./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e3b9005361fd0095f8dbb62f5fee3acdc88198cbc01de43b11979176397f6891 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:19:39,949 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:19:40,065 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 22:19:40,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:19:40,075 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:19:40,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:19:40,118 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:19:40,119 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:19:40,120 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:19:40,125 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:19:40,125 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:19:40,126 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:19:40,127 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:19:40,129 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:19:40,129 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:19:40,130 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:19:40,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:19:40,131 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:19:40,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:19:40,133 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:19:40,134 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:19:40,134 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:19:40,135 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:19:40,135 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:19:40,136 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:19:40,137 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:19:40,137 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:19:40,138 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:19:40,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:19:40,138 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:19:40,140 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:19:40,140 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:19:40,140 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:19:40,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:19:40,141 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:19:40,141 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:19:40,141 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:19:40,142 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:19:40,142 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:19:40,142 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3b9005361fd0095f8dbb62f5fee3acdc88198cbc01de43b11979176397f6891 [2023-11-21 22:19:40,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:19:40,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:19:40,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:19:40,495 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:19:40,496 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:19:40,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2023-11-21 22:19:43,641 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:19:44,223 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:19:44,225 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2023-11-21 22:19:44,274 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/data/e8d6e50e3/46e197e8521f4b5ab8d669ce9274b7b7/FLAGd7e2a2e37 [2023-11-21 22:19:44,293 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/data/e8d6e50e3/46e197e8521f4b5ab8d669ce9274b7b7 [2023-11-21 22:19:44,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:19:44,303 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:19:44,308 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:19:44,309 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:19:44,314 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:19:44,315 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:19:44" (1/1) ... [2023-11-21 22:19:44,316 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33a6d8ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:44, skipping insertion in model container [2023-11-21 22:19:44,317 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:19:44" (1/1) ... [2023-11-21 22:19:44,489 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:19:45,995 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_2a932365-e8f9-496e-9191-67b963d1883f/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i[228448,228461] [2023-11-21 22:19:46,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:19:46,119 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:19:46,461 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7332] [2023-11-21 22:19:46,507 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_2a932365-e8f9-496e-9191-67b963d1883f/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i[228448,228461] [2023-11-21 22:19:46,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:19:46,601 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:19:46,609 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:19:46,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:46 WrapperNode [2023-11-21 22:19:46,610 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:19:46,611 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:19:46,611 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:19:46,612 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:19:46,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:46" (1/1) ... [2023-11-21 22:19:46,677 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:46" (1/1) ... [2023-11-21 22:19:46,751 INFO L138 Inliner]: procedures = 188, calls = 606, calls flagged for inlining = 74, calls inlined = 49, statements flattened = 1256 [2023-11-21 22:19:46,751 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:19:46,752 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:19:46,752 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:19:46,752 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:19:46,765 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:46" (1/1) ... [2023-11-21 22:19:46,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:46" (1/1) ... [2023-11-21 22:19:46,788 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:46" (1/1) ... [2023-11-21 22:19:46,981 INFO L187 HeapSplitter]: Split 149 memory accesses to 8 slices as follows [2, 31, 9, 61, 12, 21, 5, 8] [2023-11-21 22:19:46,981 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:46" (1/1) ... [2023-11-21 22:19:46,982 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:46" (1/1) ... [2023-11-21 22:19:47,027 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:46" (1/1) ... [2023-11-21 22:19:47,034 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:46" (1/1) ... [2023-11-21 22:19:47,045 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:46" (1/1) ... [2023-11-21 22:19:47,054 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:46" (1/1) ... [2023-11-21 22:19:47,072 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:19:47,073 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:19:47,073 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:19:47,073 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:19:47,074 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:46" (1/1) ... [2023-11-21 22:19:47,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:19:47,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:19:47,115 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:19:47,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:19:47,170 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-21 22:19:47,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-21 22:19:47,171 INFO L130 BoogieDeclarations]: Found specification of procedure uspace_ring_map [2023-11-21 22:19:47,171 INFO L138 BoogieDeclarations]: Found implementation of procedure uspace_ring_map [2023-11-21 22:19:47,171 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unmap_user_pages [2023-11-21 22:19:47,172 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_unmap_user_pages [2023-11-21 22:19:47,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-21 22:19:47,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-21 22:19:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-21 22:19:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-21 22:19:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-21 22:19:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-21 22:19:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-21 22:19:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-21 22:19:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure hash_64 [2023-11-21 22:19:47,176 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_64 [2023-11-21 22:19:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_release_buffers [2023-11-21 22:19:47,176 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_release_buffers [2023-11-21 22:19:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 22:19:47,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 22:19:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-21 22:19:47,178 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-21 22:19:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_write [2023-11-21 22:19:47,179 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_write [2023-11-21 22:19:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-21 22:19:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-21 22:19:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-21 22:19:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-21 22:19:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-21 22:19:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-21 22:19:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-21 22:19:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-21 22:19:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 22:19:47,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 22:19:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 22:19:47,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 22:19:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_open [2023-11-21 22:19:47,183 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_open [2023-11-21 22:19:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2023-11-21 22:19:47,183 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2023-11-21 22:19:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:19:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tgt_cmd_to_host [2023-11-21 22:19:47,184 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tgt_cmd_to_host [2023-11-21 22:19:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 22:19:47,184 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 22:19:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:19:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_idx_inc [2023-11-21 22:19:47,185 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_idx_inc [2023-11-21 22:19:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:19:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-21 22:19:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-21 22:19:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-21 22:19:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-21 22:19:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-21 22:19:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-21 22:19:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-21 22:19:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-21 22:19:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_head_event [2023-11-21 22:19:47,187 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_head_event [2023-11-21 22:19:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2023-11-21 22:19:47,187 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2023-11-21 22:19:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-21 22:19:47,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-21 22:19:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-21 22:19:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-21 22:19:47,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-21 22:19:47,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-21 22:19:47,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-21 22:19:47,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-21 22:19:47,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-21 22:19:47,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-21 22:19:47,191 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 22:19:47,192 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 22:19:47,192 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-21 22:19:47,192 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-21 22:19:47,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:19:47,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-21 22:19:47,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-21 22:19:47,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-21 22:19:47,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-21 22:19:47,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-21 22:19:47,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-21 22:19:47,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-21 22:19:47,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-21 22:19:47,194 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_exit [2023-11-21 22:19:47,194 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_exit [2023-11-21 22:19:47,194 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 22:19:47,195 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 22:19:47,195 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tgt_cmd_destroy [2023-11-21 22:19:47,196 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tgt_cmd_destroy [2023-11-21 22:19:47,196 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_init [2023-11-21 22:19:47,196 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_init [2023-11-21 22:19:47,196 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-21 22:19:47,196 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-21 22:19:47,196 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2023-11-21 22:19:47,197 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2023-11-21 22:19:47,197 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_poll [2023-11-21 22:19:47,197 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_poll [2023-11-21 22:19:47,197 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-21 22:19:47,197 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-21 22:19:47,197 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_lookup [2023-11-21 22:19:47,197 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_lookup [2023-11-21 22:19:47,198 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_mmap [2023-11-21 22:19:47,198 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_mmap [2023-11-21 22:19:47,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:19:47,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-21 22:19:47,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-21 22:19:47,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-21 22:19:47,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-21 22:19:47,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-21 22:19:47,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-21 22:19:47,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-21 22:19:47,200 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-21 22:19:47,200 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-21 22:19:47,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:19:47,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:19:47,584 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:19:47,587 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:19:48,670 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:19:49,030 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:19:49,031 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 22:19:49,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:19:49 BoogieIcfgContainer [2023-11-21 22:19:49,033 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:19:49,037 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:19:49,037 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:19:49,040 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:19:49,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:19:44" (1/3) ... [2023-11-21 22:19:49,042 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44195836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:19:49, skipping insertion in model container [2023-11-21 22:19:49,042 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:19:46" (2/3) ... [2023-11-21 22:19:49,044 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44195836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:19:49, skipping insertion in model container [2023-11-21 22:19:49,044 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:19:49" (3/3) ... [2023-11-21 22:19:49,047 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2023-11-21 22:19:49,066 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:19:49,066 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:19:49,126 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:19:49,133 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@64c5c99b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:19:49,134 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:19:49,140 INFO L276 IsEmpty]: Start isEmpty. Operand has 306 states, 190 states have (on average 1.3421052631578947) internal successors, (255), 198 states have internal predecessors, (255), 83 states have call successors, (83), 31 states have call predecessors, (83), 31 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2023-11-21 22:19:49,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 22:19:49,153 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:19:49,154 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:19:49,154 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:19:49,160 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:19:49,160 INFO L85 PathProgramCache]: Analyzing trace with hash -777867139, now seen corresponding path program 1 times [2023-11-21 22:19:49,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:19:49,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498244816] [2023-11-21 22:19:49,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:19:49,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:19:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:19:49,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-21 22:19:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:19:49,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:19:49,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:19:49,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498244816] [2023-11-21 22:19:49,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498244816] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:19:49,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:19:49,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:19:49,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555073762] [2023-11-21 22:19:49,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:19:49,798 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:19:49,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:19:49,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:19:49,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:19:49,834 INFO L87 Difference]: Start difference. First operand has 306 states, 190 states have (on average 1.3421052631578947) internal successors, (255), 198 states have internal predecessors, (255), 83 states have call successors, (83), 31 states have call predecessors, (83), 31 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:19:50,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:19:50,642 INFO L93 Difference]: Finished difference Result 332 states and 462 transitions. [2023-11-21 22:19:50,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:19:50,644 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2023-11-21 22:19:50,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:19:50,659 INFO L225 Difference]: With dead ends: 332 [2023-11-21 22:19:50,659 INFO L226 Difference]: Without dead ends: 320 [2023-11-21 22:19:50,663 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:19:50,666 INFO L413 NwaCegarLoop]: 296 mSDtfsCounter, 408 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 467 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-21 22:19:50,667 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [467 Valid, 460 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-21 22:19:50,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2023-11-21 22:19:50,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 302. [2023-11-21 22:19:50,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 189 states have (on average 1.3280423280423281) internal successors, (251), 194 states have internal predecessors, (251), 82 states have call successors, (82), 31 states have call predecessors, (82), 30 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-21 22:19:50,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 413 transitions. [2023-11-21 22:19:50,748 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 413 transitions. Word has length 19 [2023-11-21 22:19:50,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:19:50,749 INFO L495 AbstractCegarLoop]: Abstraction has 302 states and 413 transitions. [2023-11-21 22:19:50,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:19:50,749 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 413 transitions. [2023-11-21 22:19:50,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 22:19:50,752 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:19:50,752 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:19:50,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:19:50,753 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:19:50,753 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:19:50,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1655708479, now seen corresponding path program 1 times [2023-11-21 22:19:50,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:19:50,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677034157] [2023-11-21 22:19:50,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:19:50,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:19:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:19:50,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-21 22:19:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:19:50,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:19:50,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:19:50,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677034157] [2023-11-21 22:19:50,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677034157] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:19:50,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:19:50,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:19:50,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655844233] [2023-11-21 22:19:50,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:19:50,974 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:19:50,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:19:50,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:19:50,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:19:50,976 INFO L87 Difference]: Start difference. First operand 302 states and 413 transitions. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:19:51,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:19:51,627 INFO L93 Difference]: Finished difference Result 322 states and 444 transitions. [2023-11-21 22:19:51,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:19:51,628 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2023-11-21 22:19:51,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:19:51,631 INFO L225 Difference]: With dead ends: 322 [2023-11-21 22:19:51,632 INFO L226 Difference]: Without dead ends: 319 [2023-11-21 22:19:51,633 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:19:51,634 INFO L413 NwaCegarLoop]: 293 mSDtfsCounter, 403 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 462 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-21 22:19:51,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [462 Valid, 455 Invalid, 355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-21 22:19:51,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2023-11-21 22:19:51,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 301. [2023-11-21 22:19:51,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 189 states have (on average 1.3227513227513228) internal successors, (250), 193 states have internal predecessors, (250), 81 states have call successors, (81), 31 states have call predecessors, (81), 30 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-21 22:19:51,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 411 transitions. [2023-11-21 22:19:51,675 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 411 transitions. Word has length 20 [2023-11-21 22:19:51,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:19:51,676 INFO L495 AbstractCegarLoop]: Abstraction has 301 states and 411 transitions. [2023-11-21 22:19:51,676 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:19:51,676 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 411 transitions. [2023-11-21 22:19:51,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 22:19:51,678 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:19:51,679 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:19:51,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 22:19:51,679 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:19:51,679 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:19:51,680 INFO L85 PathProgramCache]: Analyzing trace with hash -212853824, now seen corresponding path program 1 times [2023-11-21 22:19:51,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:19:51,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336035834] [2023-11-21 22:19:51,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:19:51,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:19:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:19:51,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-21 22:19:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:19:51,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:19:51,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:19:51,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336035834] [2023-11-21 22:19:51,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336035834] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:19:51,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:19:51,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:19:51,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953911673] [2023-11-21 22:19:51,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:19:51,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:19:51,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:19:51,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:19:51,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:19:51,860 INFO L87 Difference]: Start difference. First operand 301 states and 411 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:19:52,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:19:52,395 INFO L93 Difference]: Finished difference Result 319 states and 441 transitions. [2023-11-21 22:19:52,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:19:52,395 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2023-11-21 22:19:52,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:19:52,396 INFO L225 Difference]: With dead ends: 319 [2023-11-21 22:19:52,396 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 22:19:52,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:19:52,406 INFO L413 NwaCegarLoop]: 292 mSDtfsCounter, 398 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 457 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-21 22:19:52,408 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [457 Valid, 454 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 214 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-21 22:19:52,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 22:19:52,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 22:19:52,409 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) [2023-11-21 22:19:52,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 22:19:52,410 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2023-11-21 22:19:52,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:19:52,410 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:19:52,410 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 22:19:52,410 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 22:19:52,412 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 22:19:52,421 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 22:19:52,422 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-21 22:19:52,424 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 22:19:53,240 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7281 7291) the Hoare annotation is: true [2023-11-21 22:19:53,240 INFO L899 garLoopResultBuilder]: For program point tgt_ring_idx_incEXIT(lines 7281 7291) no Hoare annotation was computed. [2023-11-21 22:19:53,241 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8215 8217) the Hoare annotation is: true [2023-11-21 22:19:53,241 INFO L899 garLoopResultBuilder]: For program point __raw_spin_lock_initEXIT(lines 8215 8217) no Hoare annotation was computed. [2023-11-21 22:19:53,242 INFO L899 garLoopResultBuilder]: For program point L7540(lines 7540 7543) no Hoare annotation was computed. [2023-11-21 22:19:53,242 INFO L899 garLoopResultBuilder]: For program point uspace_ring_mapEXIT(lines 7528 7555) no Hoare annotation was computed. [2023-11-21 22:19:53,243 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7528 7555) the Hoare annotation is: true [2023-11-21 22:19:53,249 INFO L899 garLoopResultBuilder]: For program point uspace_ring_mapFINAL(lines 7528 7555) no Hoare annotation was computed. [2023-11-21 22:19:53,249 INFO L899 garLoopResultBuilder]: For program point $Ultimate##4(lines 7547 7551) no Hoare annotation was computed. [2023-11-21 22:19:53,249 INFO L899 garLoopResultBuilder]: For program point tgt_head_eventEXIT(lines 7292 7300) no Hoare annotation was computed. [2023-11-21 22:19:53,249 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7292 7300) the Hoare annotation is: true [2023-11-21 22:19:53,249 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6597 6603) the Hoare annotation is: true [2023-11-21 22:19:53,250 INFO L899 garLoopResultBuilder]: For program point scsi_unmap_user_pagesEXIT(lines 6597 6603) no Hoare annotation was computed. [2023-11-21 22:19:53,250 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8335 8337) the Hoare annotation is: true [2023-11-21 22:19:53,250 INFO L899 garLoopResultBuilder]: For program point scsi_host_putEXIT(lines 8335 8337) no Hoare annotation was computed. [2023-11-21 22:19:53,252 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6456 6476) the Hoare annotation is: true [2023-11-21 22:19:53,252 INFO L899 garLoopResultBuilder]: For program point hash_64EXIT(lines 6456 6476) no Hoare annotation was computed. [2023-11-21 22:19:53,252 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-21 22:19:53,254 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:19:53,255 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8342 8344) the Hoare annotation is: true [2023-11-21 22:19:53,255 INFO L899 garLoopResultBuilder]: For program point scsi_release_buffersEXIT(lines 8342 8344) no Hoare annotation was computed. [2023-11-21 22:19:53,255 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 6348 6354) no Hoare annotation was computed. [2023-11-21 22:19:53,256 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6348 6354) the Hoare annotation is: true [2023-11-21 22:19:53,256 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 6377 6386) no Hoare annotation was computed. [2023-11-21 22:19:53,269 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6377 6386) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-21 22:19:53,269 INFO L899 garLoopResultBuilder]: For program point destroy_workqueueEXIT(lines 8261 8263) no Hoare annotation was computed. [2023-11-21 22:19:53,269 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8261 8263) the Hoare annotation is: true [2023-11-21 22:19:53,269 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6292 6298) the Hoare annotation is: true [2023-11-21 22:19:53,270 INFO L899 garLoopResultBuilder]: For program point list_addEXIT(lines 6292 6298) no Hoare annotation was computed. [2023-11-21 22:19:53,270 INFO L899 garLoopResultBuilder]: For program point tgt_ring_exitEXIT(lines 7593 7610) no Hoare annotation was computed. [2023-11-21 22:19:53,270 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7593 7610) the Hoare annotation is: true [2023-11-21 22:19:53,270 INFO L899 garLoopResultBuilder]: For program point $Ultimate##2(lines 7602 7606) no Hoare annotation was computed. [2023-11-21 22:19:53,270 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8322 8324) the Hoare annotation is: true [2023-11-21 22:19:53,270 INFO L899 garLoopResultBuilder]: For program point printkEXIT(lines 8322 8324) no Hoare annotation was computed. [2023-11-21 22:19:53,270 INFO L899 garLoopResultBuilder]: For program point L6615-1(line 6615) no Hoare annotation was computed. [2023-11-21 22:19:53,271 INFO L902 garLoopResultBuilder]: At program point L6615(line 6615) the Hoare annotation is: true [2023-11-21 22:19:53,272 INFO L899 garLoopResultBuilder]: For program point L6613-1(line 6613) no Hoare annotation was computed. [2023-11-21 22:19:53,272 INFO L902 garLoopResultBuilder]: At program point L6613(line 6613) the Hoare annotation is: true [2023-11-21 22:19:53,272 INFO L899 garLoopResultBuilder]: For program point L6575-1(line 6575) no Hoare annotation was computed. [2023-11-21 22:19:53,272 INFO L902 garLoopResultBuilder]: At program point L6575(line 6575) the Hoare annotation is: true [2023-11-21 22:19:53,272 INFO L899 garLoopResultBuilder]: For program point L6571-1(line 6571) no Hoare annotation was computed. [2023-11-21 22:19:53,273 INFO L902 garLoopResultBuilder]: At program point L6571(line 6571) the Hoare annotation is: true [2023-11-21 22:19:53,273 INFO L899 garLoopResultBuilder]: For program point L6572-1(line 6572) no Hoare annotation was computed. [2023-11-21 22:19:53,273 INFO L902 garLoopResultBuilder]: At program point L6572(line 6572) the Hoare annotation is: true [2023-11-21 22:19:53,273 INFO L899 garLoopResultBuilder]: For program point L6573-1(line 6573) no Hoare annotation was computed. [2023-11-21 22:19:53,273 INFO L902 garLoopResultBuilder]: At program point L6573(line 6573) the Hoare annotation is: true [2023-11-21 22:19:53,273 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6604 6619) the Hoare annotation is: true [2023-11-21 22:19:53,273 INFO L899 garLoopResultBuilder]: For program point scsi_tgt_cmd_destroyEXIT(lines 6604 6619) no Hoare annotation was computed. [2023-11-21 22:19:53,273 INFO L899 garLoopResultBuilder]: For program point L6427-1(line 6427) no Hoare annotation was computed. [2023-11-21 22:19:53,274 INFO L902 garLoopResultBuilder]: At program point L6427(line 6427) the Hoare annotation is: true [2023-11-21 22:19:53,274 INFO L899 garLoopResultBuilder]: For program point L7055-1(line 7055) no Hoare annotation was computed. [2023-11-21 22:19:53,274 INFO L902 garLoopResultBuilder]: At program point L7055(line 7055) the Hoare annotation is: true [2023-11-21 22:19:53,274 INFO L899 garLoopResultBuilder]: For program point L6940(lines 6940 6944) no Hoare annotation was computed. [2023-11-21 22:19:53,274 INFO L899 garLoopResultBuilder]: For program point L6973-1(line 6973) no Hoare annotation was computed. [2023-11-21 22:19:53,274 INFO L902 garLoopResultBuilder]: At program point L6973(line 6973) the Hoare annotation is: true [2023-11-21 22:19:53,274 INFO L899 garLoopResultBuilder]: For program point L6858(lines 6858 6862) no Hoare annotation was computed. [2023-11-21 22:19:53,274 INFO L899 garLoopResultBuilder]: For program point L7469(line 7469) no Hoare annotation was computed. [2023-11-21 22:19:53,275 INFO L902 garLoopResultBuilder]: At program point L6974(line 6974) the Hoare annotation is: true [2023-11-21 22:19:53,275 INFO L899 garLoopResultBuilder]: For program point L7007-1(line 7007) no Hoare annotation was computed. [2023-11-21 22:19:53,275 INFO L902 garLoopResultBuilder]: At program point L7007(line 7007) the Hoare annotation is: true [2023-11-21 22:19:53,275 INFO L899 garLoopResultBuilder]: For program point scsi_tgt_kspace_it_nexus_rsp_returnLabel#1(lines 7048 7069) no Hoare annotation was computed. [2023-11-21 22:19:53,275 INFO L899 garLoopResultBuilder]: For program point L6941-1(line 6941) no Hoare annotation was computed. [2023-11-21 22:19:53,275 INFO L902 garLoopResultBuilder]: At program point L6941(line 6941) the Hoare annotation is: true [2023-11-21 22:19:53,275 INFO L899 garLoopResultBuilder]: For program point L6974-1(line 6974) no Hoare annotation was computed. [2023-11-21 22:19:53,276 INFO L899 garLoopResultBuilder]: For program point L6859-1(line 6859) no Hoare annotation was computed. [2023-11-21 22:19:53,276 INFO L902 garLoopResultBuilder]: At program point L6859(line 6859) the Hoare annotation is: true [2023-11-21 22:19:53,276 INFO L899 garLoopResultBuilder]: For program point scsi_tgt_kspace_exec_returnLabel#1(lines 6920 6987) no Hoare annotation was computed. [2023-11-21 22:19:53,276 INFO L902 garLoopResultBuilder]: At program point L6430(line 6430) the Hoare annotation is: true [2023-11-21 22:19:53,276 INFO L902 garLoopResultBuilder]: At program point L6975-1(line 6975) the Hoare annotation is: true [2023-11-21 22:19:53,276 INFO L899 garLoopResultBuilder]: For program point L7487(lines 7485 7499) no Hoare annotation was computed. [2023-11-21 22:19:53,276 INFO L902 garLoopResultBuilder]: At program point L6975(line 6975) the Hoare annotation is: true [2023-11-21 22:19:53,276 INFO L899 garLoopResultBuilder]: For program point L7008(lines 7008 7012) no Hoare annotation was computed. [2023-11-21 22:19:53,277 INFO L899 garLoopResultBuilder]: For program point L6876-1(line 6876) no Hoare annotation was computed. [2023-11-21 22:19:53,277 INFO L902 garLoopResultBuilder]: At program point L6876(line 6876) the Hoare annotation is: true [2023-11-21 22:19:53,277 INFO L899 garLoopResultBuilder]: For program point L6430-1(line 6430) no Hoare annotation was computed. [2023-11-21 22:19:53,277 INFO L899 garLoopResultBuilder]: For program point L6893-1(line 6893) no Hoare annotation was computed. [2023-11-21 22:19:53,277 INFO L902 garLoopResultBuilder]: At program point L6893(line 6893) the Hoare annotation is: true [2023-11-21 22:19:53,277 INFO L899 garLoopResultBuilder]: For program point L7488-1(line 7488) no Hoare annotation was computed. [2023-11-21 22:19:53,277 INFO L902 garLoopResultBuilder]: At program point L7488(line 7488) the Hoare annotation is: true [2023-11-21 22:19:53,277 INFO L899 garLoopResultBuilder]: For program point L7009-1(line 7009) no Hoare annotation was computed. [2023-11-21 22:19:53,278 INFO L902 garLoopResultBuilder]: At program point L7009(line 7009) the Hoare annotation is: true [2023-11-21 22:19:53,278 INFO L902 garLoopResultBuilder]: At program point L6431-2(lines 6431 6435) the Hoare annotation is: true [2023-11-21 22:19:53,278 INFO L899 garLoopResultBuilder]: For program point L7059(lines 7059 7063) no Hoare annotation was computed. [2023-11-21 22:19:53,278 INFO L899 garLoopResultBuilder]: For program point L6960-2(lines 6932 6986) no Hoare annotation was computed. [2023-11-21 22:19:53,279 INFO L899 garLoopResultBuilder]: For program point L6960(lines 6960 6963) no Hoare annotation was computed. [2023-11-21 22:19:53,279 INFO L899 garLoopResultBuilder]: For program point L7489(lines 7489 7492) no Hoare annotation was computed. [2023-11-21 22:19:53,279 INFO L899 garLoopResultBuilder]: For program point L7060-1(line 7060) no Hoare annotation was computed. [2023-11-21 22:19:53,279 INFO L902 garLoopResultBuilder]: At program point L7060(line 7060) the Hoare annotation is: true [2023-11-21 22:19:53,281 INFO L899 garLoopResultBuilder]: For program point L6895-1(line 6895) no Hoare annotation was computed. [2023-11-21 22:19:53,284 INFO L902 garLoopResultBuilder]: At program point L6895(line 6895) the Hoare annotation is: true [2023-11-21 22:19:53,284 INFO L899 garLoopResultBuilder]: For program point L7473(line 7473) no Hoare annotation was computed. [2023-11-21 22:19:53,285 INFO L902 garLoopResultBuilder]: At program point L7474(line 7474) the Hoare annotation is: true [2023-11-21 22:19:53,285 INFO L899 garLoopResultBuilder]: For program point L6830(lines 6830 6834) no Hoare annotation was computed. [2023-11-21 22:19:53,285 INFO L899 garLoopResultBuilder]: For program point L6896-1(line 6896) no Hoare annotation was computed. [2023-11-21 22:19:53,285 INFO L902 garLoopResultBuilder]: At program point L6896(line 6896) the Hoare annotation is: true [2023-11-21 22:19:53,285 INFO L899 garLoopResultBuilder]: For program point L7474-1(line 7474) no Hoare annotation was computed. [2023-11-21 22:19:53,285 INFO L899 garLoopResultBuilder]: For program point L6946(lines 6946 6951) no Hoare annotation was computed. [2023-11-21 22:19:53,285 INFO L899 garLoopResultBuilder]: For program point L7458(lines 7458 7476) no Hoare annotation was computed. [2023-11-21 22:19:53,285 INFO L902 garLoopResultBuilder]: At program point L6831-1(lines 6818 6840) the Hoare annotation is: true [2023-11-21 22:19:53,286 INFO L902 garLoopResultBuilder]: At program point L6831(line 6831) the Hoare annotation is: true [2023-11-21 22:19:53,286 INFO L899 garLoopResultBuilder]: For program point L6947-1(line 6947) no Hoare annotation was computed. [2023-11-21 22:19:53,286 INFO L899 garLoopResultBuilder]: For program point L7459(line 7459) no Hoare annotation was computed. [2023-11-21 22:19:53,286 INFO L902 garLoopResultBuilder]: At program point L6947(line 6947) the Hoare annotation is: true [2023-11-21 22:19:53,286 INFO L899 garLoopResultBuilder]: For program point L7013(lines 7013 7017) no Hoare annotation was computed. [2023-11-21 22:19:53,286 INFO L899 garLoopResultBuilder]: For program point L6964-1(lines 6964 6981) no Hoare annotation was computed. [2023-11-21 22:19:53,286 INFO L902 garLoopResultBuilder]: At program point L7014(line 7014) the Hoare annotation is: true [2023-11-21 22:19:53,286 INFO L899 garLoopResultBuilder]: For program point L7493-1(line 7493) no Hoare annotation was computed. [2023-11-21 22:19:53,287 INFO L899 garLoopResultBuilder]: For program point L6436(line 6436) no Hoare annotation was computed. [2023-11-21 22:19:53,287 INFO L902 garLoopResultBuilder]: At program point L7493(line 7493) the Hoare annotation is: true [2023-11-21 22:19:53,287 INFO L899 garLoopResultBuilder]: For program point L7014-1(line 7014) no Hoare annotation was computed. [2023-11-21 22:19:53,287 INFO L899 garLoopResultBuilder]: For program point L7477(lines 7456 7479) no Hoare annotation was computed. [2023-11-21 22:19:53,287 INFO L899 garLoopResultBuilder]: For program point L6916(line 6916) no Hoare annotation was computed. [2023-11-21 22:19:53,287 INFO L902 garLoopResultBuilder]: At program point L7065(lines 7051 7068) the Hoare annotation is: true [2023-11-21 22:19:53,287 INFO L899 garLoopResultBuilder]: For program point L6421-1(line 6421) no Hoare annotation was computed. [2023-11-21 22:19:53,287 INFO L902 garLoopResultBuilder]: At program point L6421(line 6421) the Hoare annotation is: true [2023-11-21 22:19:53,288 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 7481 7500) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-21 22:19:53,288 INFO L902 garLoopResultBuilder]: At program point L6983(lines 6932 6986) the Hoare annotation is: true [2023-11-21 22:19:53,288 INFO L899 garLoopResultBuilder]: For program point $Ultimate##12(lines 6910 6914) no Hoare annotation was computed. [2023-11-21 22:19:53,288 INFO L899 garLoopResultBuilder]: For program point L7066(line 7066) no Hoare annotation was computed. [2023-11-21 22:19:53,288 INFO L902 garLoopResultBuilder]: At program point L6934(line 6934) the Hoare annotation is: true [2023-11-21 22:19:53,288 INFO L899 garLoopResultBuilder]: For program point L6422(lines 6422 6438) no Hoare annotation was computed. [2023-11-21 22:19:53,288 INFO L899 garLoopResultBuilder]: For program point L6967(lines 6967 6979) no Hoare annotation was computed. [2023-11-21 22:19:53,288 INFO L902 garLoopResultBuilder]: At program point L6802(line 6802) the Hoare annotation is: true [2023-11-21 22:19:53,289 INFO L899 garLoopResultBuilder]: For program point L6934-1(line 6934) no Hoare annotation was computed. [2023-11-21 22:19:53,289 INFO L899 garLoopResultBuilder]: For program point L6901(lines 6901 6906) no Hoare annotation was computed. [2023-11-21 22:19:53,289 INFO L899 garLoopResultBuilder]: For program point L6802-1(line 6802) no Hoare annotation was computed. [2023-11-21 22:19:53,289 INFO L899 garLoopResultBuilder]: For program point L6984(line 6984) no Hoare annotation was computed. [2023-11-21 22:19:53,289 INFO L899 garLoopResultBuilder]: For program point scsi_tgt_kspace_tsk_mgmt_returnLabel#1(lines 7002 7023) no Hoare annotation was computed. [2023-11-21 22:19:53,289 INFO L899 garLoopResultBuilder]: For program point L6423-1(line 6423) no Hoare annotation was computed. [2023-11-21 22:19:53,289 INFO L899 garLoopResultBuilder]: For program point L6935(lines 6935 6939) no Hoare annotation was computed. [2023-11-21 22:19:53,289 INFO L902 garLoopResultBuilder]: At program point L6423(line 6423) the Hoare annotation is: true [2023-11-21 22:19:53,290 INFO L899 garLoopResultBuilder]: For program point L6968-1(lines 6968 6969) no Hoare annotation was computed. [2023-11-21 22:19:53,290 INFO L902 garLoopResultBuilder]: At program point L6968(lines 6968 6969) the Hoare annotation is: true [2023-11-21 22:19:53,290 INFO L899 garLoopResultBuilder]: For program point tgt_writeEXIT(lines 7481 7500) no Hoare annotation was computed. [2023-11-21 22:19:53,291 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-21 22:19:53,292 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-21 22:19:53,292 INFO L899 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2023-11-21 22:19:53,292 INFO L899 garLoopResultBuilder]: For program point L-1-4(line -1) no Hoare annotation was computed. [2023-11-21 22:19:53,292 INFO L902 garLoopResultBuilder]: At program point L-1-5(line -1) the Hoare annotation is: true [2023-11-21 22:19:53,292 INFO L902 garLoopResultBuilder]: At program point L6903-1(lines 6890 6918) the Hoare annotation is: true [2023-11-21 22:19:53,292 INFO L902 garLoopResultBuilder]: At program point L6870(line 6870) the Hoare annotation is: true [2023-11-21 22:19:53,293 INFO L899 garLoopResultBuilder]: For program point L-1-6(line -1) no Hoare annotation was computed. [2023-11-21 22:19:53,293 INFO L899 garLoopResultBuilder]: For program point L6936-1(line 6936) no Hoare annotation was computed. [2023-11-21 22:19:53,293 INFO L902 garLoopResultBuilder]: At program point L6903(line 6903) the Hoare annotation is: true [2023-11-21 22:19:53,293 INFO L902 garLoopResultBuilder]: At program point L6936(line 6936) the Hoare annotation is: true [2023-11-21 22:19:53,293 INFO L902 garLoopResultBuilder]: At program point L-1-8(line -1) the Hoare annotation is: true [2023-11-21 22:19:53,294 INFO L899 garLoopResultBuilder]: For program point L-1-9(line -1) no Hoare annotation was computed. [2023-11-21 22:19:53,294 INFO L899 garLoopResultBuilder]: For program point L-1-10(line -1) no Hoare annotation was computed. [2023-11-21 22:19:53,294 INFO L899 garLoopResultBuilder]: For program point L6870-1(line 6870) no Hoare annotation was computed. [2023-11-21 22:19:53,294 INFO L902 garLoopResultBuilder]: At program point L7019(lines 7005 7022) the Hoare annotation is: true [2023-11-21 22:19:53,294 INFO L899 garLoopResultBuilder]: For program point scsi_tgt_copy_sense_returnLabel#1(lines 6842 6865) no Hoare annotation was computed. [2023-11-21 22:19:53,294 INFO L899 garLoopResultBuilder]: For program point L6953(lines 6953 6957) no Hoare annotation was computed. [2023-11-21 22:19:53,294 INFO L899 garLoopResultBuilder]: For program point L7465(line 7465) no Hoare annotation was computed. [2023-11-21 22:19:53,294 INFO L899 garLoopResultBuilder]: For program point L6838(line 6838) no Hoare annotation was computed. [2023-11-21 22:19:53,295 INFO L899 garLoopResultBuilder]: For program point L6871(lines 6871 6874) no Hoare annotation was computed. [2023-11-21 22:19:53,295 INFO L899 garLoopResultBuilder]: For program point L6425-1(line 6425) no Hoare annotation was computed. [2023-11-21 22:19:53,295 INFO L902 garLoopResultBuilder]: At program point L6425(line 6425) the Hoare annotation is: true [2023-11-21 22:19:53,295 INFO L899 garLoopResultBuilder]: For program point L6871-2(lines 6871 6874) no Hoare annotation was computed. [2023-11-21 22:19:53,295 INFO L899 garLoopResultBuilder]: For program point L7020(line 7020) no Hoare annotation was computed. [2023-11-21 22:19:53,295 INFO L899 garLoopResultBuilder]: For program point L7053-1(line 7053) no Hoare annotation was computed. [2023-11-21 22:19:53,295 INFO L902 garLoopResultBuilder]: At program point L7053(line 7053) the Hoare annotation is: true [2023-11-21 22:19:53,295 INFO L899 garLoopResultBuilder]: For program point L6822(lines 6822 6827) no Hoare annotation was computed. [2023-11-21 22:19:53,296 INFO L899 garLoopResultBuilder]: For program point scsi_map_user_pages_returnLabel#1(lines 6813 6841) no Hoare annotation was computed. [2023-11-21 22:19:53,296 INFO L899 garLoopResultBuilder]: For program point L6426(lines 6426 6437) no Hoare annotation was computed. [2023-11-21 22:19:53,296 INFO L899 garLoopResultBuilder]: For program point L6971-1(line 6971) no Hoare annotation was computed. [2023-11-21 22:19:53,296 INFO L902 garLoopResultBuilder]: At program point L6971(line 6971) the Hoare annotation is: true [2023-11-21 22:19:53,296 INFO L899 garLoopResultBuilder]: For program point L6872-1(line 6872) no Hoare annotation was computed. [2023-11-21 22:19:53,296 INFO L902 garLoopResultBuilder]: At program point L6872(line 6872) the Hoare annotation is: true [2023-11-21 22:19:53,296 INFO L899 garLoopResultBuilder]: For program point L6426-2(lines 6422 6438) no Hoare annotation was computed. [2023-11-21 22:19:53,296 INFO L899 garLoopResultBuilder]: For program point L7054(lines 7054 7058) no Hoare annotation was computed. [2023-11-21 22:19:53,296 INFO L899 garLoopResultBuilder]: For program point L6823-1(lines 6823 6824) no Hoare annotation was computed. [2023-11-21 22:19:53,297 INFO L902 garLoopResultBuilder]: At program point L6823(lines 6823 6824) the Hoare annotation is: true [2023-11-21 22:19:53,297 INFO L899 garLoopResultBuilder]: For program point L7615-1(line 7615) no Hoare annotation was computed. [2023-11-21 22:19:53,297 INFO L902 garLoopResultBuilder]: At program point L7615(line 7615) the Hoare annotation is: true [2023-11-21 22:19:53,297 INFO L899 garLoopResultBuilder]: For program point L7616-1(lines 7616 7617) no Hoare annotation was computed. [2023-11-21 22:19:53,297 INFO L902 garLoopResultBuilder]: At program point L7616(lines 7616 7617) the Hoare annotation is: true [2023-11-21 22:19:53,297 INFO L899 garLoopResultBuilder]: For program point tgt_ring_initFINAL(lines 7611 7637) no Hoare annotation was computed. [2023-11-21 22:19:53,297 INFO L899 garLoopResultBuilder]: For program point tgt_ring_initEXIT(lines 7611 7637) no Hoare annotation was computed. [2023-11-21 22:19:53,298 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 7611 7637) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-21 22:19:53,298 INFO L899 garLoopResultBuilder]: For program point L7622(lines 7622 7626) no Hoare annotation was computed. [2023-11-21 22:19:53,298 INFO L899 garLoopResultBuilder]: For program point L7623-1(line 7623) no Hoare annotation was computed. [2023-11-21 22:19:53,298 INFO L902 garLoopResultBuilder]: At program point L7623(line 7623) the Hoare annotation is: true [2023-11-21 22:19:53,298 INFO L899 garLoopResultBuilder]: For program point $Ultimate##4(lines 7629 7633) no Hoare annotation was computed. [2023-11-21 22:19:53,298 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 7842 7847) the Hoare annotation is: true [2023-11-21 22:19:53,298 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7845) no Hoare annotation was computed. [2023-11-21 22:19:53,298 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 7842 7847) no Hoare annotation was computed. [2023-11-21 22:19:53,299 INFO L899 garLoopResultBuilder]: For program point list_delEXIT(lines 8290 8292) no Hoare annotation was computed. [2023-11-21 22:19:53,299 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8290 8292) the Hoare annotation is: true [2023-11-21 22:19:53,299 INFO L899 garLoopResultBuilder]: For program point kmem_cache_freeEXIT(lines 8283 8285) no Hoare annotation was computed. [2023-11-21 22:19:53,299 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8283 8285) the Hoare annotation is: true [2023-11-21 22:19:53,299 INFO L899 garLoopResultBuilder]: For program point L7519(line 7519) no Hoare annotation was computed. [2023-11-21 22:19:53,299 INFO L899 garLoopResultBuilder]: For program point L7513-1(line 7513) no Hoare annotation was computed. [2023-11-21 22:19:53,299 INFO L902 garLoopResultBuilder]: At program point L7513(line 7513) the Hoare annotation is: true [2023-11-21 22:19:53,299 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7501 7527) the Hoare annotation is: true [2023-11-21 22:19:53,300 INFO L899 garLoopResultBuilder]: For program point L7524(line 7524) no Hoare annotation was computed. [2023-11-21 22:19:53,300 INFO L902 garLoopResultBuilder]: At program point L7520-2(lines 7520 7523) the Hoare annotation is: true [2023-11-21 22:19:53,300 INFO L899 garLoopResultBuilder]: For program point L7512-1(line 7512) no Hoare annotation was computed. [2023-11-21 22:19:53,300 INFO L902 garLoopResultBuilder]: At program point L7512(line 7512) the Hoare annotation is: true [2023-11-21 22:19:53,300 INFO L902 garLoopResultBuilder]: At program point L7514-2(lines 7514 7518) the Hoare annotation is: true [2023-11-21 22:19:53,300 INFO L899 garLoopResultBuilder]: For program point tgt_pollEXIT(lines 7501 7527) no Hoare annotation was computed. [2023-11-21 22:19:53,300 INFO L899 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveEXIT(lines 8235 8237) no Hoare annotation was computed. [2023-11-21 22:19:53,300 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8235 8237) the Hoare annotation is: true [2023-11-21 22:19:53,301 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7849 7854) the Hoare annotation is: true [2023-11-21 22:19:53,301 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 7849 7854) no Hoare annotation was computed. [2023-11-21 22:19:53,301 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7580 7587) the Hoare annotation is: true [2023-11-21 22:19:53,301 INFO L899 garLoopResultBuilder]: For program point tgt_openEXIT(lines 7580 7587) no Hoare annotation was computed. [2023-11-21 22:19:53,301 INFO L899 garLoopResultBuilder]: For program point L8333-1(line 8333) no Hoare annotation was computed. [2023-11-21 22:19:53,303 INFO L895 garLoopResultBuilder]: At program point L8333(line 8333) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-21 22:19:53,304 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 8332 8334) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-21 22:19:53,304 INFO L899 garLoopResultBuilder]: For program point scsi_host_lookupEXIT(lines 8332 8334) no Hoare annotation was computed. [2023-11-21 22:19:53,304 INFO L899 garLoopResultBuilder]: For program point L7576-1(line 7576) no Hoare annotation was computed. [2023-11-21 22:19:53,304 INFO L902 garLoopResultBuilder]: At program point L7576(line 7576) the Hoare annotation is: true [2023-11-21 22:19:53,305 INFO L899 garLoopResultBuilder]: For program point L7571-1(line 7571) no Hoare annotation was computed. [2023-11-21 22:19:53,305 INFO L899 garLoopResultBuilder]: For program point tgt_mmapEXIT(lines 7556 7579) no Hoare annotation was computed. [2023-11-21 22:19:53,305 INFO L902 garLoopResultBuilder]: At program point L7571(line 7571) the Hoare annotation is: true [2023-11-21 22:19:53,305 INFO L899 garLoopResultBuilder]: For program point L7572(lines 7572 7575) no Hoare annotation was computed. [2023-11-21 22:19:53,305 INFO L899 garLoopResultBuilder]: For program point tgt_mmapFINAL(lines 7556 7579) no Hoare annotation was computed. [2023-11-21 22:19:53,305 INFO L899 garLoopResultBuilder]: For program point L7564(lines 7564 7569) no Hoare annotation was computed. [2023-11-21 22:19:53,305 INFO L899 garLoopResultBuilder]: For program point L7565-1(lines 7565 7566) no Hoare annotation was computed. [2023-11-21 22:19:53,305 INFO L902 garLoopResultBuilder]: At program point L7565(lines 7565 7566) the Hoare annotation is: true [2023-11-21 22:19:53,306 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7556 7579) the Hoare annotation is: true [2023-11-21 22:19:53,306 INFO L899 garLoopResultBuilder]: For program point L7560(lines 7560 7563) no Hoare annotation was computed. [2023-11-21 22:19:53,306 INFO L899 garLoopResultBuilder]: For program point kmem_cache_destroyEXIT(lines 8280 8282) no Hoare annotation was computed. [2023-11-21 22:19:53,306 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8280 8282) the Hoare annotation is: true [2023-11-21 22:19:53,306 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 8231 8233) no Hoare annotation was computed. [2023-11-21 22:19:53,306 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8231 8233) the Hoare annotation is: true [2023-11-21 22:19:53,306 INFO L899 garLoopResultBuilder]: For program point L7137(lines 7137 7142) no Hoare annotation was computed. [2023-11-21 22:19:53,306 INFO L899 garLoopResultBuilder]: For program point L7699-1(line 7699) no Hoare annotation was computed. [2023-11-21 22:19:53,307 INFO L895 garLoopResultBuilder]: At program point L7699(line 7699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,307 INFO L899 garLoopResultBuilder]: For program point scsi_tgt_init_returnLabel#1(lines 7070 7101) no Hoare annotation was computed. [2023-11-21 22:19:53,307 INFO L895 garLoopResultBuilder]: At program point L7650(line 7650) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,307 INFO L899 garLoopResultBuilder]: For program point L7716(line 7716) no Hoare annotation was computed. [2023-11-21 22:19:53,307 INFO L899 garLoopResultBuilder]: For program point L7105-1(line 7105) no Hoare annotation was computed. [2023-11-21 22:19:53,307 INFO L895 garLoopResultBuilder]: At program point L7105(line 7105) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,307 INFO L899 garLoopResultBuilder]: For program point L7650-1(line 7650) no Hoare annotation was computed. [2023-11-21 22:19:53,307 INFO L895 garLoopResultBuilder]: At program point L8278(line 8278) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,308 INFO L895 garLoopResultBuilder]: At program point L7667(lines 7649 7671) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,308 INFO L899 garLoopResultBuilder]: For program point L8278-1(line 8278) no Hoare annotation was computed. [2023-11-21 22:19:53,308 INFO L899 garLoopResultBuilder]: For program point L7717-2(lines 7691 7756) no Hoare annotation was computed. [2023-11-21 22:19:53,308 INFO L899 garLoopResultBuilder]: For program point L7651(lines 7651 7654) no Hoare annotation was computed. [2023-11-21 22:19:53,308 INFO L899 garLoopResultBuilder]: For program point L7717(lines 7717 7721) no Hoare annotation was computed. [2023-11-21 22:19:53,308 INFO L899 garLoopResultBuilder]: For program point L7090(lines 7090 7093) no Hoare annotation was computed. [2023-11-21 22:19:53,308 INFO L899 garLoopResultBuilder]: For program point L7123(lines 7118 7174) no Hoare annotation was computed. [2023-11-21 22:19:53,308 INFO L895 garLoopResultBuilder]: At program point L7718(line 7718) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,309 INFO L899 garLoopResultBuilder]: For program point ldv_main_exported_1_returnLabel#1(lines 7687 7760) no Hoare annotation was computed. [2023-11-21 22:19:53,309 INFO L899 garLoopResultBuilder]: For program point L7107-1(lines 7102 7110) no Hoare annotation was computed. [2023-11-21 22:19:53,309 INFO L895 garLoopResultBuilder]: At program point L7107(line 7107) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,309 INFO L899 garLoopResultBuilder]: For program point L8197-1(line 8197) no Hoare annotation was computed. [2023-11-21 22:19:53,309 INFO L899 garLoopResultBuilder]: For program point L7718-1(line 7718) no Hoare annotation was computed. [2023-11-21 22:19:53,309 INFO L895 garLoopResultBuilder]: At program point L8197(line 8197) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,309 INFO L899 garLoopResultBuilder]: For program point L7735(line 7735) no Hoare annotation was computed. [2023-11-21 22:19:53,309 INFO L899 garLoopResultBuilder]: For program point L7669(line 7669) no Hoare annotation was computed. [2023-11-21 22:19:53,310 INFO L899 garLoopResultBuilder]: For program point L8181(lines 8181 8184) no Hoare annotation was computed. [2023-11-21 22:19:53,310 INFO L899 garLoopResultBuilder]: For program point L7736(lines 7736 7744) no Hoare annotation was computed. [2023-11-21 22:19:53,311 INFO L899 garLoopResultBuilder]: For program point L7126(line 7126) no Hoare annotation was computed. [2023-11-21 22:19:53,312 INFO L899 garLoopResultBuilder]: For program point L8183-1(lines 8180 8194) no Hoare annotation was computed. [2023-11-21 22:19:53,312 INFO L895 garLoopResultBuilder]: At program point L8183(line 8183) the Hoare annotation is: false [2023-11-21 22:19:53,312 INFO L899 garLoopResultBuilder]: For program point L7704(line 7704) no Hoare annotation was computed. [2023-11-21 22:19:53,312 INFO L899 garLoopResultBuilder]: For program point L7737-1(line 7737) no Hoare annotation was computed. [2023-11-21 22:19:53,312 INFO L895 garLoopResultBuilder]: At program point L7737(line 7737) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,313 INFO L899 garLoopResultBuilder]: For program point L7655-1(line 7655) no Hoare annotation was computed. [2023-11-21 22:19:53,313 INFO L895 garLoopResultBuilder]: At program point L7655(line 7655) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,313 INFO L899 garLoopResultBuilder]: For program point L7077(lines 7077 7080) no Hoare annotation was computed. [2023-11-21 22:19:53,313 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:19:53,313 INFO L899 garLoopResultBuilder]: For program point L7127(lines 7127 7130) no Hoare annotation was computed. [2023-11-21 22:19:53,313 INFO L899 garLoopResultBuilder]: For program point L7705-2(lines 7691 7756) no Hoare annotation was computed. [2023-11-21 22:19:53,313 INFO L899 garLoopResultBuilder]: For program point L7705(lines 7705 7709) no Hoare annotation was computed. [2023-11-21 22:19:53,313 INFO L899 garLoopResultBuilder]: For program point L7144(line 7144) no Hoare annotation was computed. [2023-11-21 22:19:53,314 INFO L899 garLoopResultBuilder]: For program point L7656(lines 7656 7659) no Hoare annotation was computed. [2023-11-21 22:19:53,314 INFO L895 garLoopResultBuilder]: At program point L7706(line 7706) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,314 INFO L899 garLoopResultBuilder]: For program point L7706-1(line 7706) no Hoare annotation was computed. [2023-11-21 22:19:53,314 INFO L899 garLoopResultBuilder]: For program point L7723-1(line 7723) no Hoare annotation was computed. [2023-11-21 22:19:53,314 INFO L895 garLoopResultBuilder]: At program point L7723(line 7723) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,315 INFO L899 garLoopResultBuilder]: For program point L7145(lines 7145 7157) no Hoare annotation was computed. [2023-11-21 22:19:53,317 INFO L895 garLoopResultBuilder]: At program point L7641-1(line 7641) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,318 INFO L895 garLoopResultBuilder]: At program point L7096(lines 7075 7100) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,318 INFO L895 garLoopResultBuilder]: At program point L7641(line 7641) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,318 INFO L899 garLoopResultBuilder]: For program point L7642(line 7642) no Hoare annotation was computed. [2023-11-21 22:19:53,318 INFO L899 garLoopResultBuilder]: For program point L8187-1(lines 8180 8194) no Hoare annotation was computed. [2023-11-21 22:19:53,319 INFO L895 garLoopResultBuilder]: At program point L8187(line 8187) the Hoare annotation is: false [2023-11-21 22:19:53,319 INFO L899 garLoopResultBuilder]: For program point L7692(line 7692) no Hoare annotation was computed. [2023-11-21 22:19:53,319 INFO L899 garLoopResultBuilder]: For program point L7147-2(lines 7145 7156) no Hoare annotation was computed. [2023-11-21 22:19:53,319 INFO L899 garLoopResultBuilder]: For program point L7098(line 7098) no Hoare annotation was computed. [2023-11-21 22:19:53,319 INFO L899 garLoopResultBuilder]: For program point L7693-2(lines 7691 7756) no Hoare annotation was computed. [2023-11-21 22:19:53,319 INFO L899 garLoopResultBuilder]: For program point L7693(lines 7693 7697) no Hoare annotation was computed. [2023-11-21 22:19:53,319 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 22:19:53,319 INFO L899 garLoopResultBuilder]: For program point L7132(line 7132) no Hoare annotation was computed. [2023-11-21 22:19:53,320 INFO L899 garLoopResultBuilder]: For program point main_ldv_final#1(lines 7118 7174) no Hoare annotation was computed. [2023-11-21 22:19:53,320 INFO L895 garLoopResultBuilder]: At program point L7694(line 7694) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,320 INFO L895 garLoopResultBuilder]: At program point scsi_tgt_if_init_free_rx_ring#1(lines 7649 7671) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,320 INFO L899 garLoopResultBuilder]: For program point L7694-1(line 7694) no Hoare annotation was computed. [2023-11-21 22:19:53,320 INFO L899 garLoopResultBuilder]: For program point L7661(lines 7661 7664) no Hoare annotation was computed. [2023-11-21 22:19:53,320 INFO L895 garLoopResultBuilder]: At program point scsi_tgt_init_destroy_wq#1(lines 7075 7100) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,320 INFO L899 garLoopResultBuilder]: For program point L7711-1(line 7711) no Hoare annotation was computed. [2023-11-21 22:19:53,320 INFO L895 garLoopResultBuilder]: At program point L7711(line 7711) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2023-11-21 22:19:53,321 INFO L899 garLoopResultBuilder]: For program point L7133(lines 7133 7164) no Hoare annotation was computed. [2023-11-21 22:19:53,321 INFO L899 garLoopResultBuilder]: For program point L7728(line 7728) no Hoare annotation was computed. [2023-11-21 22:19:53,321 INFO L899 garLoopResultBuilder]: For program point L7084(lines 7084 7088) no Hoare annotation was computed. [2023-11-21 22:19:53,321 INFO L899 garLoopResultBuilder]: For program point L8191-1(lines 8178 8195) no Hoare annotation was computed. [2023-11-21 22:19:53,321 INFO L895 garLoopResultBuilder]: At program point L8191(line 8191) the Hoare annotation is: false [2023-11-21 22:19:53,321 INFO L899 garLoopResultBuilder]: For program point L7136(line 7136) no Hoare annotation was computed. [2023-11-21 22:19:53,321 INFO L899 garLoopResultBuilder]: For program point scsi_tgt_if_init_returnLabel#1(lines 7647 7672) no Hoare annotation was computed. [2023-11-21 22:19:53,338 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6765 6771) the Hoare annotation is: true [2023-11-21 22:19:53,339 INFO L899 garLoopResultBuilder]: For program point scsi_tgt_cmd_to_hostEXIT(lines 6765 6771) no Hoare annotation was computed. [2023-11-21 22:19:53,339 INFO L899 garLoopResultBuilder]: For program point spinlock_checkEXIT(lines 6342 6347) no Hoare annotation was computed. [2023-11-21 22:19:53,339 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6342 6347) the Hoare annotation is: true [2023-11-21 22:19:53,342 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-21 22:19:53,345 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:19:53,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:19:53 BoogieIcfgContainer [2023-11-21 22:19:53,361 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:19:53,362 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:19:53,362 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:19:53,362 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:19:53,363 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:19:49" (3/4) ... [2023-11-21 22:19:53,365 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 22:19:53,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_ring_idx_inc [2023-11-21 22:19:53,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __raw_spin_lock_init [2023-11-21 22:19:53,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_ring_exit [2023-11-21 22:19:53,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure uspace_ring_map [2023-11-21 22:19:53,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2023-11-21 22:19:53,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_tgt_cmd_destroy [2023-11-21 22:19:53,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_write [2023-11-21 22:19:53,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_ring_init [2023-11-21 22:19:53,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-21 22:19:53,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure list_del [2023-11-21 22:19:53,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kmem_cache_free [2023-11-21 22:19:53,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_head_event [2023-11-21 22:19:53,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_poll [2023-11-21 22:19:53,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_unmap_user_pages [2023-11-21 22:19:53,370 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2023-11-21 22:19:53,371 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_host_put [2023-11-21 22:19:53,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hash_64 [2023-11-21 22:19:53,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2023-11-21 22:19:53,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2023-11-21 22:19:53,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_open [2023-11-21 22:19:53,372 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_host_lookup [2023-11-21 22:19:53,373 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_mmap [2023-11-21 22:19:53,373 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_release_buffers [2023-11-21 22:19:53,373 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kmem_cache_destroy [2023-11-21 22:19:53,373 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2023-11-21 22:19:53,373 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-21 22:19:53,373 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure destroy_workqueue [2023-11-21 22:19:53,373 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2023-11-21 22:19:53,374 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure list_add [2023-11-21 22:19:53,374 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_tgt_cmd_to_host [2023-11-21 22:19:53,374 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2023-11-21 22:19:53,408 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 231 nodes and edges [2023-11-21 22:19:53,411 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 79 nodes and edges [2023-11-21 22:19:53,414 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-21 22:19:53,417 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-21 22:19:53,421 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-21 22:19:53,424 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 22:19:53,683 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 22:19:53,684 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 22:19:53,684 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:19:53,685 INFO L158 Benchmark]: Toolchain (without parser) took 9381.56ms. Allocated memory was 134.2MB in the beginning and 264.2MB in the end (delta: 130.0MB). Free memory was 81.0MB in the beginning and 162.8MB in the end (delta: -81.9MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2023-11-21 22:19:53,685 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 100.7MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:19:53,685 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2301.72ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 81.0MB in the beginning and 99.0MB in the end (delta: -18.1MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2023-11-21 22:19:53,686 INFO L158 Benchmark]: Boogie Procedure Inliner took 140.35ms. Allocated memory is still 182.5MB. Free memory was 99.0MB in the beginning and 89.7MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 22:19:53,686 INFO L158 Benchmark]: Boogie Preprocessor took 319.91ms. Allocated memory is still 182.5MB. Free memory was 89.7MB in the beginning and 110.8MB in the end (delta: -21.1MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2023-11-21 22:19:53,687 INFO L158 Benchmark]: RCFGBuilder took 1960.95ms. Allocated memory was 182.5MB in the beginning and 264.2MB in the end (delta: 81.8MB). Free memory was 110.8MB in the beginning and 170.6MB in the end (delta: -59.8MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. [2023-11-21 22:19:53,687 INFO L158 Benchmark]: TraceAbstraction took 4324.42ms. Allocated memory is still 264.2MB. Free memory was 169.6MB in the beginning and 188.0MB in the end (delta: -18.4MB). Peak memory consumption was 114.1MB. Max. memory is 16.1GB. [2023-11-21 22:19:53,687 INFO L158 Benchmark]: Witness Printer took 322.02ms. Allocated memory is still 264.2MB. Free memory was 188.0MB in the beginning and 162.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 22:19:53,690 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 100.7MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2301.72ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 81.0MB in the beginning and 99.0MB in the end (delta: -18.1MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 140.35ms. Allocated memory is still 182.5MB. Free memory was 99.0MB in the beginning and 89.7MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 319.91ms. Allocated memory is still 182.5MB. Free memory was 89.7MB in the beginning and 110.8MB in the end (delta: -21.1MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1960.95ms. Allocated memory was 182.5MB in the beginning and 264.2MB in the end (delta: 81.8MB). Free memory was 110.8MB in the beginning and 170.6MB in the end (delta: -59.8MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. * TraceAbstraction took 4324.42ms. Allocated memory is still 264.2MB. Free memory was 169.6MB in the beginning and 188.0MB in the end (delta: -18.4MB). Peak memory consumption was 114.1MB. Max. memory is 16.1GB. * Witness Printer took 322.02ms. Allocated memory is still 264.2MB. Free memory was 188.0MB in the beginning and 162.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7332]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7332] * 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: 7845]: 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 32 procedures, 306 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1386 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1209 mSDsluCounter, 1369 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 488 mSDsCounter, 414 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 650 IncrementalHoareTripleChecker+Invalid, 1064 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 414 mSolverCounterUnsat, 881 mSDtfsCounter, 650 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=306occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 36 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 114 LocationsWithAnnotation, 240 PreInvPairs, 252 NumberOfFragments, 380 HoareAnnotationTreeSize, 240 FomulaSimplifications, 708 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 114 FomulaSimplificationsInter, 2123 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 57 ConstructedInterpolants, 0 QuantifiedInterpolants, 165 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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 1 specifications checked. All of them hold - InvariantResult [Line: 6932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7649]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_lock == 1)) && (ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) - InvariantResult [Line: 7051]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6348]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7649]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_lock == 1)) && (ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) - InvariantResult [Line: 6377]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 7075]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_lock == 1)) && (ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) - InvariantResult [Line: 7005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6890]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6597]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7501]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7075]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_lock == 1)) && (ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) RESULT: Ultimate proved your program to be correct! [2023-11-21 22:19:53,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a932365-e8f9-496e-9191-67b963d1883f/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE