L899 garLoopResultBuilder]: For program point L6629(lines 6629 6632) no Hoare annotation was computed. [2023-12-02 16:50:36,935 INFO L899 garLoopResultBuilder]: For program point L4065(lines 4065 4068) no Hoare annotation was computed. [2023-12-02 16:50:36,935 INFO L899 garLoopResultBuilder]: For program point L3999(lines 3999 4002) no Hoare annotation was computed. [2023-12-02 16:50:36,936 INFO L895 garLoopResultBuilder]: At program point L5981(line 5981) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,936 INFO L895 garLoopResultBuilder]: At program point L5981-1(line 5981) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,936 INFO L899 garLoopResultBuilder]: For program point L5849(lines 5849 5852) no Hoare annotation was computed. [2023-12-02 16:50:36,936 INFO L895 garLoopResultBuilder]: At program point L5255(line 5255) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,936 INFO L899 garLoopResultBuilder]: For program point L5255-1(line 5255) no Hoare annotation was computed. [2023-12-02 16:50:36,936 INFO L899 garLoopResultBuilder]: For program point ldv_file_operations_file_operations_instance_2_returnLabel#1(lines 6026 6229) no Hoare annotation was computed. [2023-12-02 16:50:36,936 INFO L899 garLoopResultBuilder]: For program point L5982(line 5982) no Hoare annotation was computed. [2023-12-02 16:50:36,936 INFO L899 garLoopResultBuilder]: For program point L5784(line 5784) no Hoare annotation was computed. [2023-12-02 16:50:36,936 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_1_case_9#1(lines 5828 6021) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (or (= ~ldv_statevar_1~0 11) (= 9 ~ldv_statevar_1~0)) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,936 INFO L899 garLoopResultBuilder]: For program point L5256-1(line 5256) no Hoare annotation was computed. [2023-12-02 16:50:36,936 INFO L895 garLoopResultBuilder]: At program point L5256(line 5256) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,937 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_2_case_14#1(lines 6041 6225) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= 14 ~ldv_statevar_2~0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,937 INFO L899 garLoopResultBuilder]: For program point L3935(lines 3935 3969) no Hoare annotation was computed. [2023-12-02 16:50:36,937 INFO L895 garLoopResultBuilder]: At program point L5917(line 5917) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (or (= ~ldv_statevar_1~0 11) (= 9 ~ldv_statevar_1~0)) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,937 INFO L899 garLoopResultBuilder]: For program point L5653(lines 5653 5656) no Hoare annotation was computed. [2023-12-02 16:50:36,937 INFO L895 garLoopResultBuilder]: At program point L5389(line 5389) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,937 INFO L899 garLoopResultBuilder]: For program point L5389-1(line 5389) no Hoare annotation was computed. [2023-12-02 16:50:36,937 INFO L899 garLoopResultBuilder]: For program point L6248-1(line 6248) no Hoare annotation was computed. [2023-12-02 16:50:36,937 INFO L895 garLoopResultBuilder]: At program point L5257(line 5257) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,937 INFO L899 garLoopResultBuilder]: For program point L5257-1(line 5257) no Hoare annotation was computed. [2023-12-02 16:50:36,937 INFO L895 garLoopResultBuilder]: At program point L6248(line 6248) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,937 INFO L899 garLoopResultBuilder]: For program point L6050(lines 6050 6053) no Hoare annotation was computed. [2023-12-02 16:50:36,938 INFO L899 garLoopResultBuilder]: For program point L5918(line 5918) no Hoare annotation was computed. [2023-12-02 16:50:36,938 INFO L895 garLoopResultBuilder]: At program point ldv_entry_EMGentry_7_case_5#1(lines 5399 5517) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,938 INFO L899 garLoopResultBuilder]: For program point L6513(line 6513) no Hoare annotation was computed. [2023-12-02 16:50:36,938 INFO L899 garLoopResultBuilder]: For program point L5853(lines 5853 5856) no Hoare annotation was computed. [2023-12-02 16:50:36,938 INFO L899 garLoopResultBuilder]: For program point L5457(line 5457) no Hoare annotation was computed. [2023-12-02 16:50:36,938 INFO L895 garLoopResultBuilder]: At program point L5259(line 5259) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,938 INFO L899 garLoopResultBuilder]: For program point L5259-1(line 5259) no Hoare annotation was computed. [2023-12-02 16:50:36,938 INFO L899 garLoopResultBuilder]: For program point L6316-1(line 6316) no Hoare annotation was computed. [2023-12-02 16:50:36,938 INFO L895 garLoopResultBuilder]: At program point L6316(line 6316) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= 12 ~ldv_statevar_1~0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,938 INFO L899 garLoopResultBuilder]: For program point L6383-1(line 6383) no Hoare annotation was computed. [2023-12-02 16:50:36,938 INFO L895 garLoopResultBuilder]: At program point L6383(line 6383) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_statevar_7~0 11) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,938 INFO L899 garLoopResultBuilder]: For program point ldv_file_operations_file_operations_instance_1_returnLabel#1(lines 5813 6025) no Hoare annotation was computed. [2023-12-02 16:50:36,939 INFO L899 garLoopResultBuilder]: For program point L5260-1(line 5260) no Hoare annotation was computed. [2023-12-02 16:50:36,939 INFO L895 garLoopResultBuilder]: At program point L5260(line 5260) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,939 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_1_case_7#1(lines 5828 6021) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (or (= 12 ~ldv_statevar_1~0) (= 7 ~ldv_statevar_1~0)) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,939 INFO L899 garLoopResultBuilder]: For program point L6185(line 6185) no Hoare annotation was computed. [2023-12-02 16:50:36,939 INFO L899 garLoopResultBuilder]: For program point L5657(lines 5657 5660) no Hoare annotation was computed. [2023-12-02 16:50:36,939 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_2_case_23#1(lines 6041 6225) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,939 INFO L895 garLoopResultBuilder]: At program point L5261(line 5261) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,939 INFO L899 garLoopResultBuilder]: For program point L5261-1(line 5261) no Hoare annotation was computed. [2023-12-02 16:50:36,939 INFO L899 garLoopResultBuilder]: For program point ldv_file_operations_file_operations_instance_0_returnLabel#1(lines 5609 5812) no Hoare annotation was computed. [2023-12-02 16:50:36,939 INFO L899 garLoopResultBuilder]: For program point L6054(lines 6054 6057) no Hoare annotation was computed. [2023-12-02 16:50:36,939 INFO L899 garLoopResultBuilder]: For program point L5988(line 5988) no Hoare annotation was computed. [2023-12-02 16:50:36,940 INFO L895 garLoopResultBuilder]: At program point L5724(line 5724) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~ldv_statevar_0~0 11) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,940 INFO L895 garLoopResultBuilder]: At program point ldv_entry_EMGentry_7_case_3#1(lines 5399 5517) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,940 INFO L899 garLoopResultBuilder]: For program point L6451(line 6451) no Hoare annotation was computed. [2023-12-02 16:50:36,940 INFO L895 garLoopResultBuilder]: At program point L5262(line 5262) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,940 INFO L899 garLoopResultBuilder]: For program point L6385(lines 6385 6398) no Hoare annotation was computed. [2023-12-02 16:50:36,940 INFO L895 garLoopResultBuilder]: At program point L6187(line 6187) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,940 INFO L899 garLoopResultBuilder]: For program point L6187-1(line 6187) no Hoare annotation was computed. [2023-12-02 16:50:36,940 INFO L899 garLoopResultBuilder]: For program point L5262-1(line 5262) no Hoare annotation was computed. [2023-12-02 16:50:36,940 INFO L899 garLoopResultBuilder]: For program point L4073(lines 4073 4076) no Hoare annotation was computed. [2023-12-02 16:50:36,940 INFO L899 garLoopResultBuilder]: For program point L5857(lines 5857 5860) no Hoare annotation was computed. [2023-12-02 16:50:36,940 INFO L899 garLoopResultBuilder]: For program point L5725(line 5725) no Hoare annotation was computed. [2023-12-02 16:50:36,940 INFO L899 garLoopResultBuilder]: For program point L3941-11(lines 3941 3944) no Hoare annotation was computed. [2023-12-02 16:50:36,941 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_1_case_11#1(lines 5828 6021) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~ldv_statevar_1~0 11) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,941 INFO L895 garLoopResultBuilder]: At program point L5263(line 5263) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,941 INFO L899 garLoopResultBuilder]: For program point L5263-1(line 5263) no Hoare annotation was computed. [2023-12-02 16:50:36,941 INFO L895 garLoopResultBuilder]: At program point L6122(line 6122) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (or (= 7 ~ldv_statevar_2~0) (= 12 ~ldv_statevar_2~0)) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,941 INFO L899 garLoopResultBuilder]: For program point L6387-1(line 6387) no Hoare annotation was computed. [2023-12-02 16:50:36,941 INFO L895 garLoopResultBuilder]: At program point L6387(line 6387) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_statevar_7~0 11) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,941 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_0_case_11#1(lines 5624 5808) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~ldv_statevar_0~0 11) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,941 INFO L899 garLoopResultBuilder]: For program point L5264-1(line 5264) no Hoare annotation was computed. [2023-12-02 16:50:36,941 INFO L895 garLoopResultBuilder]: At program point L5264(line 5264) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,941 INFO L899 garLoopResultBuilder]: For program point L6123(line 6123) no Hoare annotation was computed. [2023-12-02 16:50:36,941 INFO L895 garLoopResultBuilder]: At program point L6189(line 6189) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,942 INFO L899 garLoopResultBuilder]: For program point L6189-1(line 6189) no Hoare annotation was computed. [2023-12-02 16:50:36,942 INFO L899 garLoopResultBuilder]: For program point L5661(lines 5661 5664) no Hoare annotation was computed. [2023-12-02 16:50:36,942 INFO L895 garLoopResultBuilder]: At program point L5265(line 5265) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,942 INFO L899 garLoopResultBuilder]: For program point L5265-1(line 5265) no Hoare annotation was computed. [2023-12-02 16:50:36,942 INFO L899 garLoopResultBuilder]: For program point L6058(lines 6058 6061) no Hoare annotation was computed. [2023-12-02 16:50:36,942 INFO L899 garLoopResultBuilder]: For program point L5794(line 5794) no Hoare annotation was computed. [2023-12-02 16:50:36,942 INFO L899 garLoopResultBuilder]: For program point L5464(line 5464) no Hoare annotation was computed. [2023-12-02 16:50:36,942 INFO L895 garLoopResultBuilder]: At program point L5266(line 5266) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,942 INFO L899 garLoopResultBuilder]: For program point L6389-1(line 6389) no Hoare annotation was computed. [2023-12-02 16:50:36,942 INFO L895 garLoopResultBuilder]: At program point L6389(line 6389) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_statevar_7~0 11) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,942 INFO L899 garLoopResultBuilder]: For program point L5266-1(line 5266) no Hoare annotation was computed. [2023-12-02 16:50:36,942 INFO L899 garLoopResultBuilder]: For program point L5861(lines 5861 5864) no Hoare annotation was computed. [2023-12-02 16:50:36,943 INFO L895 garLoopResultBuilder]: At program point L5729-2(lines 5729 5737) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= 12 ~ldv_statevar_0~0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,943 INFO L899 garLoopResultBuilder]: For program point L5729(lines 5729 5737) no Hoare annotation was computed. [2023-12-02 16:50:36,943 INFO L895 garLoopResultBuilder]: At program point L5267(line 5267) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,943 INFO L899 garLoopResultBuilder]: For program point L5267-1(line 5267) no Hoare annotation was computed. [2023-12-02 16:50:36,943 INFO L899 garLoopResultBuilder]: For program point L3946(lines 3935 3952) no Hoare annotation was computed. [2023-12-02 16:50:36,943 INFO L895 garLoopResultBuilder]: At program point L5928(line 5928) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~ldv_statevar_1~0 11) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,943 INFO L899 garLoopResultBuilder]: For program point L5796-1(line 5796) no Hoare annotation was computed. [2023-12-02 16:50:36,943 INFO L895 garLoopResultBuilder]: At program point L5796(line 5796) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,943 INFO L899 garLoopResultBuilder]: For program point L5400(lines 5400 5403) no Hoare annotation was computed. [2023-12-02 16:50:36,943 INFO L899 garLoopResultBuilder]: For program point L5268-1(line 5268) no Hoare annotation was computed. [2023-12-02 16:50:36,943 INFO L895 garLoopResultBuilder]: At program point L5268(line 5268) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,944 INFO L899 garLoopResultBuilder]: For program point L4079-1(line 4079) no Hoare annotation was computed. [2023-12-02 16:50:36,944 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_1_case_3#1(lines 5828 6021) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,944 INFO L895 garLoopResultBuilder]: At program point L4079(line 4079) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,944 INFO L899 garLoopResultBuilder]: For program point L3947(lines 3947 3950) no Hoare annotation was computed. [2023-12-02 16:50:36,944 INFO L899 garLoopResultBuilder]: For program point L5929(line 5929) no Hoare annotation was computed. [2023-12-02 16:50:36,944 INFO L899 garLoopResultBuilder]: For program point L5665(lines 5665 5668) no Hoare annotation was computed. [2023-12-02 16:50:36,944 INFO L895 garLoopResultBuilder]: At program point ldv_entry_EMGentry_7_case_11#1(lines 5399 5517) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_statevar_7~0 11) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,944 INFO L899 garLoopResultBuilder]: For program point L6524(line 6524) no Hoare annotation was computed. [2023-12-02 16:50:36,944 INFO L895 garLoopResultBuilder]: At program point L6194(line 6194) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,944 INFO L895 garLoopResultBuilder]: At program point L5269(line 5269) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,944 INFO L899 garLoopResultBuilder]: For program point L5269-1(line 5269) no Hoare annotation was computed. [2023-12-02 16:50:36,944 INFO L899 garLoopResultBuilder]: For program point L6062(lines 6062 6065) no Hoare annotation was computed. [2023-12-02 16:50:36,945 INFO L895 garLoopResultBuilder]: At program point L6194-1(line 6194) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,945 INFO L895 garLoopResultBuilder]: At program point ldv_entry_EMGentry_7_case_7#1(lines 5399 5517) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,945 INFO L899 garLoopResultBuilder]: For program point L6327-1(line 6327) no Hoare annotation was computed. [2023-12-02 16:50:36,945 INFO L895 garLoopResultBuilder]: At program point L5270(line 5270) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,945 INFO L895 garLoopResultBuilder]: At program point L6327(line 6327) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= 12 ~ldv_statevar_2~0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,945 INFO L899 garLoopResultBuilder]: For program point L6195(line 6195) no Hoare annotation was computed. [2023-12-02 16:50:36,945 INFO L899 garLoopResultBuilder]: For program point L5270-1(line 5270) no Hoare annotation was computed. [2023-12-02 16:50:36,945 INFO L899 garLoopResultBuilder]: For program point L4081-1(line 4081) no Hoare annotation was computed. [2023-12-02 16:50:36,945 INFO L895 garLoopResultBuilder]: At program point L4081(line 4081) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,945 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_1_case_20#1(lines 5828 6021) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,946 INFO L899 garLoopResultBuilder]: For program point L5865(lines 5865 5868) no Hoare annotation was computed. [2023-12-02 16:50:36,946 INFO L895 garLoopResultBuilder]: At program point L5271(line 5271) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,946 INFO L899 garLoopResultBuilder]: For program point L5271-1(line 5271) no Hoare annotation was computed. [2023-12-02 16:50:36,946 INFO L895 garLoopResultBuilder]: At program point L6130(line 6130) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (or (= 9 ~ldv_statevar_2~0) (= ~ldv_statevar_2~0 11)) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,946 INFO L899 garLoopResultBuilder]: For program point L4016(lines 4016 4019) no Hoare annotation was computed. [2023-12-02 16:50:36,946 INFO L899 garLoopResultBuilder]: For program point L5998(line 5998) no Hoare annotation was computed. [2023-12-02 16:50:36,946 INFO L899 garLoopResultBuilder]: For program point L6395-1(line 6395) no Hoare annotation was computed. [2023-12-02 16:50:36,946 INFO L895 garLoopResultBuilder]: At program point L6395(line 6395) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_statevar_7~0 11) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,946 INFO L899 garLoopResultBuilder]: For program point L5404(lines 5404 5407) no Hoare annotation was computed. [2023-12-02 16:50:36,946 INFO L899 garLoopResultBuilder]: For program point L5272-1(line 5272) no Hoare annotation was computed. [2023-12-02 16:50:36,947 INFO L895 garLoopResultBuilder]: At program point L5272(line 5272) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,947 INFO L899 garLoopResultBuilder]: For program point L6131(line 6131) no Hoare annotation was computed. [2023-12-02 16:50:36,947 INFO L899 garLoopResultBuilder]: For program point L4083(lines 4083 4086) no Hoare annotation was computed. [2023-12-02 16:50:36,947 INFO L895 garLoopResultBuilder]: At program point L5933-2(lines 5933 5941) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= 12 ~ldv_statevar_1~0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,947 INFO L902 garLoopResultBuilder]: At program point main_switch_default#1(lines 5543 5604) the Hoare annotation is: true [2023-12-02 16:50:36,947 INFO L899 garLoopResultBuilder]: For program point L5933(lines 5933 5941) no Hoare annotation was computed. [2023-12-02 16:50:36,947 INFO L895 garLoopResultBuilder]: At program point L5801(line 5801) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,947 INFO L895 garLoopResultBuilder]: At program point L5801-1(line 5801) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,947 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_1_case_1#1(lines 5828 6021) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,947 INFO L899 garLoopResultBuilder]: For program point L5669(lines 5669 5672) no Hoare annotation was computed. [2023-12-02 16:50:36,947 INFO L895 garLoopResultBuilder]: At program point ldv_struct_linux_binfmt_dummy_resourceless_instance_3_case_9#1(lines 6406 6475) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,948 INFO L899 garLoopResultBuilder]: For program point L5471(line 5471) no Hoare annotation was computed. [2023-12-02 16:50:36,948 INFO L895 garLoopResultBuilder]: At program point L5273(line 5273) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,948 INFO L899 garLoopResultBuilder]: For program point L5273-1(line 5273) no Hoare annotation was computed. [2023-12-02 16:50:36,948 INFO L899 garLoopResultBuilder]: For program point L6066(lines 6066 6069) no Hoare annotation was computed. [2023-12-02 16:50:36,948 INFO L899 garLoopResultBuilder]: For program point L6000-1(line 6000) no Hoare annotation was computed. [2023-12-02 16:50:36,948 INFO L895 garLoopResultBuilder]: At program point L6000(line 6000) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,948 INFO L899 garLoopResultBuilder]: For program point L5802(line 5802) no Hoare annotation was computed. [2023-12-02 16:50:36,948 INFO L895 garLoopResultBuilder]: At program point L5274(line 5274) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,948 INFO L899 garLoopResultBuilder]: For program point L5274-1(line 5274) no Hoare annotation was computed. [2023-12-02 16:50:36,948 INFO L899 garLoopResultBuilder]: For program point L5869(lines 5869 5872) no Hoare annotation was computed. [2023-12-02 16:50:36,948 INFO L895 garLoopResultBuilder]: At program point L5539(lines 5525 5607) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,949 INFO L899 garLoopResultBuilder]: For program point ldv_struct_linux_binfmt_dummy_resourceless_instance_3_returnLabel#1(lines 6402 6479) no Hoare annotation was computed. [2023-12-02 16:50:36,949 INFO L899 garLoopResultBuilder]: For program point L6464(line 6464) no Hoare annotation was computed. [2023-12-02 16:50:36,949 INFO L895 garLoopResultBuilder]: At program point L5275(line 5275) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,949 INFO L899 garLoopResultBuilder]: For program point L5275-1(line 5275) no Hoare annotation was computed. [2023-12-02 16:50:36,949 INFO L899 garLoopResultBuilder]: For program point L4020(lines 4020 4029) no Hoare annotation was computed. [2023-12-02 16:50:36,949 INFO L899 garLoopResultBuilder]: For program point L4020-2(lines 4020 4029) no Hoare annotation was computed. [2023-12-02 16:50:36,949 INFO L899 garLoopResultBuilder]: For program point $Ultimate##293(lines 4112 4117) no Hoare annotation was computed. [2023-12-02 16:50:36,949 INFO L899 garLoopResultBuilder]: For program point L5408(lines 5408 5411) no Hoare annotation was computed. [2023-12-02 16:50:36,949 INFO L899 garLoopResultBuilder]: For program point L5276-1(line 5276) no Hoare annotation was computed. [2023-12-02 16:50:36,949 INFO L895 garLoopResultBuilder]: At program point L5276(line 5276) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,949 INFO L899 garLoopResultBuilder]: For program point L6201(line 6201) no Hoare annotation was computed. [2023-12-02 16:50:36,949 INFO L899 garLoopResultBuilder]: For program point L6003(lines 6003 6012) no Hoare annotation was computed. [2023-12-02 16:50:36,949 INFO L895 garLoopResultBuilder]: At program point L6003-2(lines 6003 6012) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,950 INFO L899 garLoopResultBuilder]: For program point L5739(line 5739) no Hoare annotation was computed. [2023-12-02 16:50:36,950 INFO L899 garLoopResultBuilder]: For program point L5673(lines 5673 5676) no Hoare annotation was computed. [2023-12-02 16:50:36,950 INFO L899 garLoopResultBuilder]: For program point L5541(line 5541) no Hoare annotation was computed. [2023-12-02 16:50:36,950 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-02 16:50:36,950 INFO L899 garLoopResultBuilder]: For program point L6070(lines 6070 6073) no Hoare annotation was computed. [2023-12-02 16:50:36,950 INFO L899 garLoopResultBuilder]: For program point L4088-4(lines 4088 4097) no Hoare annotation was computed. [2023-12-02 16:50:36,950 INFO L899 garLoopResultBuilder]: For program point L4088-6(lines 3994 4121) no Hoare annotation was computed. [2023-12-02 16:50:36,950 INFO L899 garLoopResultBuilder]: For program point L5740-1(line 5740) no Hoare annotation was computed. [2023-12-02 16:50:36,950 INFO L895 garLoopResultBuilder]: At program point L5740(line 5740) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= 12 ~ldv_statevar_0~0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,950 INFO L899 garLoopResultBuilder]: For program point L5873(lines 5873 5876) no Hoare annotation was computed. [2023-12-02 16:50:36,950 INFO L895 garLoopResultBuilder]: At program point L4090(line 4090) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,950 INFO L899 garLoopResultBuilder]: For program point L4024(lines 4024 4027) no Hoare annotation was computed. [2023-12-02 16:50:36,951 INFO L899 garLoopResultBuilder]: For program point L4090-1(line 4090) no Hoare annotation was computed. [2023-12-02 16:50:36,951 INFO L899 garLoopResultBuilder]: For program point L3958(lines 3958 3961) no Hoare annotation was computed. [2023-12-02 16:50:36,951 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_0_case_1#1(lines 5624 5808) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,951 INFO L899 garLoopResultBuilder]: For program point L5478(line 5478) no Hoare annotation was computed. [2023-12-02 16:50:36,951 INFO L899 garLoopResultBuilder]: For program point L5544(lines 5544 5547) no Hoare annotation was computed. [2023-12-02 16:50:36,951 INFO L895 garLoopResultBuilder]: At program point L5346(line 5346) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,951 INFO L899 garLoopResultBuilder]: For program point L6469-1(line 6469) no Hoare annotation was computed. [2023-12-02 16:50:36,951 INFO L899 garLoopResultBuilder]: For program point L5412(lines 5412 5415) no Hoare annotation was computed. [2023-12-02 16:50:36,951 INFO L895 garLoopResultBuilder]: At program point L6469(line 6469) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,951 INFO L899 garLoopResultBuilder]: For program point L5346-1(lines 5341 5350) no Hoare annotation was computed. [2023-12-02 16:50:36,951 INFO L899 garLoopResultBuilder]: For program point L6074(lines 6074 6077) no Hoare annotation was computed. [2023-12-02 16:50:36,952 INFO L899 garLoopResultBuilder]: For program point L6339-1(line 6339) no Hoare annotation was computed. [2023-12-02 16:50:36,952 INFO L895 garLoopResultBuilder]: At program point L6339(line 6339) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,952 INFO L895 garLoopResultBuilder]: At program point L6141(line 6141) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0) (= ~ldv_statevar_2~0 11)) [2023-12-02 16:50:36,952 INFO L899 garLoopResultBuilder]: For program point L5943(line 5943) no Hoare annotation was computed. [2023-12-02 16:50:36,952 INFO L899 garLoopResultBuilder]: For program point L5877(lines 5877 5880) no Hoare annotation was computed. [2023-12-02 16:50:36,952 INFO L899 garLoopResultBuilder]: For program point L6142(line 6142) no Hoare annotation was computed. [2023-12-02 16:50:36,952 INFO L899 garLoopResultBuilder]: For program point L5944-1(line 5944) no Hoare annotation was computed. [2023-12-02 16:50:36,952 INFO L895 garLoopResultBuilder]: At program point L5944(line 5944) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= 12 ~ldv_statevar_1~0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,952 INFO L899 garLoopResultBuilder]: For program point L5680(line 5680) no Hoare annotation was computed. [2023-12-02 16:50:36,952 INFO L899 garLoopResultBuilder]: For program point L5548(lines 5548 5551) no Hoare annotation was computed. [2023-12-02 16:50:36,952 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_0_case_3#1(lines 5624 5808) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,952 INFO L899 garLoopResultBuilder]: For program point L6407(lines 6407 6410) no Hoare annotation was computed. [2023-12-02 16:50:36,953 INFO L899 garLoopResultBuilder]: For program point L5416(lines 5416 5419) no Hoare annotation was computed. [2023-12-02 16:50:36,953 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-12-02 16:50:36,953 INFO L895 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: false [2023-12-02 16:50:36,953 INFO L899 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2023-12-02 16:50:36,953 INFO L899 garLoopResultBuilder]: For program point L-1-5(line -1) no Hoare annotation was computed. [2023-12-02 16:50:36,953 INFO L899 garLoopResultBuilder]: For program point L3963(lines 3952 3969) no Hoare annotation was computed. [2023-12-02 16:50:36,953 INFO L895 garLoopResultBuilder]: At program point L-1-6(line -1) the Hoare annotation is: false [2023-12-02 16:50:36,953 INFO L899 garLoopResultBuilder]: For program point L-1-7(line -1) no Hoare annotation was computed. [2023-12-02 16:50:36,953 INFO L899 garLoopResultBuilder]: For program point L-1-9(line -1) no Hoare annotation was computed. [2023-12-02 16:50:36,953 INFO L895 garLoopResultBuilder]: At program point L-1-10(line -1) the Hoare annotation is: false [2023-12-02 16:50:36,953 INFO L899 garLoopResultBuilder]: For program point L-1-11(line -1) no Hoare annotation was computed. [2023-12-02 16:50:36,953 INFO L899 garLoopResultBuilder]: For program point L-1-13(line -1) no Hoare annotation was computed. [2023-12-02 16:50:36,953 INFO L895 garLoopResultBuilder]: At program point L-1-14(line -1) the Hoare annotation is: false [2023-12-02 16:50:36,954 INFO L899 garLoopResultBuilder]: For program point L-1-15(line -1) no Hoare annotation was computed. [2023-12-02 16:50:36,954 INFO L895 garLoopResultBuilder]: At program point L-1-17(line -1) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= |ULTIMATE.start_##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int_#in~#fp#1.base| 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,954 INFO L899 garLoopResultBuilder]: For program point L-1-18(line -1) no Hoare annotation was computed. [2023-12-02 16:50:36,954 INFO L899 garLoopResultBuilder]: For program point L-1-19(line -1) no Hoare annotation was computed. [2023-12-02 16:50:36,954 INFO L899 garLoopResultBuilder]: For program point L6078(lines 6078 6081) no Hoare annotation was computed. [2023-12-02 16:50:36,954 INFO L899 garLoopResultBuilder]: For program point L3964(lines 3964 3967) no Hoare annotation was computed. [2023-12-02 16:50:36,954 INFO L899 garLoopResultBuilder]: For program point L4030-4(lines 4030 4053) no Hoare annotation was computed. [2023-12-02 16:50:36,954 INFO L895 garLoopResultBuilder]: At program point L4030-6(lines 4030 4053) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,954 INFO L899 garLoopResultBuilder]: For program point L6211(line 6211) no Hoare annotation was computed. [2023-12-02 16:50:36,954 INFO L895 garLoopResultBuilder]: At program point L5485(line 5485) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (or (= ~ldv_statevar_7~0 10) (= 8 ~ldv_statevar_7~0)) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,954 INFO L899 garLoopResultBuilder]: For program point $Ultimate##243(lines 3977 3980) no Hoare annotation was computed. [2023-12-02 16:50:36,954 INFO L899 garLoopResultBuilder]: For program point L6146(lines 6146 6154) no Hoare annotation was computed. [2023-12-02 16:50:36,955 INFO L895 garLoopResultBuilder]: At program point L6014(line 6014) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,955 INFO L895 garLoopResultBuilder]: At program point L6146-2(lines 6146 6154) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= 12 ~ldv_statevar_2~0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,955 INFO L899 garLoopResultBuilder]: For program point L5750(line 5750) no Hoare annotation was computed. [2023-12-02 16:50:36,955 INFO L899 garLoopResultBuilder]: For program point L5486(line 5486) no Hoare annotation was computed. [2023-12-02 16:50:36,955 INFO L899 garLoopResultBuilder]: For program point L5552(lines 5552 5555) no Hoare annotation was computed. [2023-12-02 16:50:36,955 INFO L899 garLoopResultBuilder]: For program point L6411(lines 6411 6414) no Hoare annotation was computed. [2023-12-02 16:50:36,955 INFO L899 garLoopResultBuilder]: For program point L5420(lines 5420 5423) no Hoare annotation was computed. [2023-12-02 16:50:36,955 INFO L895 garLoopResultBuilder]: At program point L6213(line 6213) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,955 INFO L899 garLoopResultBuilder]: For program point L6213-1(line 6213) no Hoare annotation was computed. [2023-12-02 16:50:36,955 INFO L899 garLoopResultBuilder]: For program point L6015(line 6015) no Hoare annotation was computed. [2023-12-02 16:50:36,955 INFO L895 garLoopResultBuilder]: At program point ldv_entry_EMGentry_7_case_4#1(lines 5399 5517) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,955 INFO L899 garLoopResultBuilder]: For program point L6082(lines 6082 6085) no Hoare annotation was computed. [2023-12-02 16:50:36,956 INFO L899 garLoopResultBuilder]: For program point L4034(lines 4034 4038) no Hoare annotation was computed. [2023-12-02 16:50:36,956 INFO L899 garLoopResultBuilder]: For program point L3968(lines 3935 3969) no Hoare annotation was computed. [2023-12-02 16:50:36,956 INFO L899 garLoopResultBuilder]: For program point L5884(line 5884) no Hoare annotation was computed. [2023-12-02 16:50:36,956 INFO L899 garLoopResultBuilder]: For program point L5752-1(line 5752) no Hoare annotation was computed. [2023-12-02 16:50:36,956 INFO L895 garLoopResultBuilder]: At program point L5752(line 5752) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= 14 ~ldv_statevar_0~0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,956 INFO L899 garLoopResultBuilder]: For program point ldv_entry_EMGentry_7_returnLabel#1(lines 5394 5521) no Hoare annotation was computed. [2023-12-02 16:50:36,956 INFO L895 garLoopResultBuilder]: At program point ldv_struct_super_operations_dummy_resourceless_instance_4_case_4#1(lines 6483 6538) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,956 INFO L899 garLoopResultBuilder]: For program point L3970(lines 3970 3973) no Hoare annotation was computed. [2023-12-02 16:50:36,956 INFO L895 garLoopResultBuilder]: At program point L5754(line 5754) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= 14 ~ldv_statevar_0~0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,956 INFO L899 garLoopResultBuilder]: For program point L5754-1(line 5754) no Hoare annotation was computed. [2023-12-02 16:50:36,956 INFO L899 garLoopResultBuilder]: For program point L5556(lines 5556 5559) no Hoare annotation was computed. [2023-12-02 16:50:36,956 INFO L899 garLoopResultBuilder]: For program point L6415(lines 6415 6418) no Hoare annotation was computed. [2023-12-02 16:50:36,957 INFO L899 garLoopResultBuilder]: For program point L5424(lines 5424 5427) no Hoare annotation was computed. [2023-12-02 16:50:36,957 INFO L895 garLoopResultBuilder]: At program point L6283(line 6283) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,957 INFO L899 garLoopResultBuilder]: For program point L6283-1(line 6283) no Hoare annotation was computed. [2023-12-02 16:50:36,957 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_0_case_7#1(lines 5624 5808) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (or (= 7 ~ldv_statevar_0~0) (= 12 ~ldv_statevar_0~0)) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,957 INFO L899 garLoopResultBuilder]: For program point ldv_register_filesystem_returnLabel#1(lines 6377 6401) no Hoare annotation was computed. [2023-12-02 16:50:36,957 INFO L895 garLoopResultBuilder]: At program point ldv_entry_EMGentry_7_case_2#1(lines 5399 5517) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,957 INFO L895 garLoopResultBuilder]: At program point L6218(line 6218) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,957 INFO L899 garLoopResultBuilder]: For program point L6086(lines 6086 6089) no Hoare annotation was computed. [2023-12-02 16:50:36,957 INFO L895 garLoopResultBuilder]: At program point L6218-1(line 6218) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,957 INFO L899 garLoopResultBuilder]: For program point L5954(line 5954) no Hoare annotation was computed. [2023-12-02 16:50:36,957 INFO L899 garLoopResultBuilder]: For program point L5756-1(line 5756) no Hoare annotation was computed. [2023-12-02 16:50:36,958 INFO L895 garLoopResultBuilder]: At program point L5756(line 5756) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= 14 ~ldv_statevar_0~0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,958 INFO L899 garLoopResultBuilder]: For program point L6351-1(line 6351) no Hoare annotation was computed. [2023-12-02 16:50:36,958 INFO L895 garLoopResultBuilder]: At program point L6351(line 6351) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,958 INFO L899 garLoopResultBuilder]: For program point L6219(line 6219) no Hoare annotation was computed. [2023-12-02 16:50:36,958 INFO L899 garLoopResultBuilder]: For program point L4105(lines 4105 4108) no Hoare annotation was computed. [2023-12-02 16:50:36,958 INFO L899 garLoopResultBuilder]: For program point L5625(lines 5625 5628) no Hoare annotation was computed. [2023-12-02 16:50:36,958 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_0_case_14#1(lines 5624 5808) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= 14 ~ldv_statevar_0~0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,958 INFO L899 garLoopResultBuilder]: For program point L6484(lines 6484 6487) no Hoare annotation was computed. [2023-12-02 16:50:36,958 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_2_case_11#1(lines 6041 6225) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0) (= ~ldv_statevar_2~0 11)) [2023-12-02 16:50:36,958 INFO L899 garLoopResultBuilder]: For program point L3974(lines 3900 3982) no Hoare annotation was computed. [2023-12-02 16:50:36,959 INFO L899 garLoopResultBuilder]: For program point L5956-1(line 5956) no Hoare annotation was computed. [2023-12-02 16:50:36,959 INFO L895 garLoopResultBuilder]: At program point L5956(line 5956) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= 14 ~ldv_statevar_1~0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,959 INFO L899 garLoopResultBuilder]: For program point L5560(lines 5560 5563) no Hoare annotation was computed. [2023-12-02 16:50:36,959 INFO L899 garLoopResultBuilder]: For program point L6419(lines 6419 6422) no Hoare annotation was computed. [2023-12-02 16:50:36,959 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_0_case_23#1(lines 5624 5808) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,959 INFO L899 garLoopResultBuilder]: For program point L5428(lines 5428 5431) no Hoare annotation was computed. [2023-12-02 16:50:36,959 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_0_case_9#1(lines 5624 5808) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (or (= ~ldv_statevar_0~0 11) (= 9 ~ldv_statevar_0~0)) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,959 INFO L899 garLoopResultBuilder]: For program point L5693(line 5693) no Hoare annotation was computed. [2023-12-02 16:50:36,959 INFO L895 garLoopResultBuilder]: At program point ldv_entry_EMGentry_7_case_8#1(lines 5399 5517) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (or (= ~ldv_statevar_7~0 10) (= 8 ~ldv_statevar_7~0)) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,959 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_2_case_7#1(lines 6041 6225) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (or (= 7 ~ldv_statevar_2~0) (= 12 ~ldv_statevar_2~0)) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,960 INFO L899 garLoopResultBuilder]: For program point L6090(lines 6090 6093) no Hoare annotation was computed. [2023-12-02 16:50:36,960 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_1_case_23#1(lines 5828 6021) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,960 INFO L895 garLoopResultBuilder]: At program point L4042(line 4042) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,960 INFO L899 garLoopResultBuilder]: For program point L6156(line 6156) no Hoare annotation was computed. [2023-12-02 16:50:36,960 INFO L895 garLoopResultBuilder]: At program point L5958(line 5958) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= 14 ~ldv_statevar_1~0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,960 INFO L899 garLoopResultBuilder]: For program point L4042-1(line 4042) no Hoare annotation was computed. [2023-12-02 16:50:36,960 INFO L899 garLoopResultBuilder]: For program point L5958-1(line 5958) no Hoare annotation was computed. [2023-12-02 16:50:36,960 INFO L895 garLoopResultBuilder]: At program point L5496(line 5496) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,960 INFO L899 garLoopResultBuilder]: For program point L4109(lines 3994 4121) no Hoare annotation was computed. [2023-12-02 16:50:36,960 INFO L895 garLoopResultBuilder]: At program point L6157(line 6157) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= 12 ~ldv_statevar_2~0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,960 INFO L899 garLoopResultBuilder]: For program point L6157-1(line 6157) no Hoare annotation was computed. [2023-12-02 16:50:36,960 INFO L899 garLoopResultBuilder]: For program point L3911-1(line 3911) no Hoare annotation was computed. [2023-12-02 16:50:36,961 INFO L895 garLoopResultBuilder]: At program point L3911(line 3911) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,961 INFO L899 garLoopResultBuilder]: For program point L5629(lines 5629 5632) no Hoare annotation was computed. [2023-12-02 16:50:36,961 INFO L902 garLoopResultBuilder]: At program point L5497(line 5497) the Hoare annotation is: true [2023-12-02 16:50:36,961 INFO L899 garLoopResultBuilder]: For program point L6488(lines 6488 6491) no Hoare annotation was computed. [2023-12-02 16:50:36,961 INFO L899 garLoopResultBuilder]: For program point L5960-1(line 5960) no Hoare annotation was computed. [2023-12-02 16:50:36,961 INFO L895 garLoopResultBuilder]: At program point L5960(line 5960) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= 14 ~ldv_statevar_1~0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,961 INFO L899 garLoopResultBuilder]: For program point L5498(line 5498) no Hoare annotation was computed. [2023-12-02 16:50:36,961 INFO L899 garLoopResultBuilder]: For program point L5564(lines 5564 5567) no Hoare annotation was computed. [2023-12-02 16:50:36,961 INFO L899 garLoopResultBuilder]: For program point L6423(lines 6423 6426) no Hoare annotation was computed. [2023-12-02 16:50:36,961 INFO L899 garLoopResultBuilder]: For program point L5432(lines 5432 5435) no Hoare annotation was computed. [2023-12-02 16:50:36,961 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_2_case_20#1(lines 6041 6225) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,961 INFO L899 garLoopResultBuilder]: For program point L3913(lines 3913 3916) no Hoare annotation was computed. [2023-12-02 16:50:36,962 INFO L899 garLoopResultBuilder]: For program point L5829(lines 5829 5832) no Hoare annotation was computed. [2023-12-02 16:50:36,962 INFO L895 garLoopResultBuilder]: At program point ldv_entry_EMGentry_7_case_6#1(lines 5399 5517) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,962 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_2_case_9#1(lines 6041 6225) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (or (= 9 ~ldv_statevar_2~0) (= ~ldv_statevar_2~0 11)) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,962 INFO L899 garLoopResultBuilder]: For program point L6953-1(line 6953) no Hoare annotation was computed. [2023-12-02 16:50:36,962 INFO L895 garLoopResultBuilder]: At program point L6953(line 6953) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_statevar_7~0 11) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,962 INFO L899 garLoopResultBuilder]: For program point ldv_struct_super_operations_dummy_resourceless_instance_4_returnLabel#1(lines 6480 6542) no Hoare annotation was computed. [2023-12-02 16:50:36,962 INFO L899 garLoopResultBuilder]: For program point L5897(line 5897) no Hoare annotation was computed. [2023-12-02 16:50:36,962 INFO L899 garLoopResultBuilder]: For program point L5633(lines 5633 5636) no Hoare annotation was computed. [2023-12-02 16:50:36,962 INFO L899 garLoopResultBuilder]: For program point L6492(lines 6492 6495) no Hoare annotation was computed. [2023-12-02 16:50:36,962 INFO L895 garLoopResultBuilder]: At program point L6294(line 6294) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,962 INFO L899 garLoopResultBuilder]: For program point L6294-1(line 6294) no Hoare annotation was computed. [2023-12-02 16:50:36,963 INFO L895 garLoopResultBuilder]: At program point L7682(line 7682) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,963 INFO L895 garLoopResultBuilder]: At program point ldv_struct_super_operations_dummy_resourceless_instance_4_case_2#1(lines 6483 6538) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,963 INFO L899 garLoopResultBuilder]: For program point L7682-1(line 7682) no Hoare annotation was computed. [2023-12-02 16:50:36,963 INFO L899 garLoopResultBuilder]: For program point L6427(lines 6427 6430) no Hoare annotation was computed. [2023-12-02 16:50:36,963 INFO L895 garLoopResultBuilder]: At program point ldv_entry_EMGentry_7_case_10#1(lines 5399 5517) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,963 INFO L899 garLoopResultBuilder]: For program point L4049-1(line 4049) no Hoare annotation was computed. [2023-12-02 16:50:36,963 INFO L895 garLoopResultBuilder]: At program point L4049(line 4049) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,963 INFO L899 garLoopResultBuilder]: For program point L6097(line 6097) no Hoare annotation was computed. [2023-12-02 16:50:36,963 INFO L899 garLoopResultBuilder]: For program point L5833(lines 5833 5836) no Hoare annotation was computed. [2023-12-02 16:50:36,963 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_2_case_3#1(lines 6041 6225) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,963 INFO L895 garLoopResultBuilder]: At program point L3918(line 3918) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,963 INFO L899 garLoopResultBuilder]: For program point L3918-1(line 3918) no Hoare annotation was computed. [2023-12-02 16:50:36,964 INFO L899 garLoopResultBuilder]: For program point L5768(line 5768) no Hoare annotation was computed. [2023-12-02 16:50:36,964 INFO L899 garLoopResultBuilder]: For program point L5504(line 5504) no Hoare annotation was computed. [2023-12-02 16:50:36,964 INFO L899 garLoopResultBuilder]: For program point L6363-1(line 6363) no Hoare annotation was computed. [2023-12-02 16:50:36,964 INFO L895 garLoopResultBuilder]: At program point L6363(line 6363) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,964 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_1_case_14#1(lines 5828 6021) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= 14 ~ldv_statevar_1~0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,964 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_0_case_20#1(lines 5624 5808) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,964 INFO L899 garLoopResultBuilder]: For program point L5637(lines 5637 5640) no Hoare annotation was computed. [2023-12-02 16:50:36,964 INFO L895 garLoopResultBuilder]: At program point L5439(line 5439) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,964 INFO L899 garLoopResultBuilder]: For program point L6496(lines 6496 6499) no Hoare annotation was computed. [2023-12-02 16:50:36,964 INFO L899 garLoopResultBuilder]: For program point L3920(lines 3920 3933) no Hoare annotation was computed. [2023-12-02 16:50:36,964 INFO L895 garLoopResultBuilder]: At program point L5770(line 5770) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,965 INFO L899 garLoopResultBuilder]: For program point L5770-1(line 5770) no Hoare annotation was computed. [2023-12-02 16:50:36,965 INFO L899 garLoopResultBuilder]: For program point L6431(lines 6431 6434) no Hoare annotation was computed. [2023-12-02 16:50:36,965 INFO L895 garLoopResultBuilder]: At program point L5440(line 5440) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,965 INFO L899 garLoopResultBuilder]: For program point L6167(line 6167) no Hoare annotation was computed. [2023-12-02 16:50:36,965 INFO L899 garLoopResultBuilder]: For program point L3921(lines 3921 3930) no Hoare annotation was computed. [2023-12-02 16:50:36,965 INFO L899 garLoopResultBuilder]: For program point L5837(lines 5837 5840) no Hoare annotation was computed. [2023-12-02 16:50:36,965 INFO L895 garLoopResultBuilder]: At program point L5705(line 5705) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (or (= 7 ~ldv_statevar_0~0) (= 12 ~ldv_statevar_0~0)) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,965 INFO L895 garLoopResultBuilder]: At program point L5507(line 5507) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_statevar_7~0 11) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,965 INFO L899 garLoopResultBuilder]: For program point L5507-1(line 5507) no Hoare annotation was computed. [2023-12-02 16:50:36,965 INFO L902 garLoopResultBuilder]: At program point L5441(line 5441) the Hoare annotation is: true [2023-12-02 16:50:36,965 INFO L899 garLoopResultBuilder]: For program point L5772-1(line 5772) no Hoare annotation was computed. [2023-12-02 16:50:36,965 INFO L899 garLoopResultBuilder]: For program point L5706(line 5706) no Hoare annotation was computed. [2023-12-02 16:50:36,966 INFO L895 garLoopResultBuilder]: At program point L5772(line 5772) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,966 INFO L899 garLoopResultBuilder]: For program point L5442(line 5442) no Hoare annotation was computed. [2023-12-02 16:50:36,966 INFO L895 garLoopResultBuilder]: At program point L6169(line 6169) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= 14 ~ldv_statevar_2~0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,966 INFO L899 garLoopResultBuilder]: For program point L6169-1(line 6169) no Hoare annotation was computed. [2023-12-02 16:50:36,966 INFO L899 garLoopResultBuilder]: For program point L4055(line 4055) no Hoare annotation was computed. [2023-12-02 16:50:36,966 INFO L899 garLoopResultBuilder]: For program point L5641(lines 5641 5644) no Hoare annotation was computed. [2023-12-02 16:50:36,966 INFO L899 garLoopResultBuilder]: For program point L6500(lines 6500 6503) no Hoare annotation was computed. [2023-12-02 16:50:36,966 INFO L899 garLoopResultBuilder]: For program point L5972(line 5972) no Hoare annotation was computed. [2023-12-02 16:50:36,966 INFO L895 garLoopResultBuilder]: At program point L6171(line 6171) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= 14 ~ldv_statevar_2~0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,966 INFO L899 garLoopResultBuilder]: For program point L6171-1(line 6171) no Hoare annotation was computed. [2023-12-02 16:50:36,966 INFO L895 garLoopResultBuilder]: At program point L6237(line 6237) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,967 INFO L899 garLoopResultBuilder]: For program point L6237-1(line 6237) no Hoare annotation was computed. [2023-12-02 16:50:36,967 INFO L899 garLoopResultBuilder]: For program point L4057(lines 4057 4060) no Hoare annotation was computed. [2023-12-02 16:50:36,967 INFO L899 garLoopResultBuilder]: For program point L3925(lines 3925 3928) no Hoare annotation was computed. [2023-12-02 16:50:36,967 INFO L899 garLoopResultBuilder]: For program point L5841(lines 5841 5844) no Hoare annotation was computed. [2023-12-02 16:50:36,967 INFO L895 garLoopResultBuilder]: At program point L5379(line 5379) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,967 INFO L899 garLoopResultBuilder]: For program point L5379-1(lines 5374 5383) no Hoare annotation was computed. [2023-12-02 16:50:36,967 INFO L895 garLoopResultBuilder]: At program point L5974(line 5974) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,967 INFO L899 garLoopResultBuilder]: For program point L5974-1(line 5974) no Hoare annotation was computed. [2023-12-02 16:50:36,967 INFO L899 garLoopResultBuilder]: For program point L7692-1(line 7692) no Hoare annotation was computed. [2023-12-02 16:50:36,967 INFO L895 garLoopResultBuilder]: At program point L7692(line 7692) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,967 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_2_case_18#1(lines 6041 6225) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,968 INFO L895 garLoopResultBuilder]: At program point L6305(line 6305) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= 12 ~ldv_statevar_0~0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,968 INFO L899 garLoopResultBuilder]: For program point L6305-1(line 6305) no Hoare annotation was computed. [2023-12-02 16:50:36,968 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_1_case_18#1(lines 5828 6021) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,968 INFO L895 garLoopResultBuilder]: At program point L6173(line 6173) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= 14 ~ldv_statevar_2~0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,968 INFO L899 garLoopResultBuilder]: For program point L6173-1(line 6173) no Hoare annotation was computed. [2023-12-02 16:50:36,968 INFO L899 garLoopResultBuilder]: For program point check_file_returnLabel#1(lines 3886 3983) no Hoare annotation was computed. [2023-12-02 16:50:36,968 INFO L895 garLoopResultBuilder]: At program point L5909(line 5909) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (or (= 12 ~ldv_statevar_1~0) (= 7 ~ldv_statevar_1~0)) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,968 INFO L895 garLoopResultBuilder]: At program point L5777(line 5777) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,968 INFO L895 garLoopResultBuilder]: At program point L5777-1(line 5777) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,968 INFO L899 garLoopResultBuilder]: For program point L5645(lines 5645 5648) no Hoare annotation was computed. [2023-12-02 16:50:36,968 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-02 16:50:36,968 INFO L899 garLoopResultBuilder]: For program point L6504(lines 6504 6507) no Hoare annotation was computed. [2023-12-02 16:50:36,969 INFO L895 garLoopResultBuilder]: At program point ldv_struct_linux_binfmt_dummy_resourceless_instance_3_case_4#1(lines 6406 6475) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,969 INFO L899 garLoopResultBuilder]: For program point L6042(lines 6042 6045) no Hoare annotation was computed. [2023-12-02 16:50:36,969 INFO L899 garLoopResultBuilder]: For program point L5976-1(line 5976) no Hoare annotation was computed. [2023-12-02 16:50:36,969 INFO L899 garLoopResultBuilder]: For program point L5910(line 5910) no Hoare annotation was computed. [2023-12-02 16:50:36,969 INFO L895 garLoopResultBuilder]: At program point L5976(line 5976) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,969 INFO L899 garLoopResultBuilder]: For program point L5778(line 5778) no Hoare annotation was computed. [2023-12-02 16:50:36,969 INFO L895 garLoopResultBuilder]: At program point L5448(line 5448) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,969 INFO L899 garLoopResultBuilder]: For program point L5845(lines 5845 5848) no Hoare annotation was computed. [2023-12-02 16:50:36,969 INFO L895 garLoopResultBuilder]: At program point L5713(line 5713) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (or (= ~ldv_statevar_0~0 11) (= 9 ~ldv_statevar_0~0)) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,969 INFO L895 garLoopResultBuilder]: At program point L5449(line 5449) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,969 INFO L899 garLoopResultBuilder]: For program point L6440(line 6440) no Hoare annotation was computed. [2023-12-02 16:50:36,970 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_2_case_1#1(lines 6041 6225) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,970 INFO L899 garLoopResultBuilder]: For program point L6110(line 6110) no Hoare annotation was computed. [2023-12-02 16:50:36,970 INFO L899 garLoopResultBuilder]: For program point L5714(line 5714) no Hoare annotation was computed. [2023-12-02 16:50:36,970 INFO L902 garLoopResultBuilder]: At program point L5450(line 5450) the Hoare annotation is: true [2023-12-02 16:50:36,970 INFO L899 garLoopResultBuilder]: For program point L5252-1(line 5252) no Hoare annotation was computed. [2023-12-02 16:50:36,970 INFO L895 garLoopResultBuilder]: At program point L5252(line 5252) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,970 INFO L899 garLoopResultBuilder]: For program point L4063-1(line 4063) no Hoare annotation was computed. [2023-12-02 16:50:36,970 INFO L895 garLoopResultBuilder]: At program point L4063(line 4063) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,970 INFO L899 garLoopResultBuilder]: For program point L5649(lines 5649 5652) no Hoare annotation was computed. [2023-12-02 16:50:36,970 INFO L899 garLoopResultBuilder]: For program point L5451(line 5451) no Hoare annotation was computed. [2023-12-02 16:50:36,970 INFO L895 garLoopResultBuilder]: At program point L5253(line 5253) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,971 INFO L899 garLoopResultBuilder]: For program point L5253-1(line 5253) no Hoare annotation was computed. [2023-12-02 16:50:36,971 INFO L895 garLoopResultBuilder]: At program point ldv_file_operations_file_operations_instance_0_case_18#1(lines 5624 5808) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,971 INFO L899 garLoopResultBuilder]: For program point L6046(lines 6046 6049) no Hoare annotation was computed. [2023-12-02 16:50:36,971 INFO L895 garLoopResultBuilder]: At program point ldv_struct_linux_binfmt_dummy_resourceless_instance_3_case_2#1(lines 6406 6475) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,971 INFO L895 garLoopResultBuilder]: At program point L5254(line 5254) the Hoare annotation is: (and (= ~LDV_MUTEXES_i_mutex_of_inode~0 0) (= ~LDV_MUTEXES_lock~0 0) (= ~ldv_1_callback_read~0.base 0) (= ~LDV_MUTEXES_mutex_of_device~0 0)) [2023-12-02 16:50:36,971 INFO L899 garLoopResultBuilder]: For program point L5254-1(line 5254) no Hoare annotation was computed. [2023-12-02 16:50:36,971 INFO L899 garLoopResultBuilder]: For program point _raw_write_lockEXIT(lines 7600 7602) no Hoare annotation was computed. [2023-12-02 16:50:36,971 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7600 7602) the Hoare annotation is: true [2023-12-02 16:50:36,971 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_i_mutex_of_inodeEXIT(lines 7314 7323) no Hoare annotation was computed. [2023-12-02 16:50:36,971 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 7314 7323) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 1))) [2023-12-02 16:50:36,971 INFO L895 garLoopResultBuilder]: At program point L7318(line 7318) the Hoare annotation is: (or (not (= ~ldv_1_callback_read~0.base 0)) (not (= ~LDV_MUTEXES_mutex_of_device~0 0)) (not (= ~LDV_MUTEXES_lock~0 0)) (= ~LDV_MUTEXES_i_mutex_of_inode~0 1) (not (= |old(~LDV_MUTEXES_i_mutex_of_inode~0)| 1))) [2023-12-02 16:50:36,972 INFO L899 garLoopResultBuilder]: For program point L7318-1(line 7318) no Hoare annotation was computed. [2023-12-02 16:50:36,972 INFO L899 garLoopResultBuilder]: For program point ERR_PTREXIT(lines 6743 6752) no Hoare annotation was computed. [2023-12-02 16:50:36,972 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6743 6752) the Hoare annotation is: true [2023-12-02 16:50:36,972 INFO L899 garLoopResultBuilder]: For program point L6768-1(line 6768) no Hoare annotation was computed. [2023-12-02 16:50:36,972 INFO L895 garLoopResultBuilder]: At program point L6768(line 6768) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_1_callback_read~0.base 0))) (.cse1 (not (= ~LDV_MUTEXES_mutex_of_device~0 0))) (.cse2 (not (= ~LDV_MUTEXES_lock~0 0))) (.cse3 (and (= IS_ERR_~ptr.offset |IS_ERR_#in~ptr.offset|) (= IS_ERR_~ptr.base |IS_ERR_#in~ptr.base|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~LDV_MUTEXES_i_mutex_of_inode~0 1))) (or .cse0 .cse1 .cse2 .cse3 (not (= ~LDV_MUTEXES_i_mutex_of_inode~0 0))))) [2023-12-02 16:50:36,972 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6763 6772) the Hoare annotation is: true [2023-12-02 16:50:36,972 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 6763 6772) no Hoare annotation was computed. [2023-12-02 16:50:36,974 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:50:36,976 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 16:50:36,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:50:36 BoogieIcfgContainer [2023-12-02 16:50:36,998 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 16:50:36,999 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 16:50:36,999 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 16:50:36,999 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 16:50:37,000 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:41:09" (3/4) ... [2023-12-02 16:50:37,002 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 16:50:37,006 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2023-12-02 16:50:37,006 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bm_entry_write [2023-12-02 16:50:37,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dput [2023-12-02 16:50:37,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undef_int [2023-12-02 16:50:37,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_assume [2023-12-02 16:50:37,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure parse_command [2023-12-02 16:50:37,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kill_node [2023-12-02 16:50:37,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2023-12-02 16:50:37,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-12-02 16:50:37,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_i_mutex_of_inode [2023-12-02 16:50:37,007 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure string_unescape_inplace [2023-12-02 16:50:37,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_xmalloc [2023-12-02 16:50:37,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure file_inode [2023-12-02 16:50:37,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure default_llseek [2023-12-02 16:50:37,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure allow_write_access [2023-12-02 16:50:37,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2023-12-02 16:50:37,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2023-12-02 16:50:37,008 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_write_unlock [2023-12-02 16:50:37,009 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-12-02 16:50:37,009 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_EMGentry_exit_exit_misc_binfmt_7_2 [2023-12-02 16:50:37,009 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bm_register_write [2023-12-02 16:50:37,009 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-12-02 16:50:37,009 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bm_status_read [2023-12-02 16:50:37,009 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bm_entry_read [2023-12-02 16:50:37,009 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure constant_test_bit [2023-12-02 16:50:37,009 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_free [2023-12-02 16:50:37,009 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_filter_err_code [2023-12-02 16:50:37,009 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bm_status_write [2023-12-02 16:50:37,009 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bm_evict_inode [2023-12-02 16:50:37,009 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2023-12-02 16:50:37,009 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kill_litter_super [2023-12-02 16:50:37,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-12-02 16:50:37,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-12-02 16:50:37,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dget [2023-12-02 16:50:37,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scanarg [2023-12-02 16:50:37,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2023-12-02 16:50:37,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_strings_kernel [2023-12-02 16:50:37,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure simple_statfs [2023-12-02 16:50:37,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-12-02 16:50:37,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure simple_read_from_buffer [2023-12-02 16:50:37,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_filter_positive_int [2023-12-02 16:50:37,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2023-12-02 16:50:37,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_switch_1 [2023-12-02 16:50:37,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2023-12-02 16:50:37,011 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_switch_0 [2023-12-02 16:50:37,011 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_switch_2 [2023-12-02 16:50:37,011 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_write_lock [2023-12-02 16:50:37,011 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_i_mutex_of_inode [2023-12-02 16:50:37,011 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ERR_PTR [2023-12-02 16:50:37,011 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2023-12-02 16:50:37,064 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 453 nodes and edges [2023-12-02 16:50:37,073 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 141 nodes and edges [2023-12-02 16:50:37,082 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2023-12-02 16:50:37,090 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-02 16:50:37,099 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 16:50:37,106 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 16:50:37,108 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 16:50:37,476 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/witness.graphml [2023-12-02 16:50:37,477 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/witness.yml [2023-12-02 16:50:37,477 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 16:50:37,478 INFO L158 Benchmark]: Toolchain (without parser) took 574024.34ms. Allocated memory was 155.2MB in the beginning and 7.7GB in the end (delta: 7.5GB). Free memory was 102.5MB in the beginning and 2.7GB in the end (delta: -2.6GB). Peak memory consumption was 4.9GB. Max. memory is 16.1GB. [2023-12-02 16:50:37,478 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 155.2MB. Free memory is still 128.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:50:37,479 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1773.96ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 102.3MB in the beginning and 129.6MB in the end (delta: -27.3MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. [2023-12-02 16:50:37,479 INFO L158 Benchmark]: Boogie Procedure Inliner took 164.74ms. Allocated memory is still 190.8MB. Free memory was 129.6MB in the beginning and 111.9MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 16:50:37,479 INFO L158 Benchmark]: Boogie Preprocessor took 156.13ms. Allocated memory is still 190.8MB. Free memory was 111.9MB in the beginning and 92.9MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 16:50:37,480 INFO L158 Benchmark]: RCFGBuilder took 4107.77ms. Allocated memory was 190.8MB in the beginning and 264.2MB in the end (delta: 73.4MB). Free memory was 92.9MB in the beginning and 128.1MB in the end (delta: -35.3MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. [2023-12-02 16:50:37,480 INFO L158 Benchmark]: TraceAbstraction took 567336.71ms. Allocated memory was 264.2MB in the beginning and 7.7GB in the end (delta: 7.4GB). Free memory was 127.1MB in the beginning and 2.7GB in the end (delta: -2.6GB). Peak memory consumption was 6.8GB. Max. memory is 16.1GB. [2023-12-02 16:50:37,481 INFO L158 Benchmark]: Witness Printer took 478.35ms. Allocated memory is still 7.7GB. Free memory was 2.7GB in the beginning and 2.7GB in the end (delta: 60.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-12-02 16:50:37,483 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 155.2MB. Free memory is still 128.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1773.96ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 102.3MB in the beginning and 129.6MB in the end (delta: -27.3MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 164.74ms. Allocated memory is still 190.8MB. Free memory was 129.6MB in the beginning and 111.9MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 156.13ms. Allocated memory is still 190.8MB. Free memory was 111.9MB in the beginning and 92.9MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 4107.77ms. Allocated memory was 190.8MB in the beginning and 264.2MB in the end (delta: 73.4MB). Free memory was 92.9MB in the beginning and 128.1MB in the end (delta: -35.3MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. * TraceAbstraction took 567336.71ms. Allocated memory was 264.2MB in the beginning and 7.7GB in the end (delta: 7.4GB). Free memory was 127.1MB in the beginning and 2.7GB in the end (delta: -2.6GB). Peak memory consumption was 6.8GB. Max. memory is 16.1GB. * Witness Printer took 478.35ms. Allocated memory is still 7.7GB. Free memory was 2.7GB in the beginning and 2.7GB in the end (delta: 60.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3689]: 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] - GenericResultAtLocation [Line: 3696]: 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] - GenericResultAtLocation [Line: 3721]: 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] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 7531]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 7567]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 7555]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 51 procedures, 768 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 567.3s, OverallIterations: 28, TraceHistogramMax: 38, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.8s, AutomataDifference: 227.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 269.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 42 mSolverCounterUnknown, 19113 SdHoareTripleChecker+Valid, 176.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19078 mSDsluCounter, 98593 SdHoareTripleChecker+Invalid, 172.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 65842 mSDsCounter, 198 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21798 IncrementalHoareTripleChecker+Invalid, 22038 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 198 mSolverCounterUnsat, 32751 mSDtfsCounter, 21798 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1597 GetRequests, 1477 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=145938occurred in iteration=27, InterpolantAutomatonStates: 141, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 47.3s AutomataMinimizationTime, 28 MinimizatonAttempts, 1661 StatesRemovedByMinimization, 22 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 288 LocationsWithAnnotation, 315473 PreInvPairs, 335204 NumberOfFragments, 3348 HoareAnnotationTreeSize, 315473 FomulaSimplifications, 5768 FormulaSimplificationTreeSizeReduction, 106.9s HoareSimplificationTime, 288 FomulaSimplificationsInter, 2212034 FormulaSimplificationTreeSizeReductionInter, 157.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 15.7s InterpolantComputationTime, 13563 NumberOfCodeBlocks, 13563 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 13532 ConstructedInterpolants, 0 QuantifiedInterpolants, 15749 SizeOfPredicates, 3 NumberOfNonLiveVariables, 8788 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 31 InterpolantComputations, 28 PerfectInterpolantSequences, 92650/92668 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 5399]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5828]: Loop Invariant Derived loop invariant: ((((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && ((ldv_statevar_1 == 11) || (9 == ldv_statevar_1))) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5399]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5828]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5624]: Loop Invariant Derived loop invariant: ((((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && ((7 == ldv_statevar_0) || (12 == ldv_statevar_0))) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5828]: Loop Invariant Derived loop invariant: ((((LDV_MUTEXES_i_mutex_of_inode == 0) && (14 == ldv_statevar_1)) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 4668]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6550]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5399]: Loop Invariant Derived loop invariant: ((((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (ldv_statevar_7 == 11)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5624]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5828]: Loop Invariant Derived loop invariant: ((((LDV_MUTEXES_i_mutex_of_inode == 0) && (ldv_statevar_1 == 11)) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 6406]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 6041]: Loop Invariant Derived loop invariant: ((((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && ((9 == ldv_statevar_2) || (ldv_statevar_2 == 11))) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5828]: Loop Invariant Derived loop invariant: ((((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && ((12 == ldv_statevar_1) || (7 == ldv_statevar_1))) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 6041]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 6743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5229]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3735]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6483]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5399]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 6041]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5828]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 6628]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6041]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5828]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5399]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 6483]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 4239]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 5624]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5399]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 4239]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 5624]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5624]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5624]: Loop Invariant Derived loop invariant: ((((LDV_MUTEXES_i_mutex_of_inode == 0) && (14 == ldv_statevar_0)) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 6041]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5399]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 3864]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3796]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5624]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5828]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 4239]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 5624]: Loop Invariant Derived loop invariant: ((((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && ((ldv_statevar_0 == 11) || (9 == ldv_statevar_0))) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 6041]: Loop Invariant Derived loop invariant: ((((LDV_MUTEXES_i_mutex_of_inode == 0) && (14 == ldv_statevar_2)) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5828]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 6041]: Loop Invariant Derived loop invariant: ((((LDV_MUTEXES_i_mutex_of_inode == 0) && ((7 == ldv_statevar_2) || (12 == ldv_statevar_2))) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5624]: Loop Invariant Derived loop invariant: ((((LDV_MUTEXES_i_mutex_of_inode == 0) && (ldv_statevar_0 == 11)) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 6041]: Loop Invariant Derived loop invariant: ((((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) && (ldv_statevar_2 == 11)) - InvariantResult [Line: 6406]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 7005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5399]: Loop Invariant Derived loop invariant: ((((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && ((ldv_statevar_7 == 10) || (8 == ldv_statevar_7))) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 5543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5399]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 6406]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 6586]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5525]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 6041]: Loop Invariant Derived loop invariant: (((LDV_MUTEXES_i_mutex_of_inode == 0) && (LDV_MUTEXES_lock == 0)) && (LDV_MUTEXES_mutex_of_device == 0)) - InvariantResult [Line: 4809]: Loop Invariant Derived loop invariant: null RESULT: Ultimate proved your program to be correct! [2023-12-02 16:50:37,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b362c7c-f196-4d3c-859f-5370ff3516fe/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE