./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/bin/uautomizer-verify-uCwYo4JHxu --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 fdbc5180119fad988a6a3a24d2f5ed804cbc2cd6d0e7bbb402b6d4dd37802e45 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:44:45,013 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:44:45,101 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:44:45,113 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:44:45,113 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:44:45,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:44:45,153 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:44:45,154 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:44:45,155 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:44:45,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:44:45,156 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:44:45,157 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:44:45,158 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:44:45,158 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:44:45,159 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:44:45,159 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:44:45,160 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:44:45,161 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:44:45,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:44:45,162 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:44:45,163 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:44:45,170 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:44:45,171 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:44:45,172 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:44:45,176 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:44:45,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:44:45,177 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:44:45,178 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:44:45,178 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:44:45,179 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:44:45,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:44:45,180 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:44:45,181 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:44:45,181 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:44:45,181 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:44:45,182 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:44:45,182 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_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdbc5180119fad988a6a3a24d2f5ed804cbc2cd6d0e7bbb402b6d4dd37802e45 [2023-11-19 07:44:45,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:44:45,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:44:45,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:44:45,524 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:44:45,525 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:44:45,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2023-11-19 07:44:48,753 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:44:49,502 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:44:49,504 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2023-11-19 07:44:49,565 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/bin/uautomizer-verify-uCwYo4JHxu/data/f6652dda8/f77b06f7fedb4e8baecb7753ee0a6584/FLAG9b0c4af33 [2023-11-19 07:44:49,588 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/bin/uautomizer-verify-uCwYo4JHxu/data/f6652dda8/f77b06f7fedb4e8baecb7753ee0a6584 [2023-11-19 07:44:49,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:44:49,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:44:49,602 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:44:49,603 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:44:49,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:44:49,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:44:49" (1/1) ... [2023-11-19 07:44:49,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1caf0b34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:49, skipping insertion in model container [2023-11-19 07:44:49,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:44:49" (1/1) ... [2023-11-19 07:44:49,832 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:44:53,307 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_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394320,394333] [2023-11-19 07:44:53,312 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_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394489,394502] [2023-11-19 07:44:53,312 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_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394656,394669] [2023-11-19 07:44:53,313 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_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394824,394837] [2023-11-19 07:44:53,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:44:53,396 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:44:53,533 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5400] [2023-11-19 07:44:53,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5408] [2023-11-19 07:44:54,346 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [7344] [2023-11-19 07:44:54,346 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [7351] [2023-11-19 07:44:54,347 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7358] [2023-11-19 07:44:54,347 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [7371] [2023-11-19 07:44:54,780 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_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394320,394333] [2023-11-19 07:44:54,781 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_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394489,394502] [2023-11-19 07:44:54,781 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_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394656,394669] [2023-11-19 07:44:54,782 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_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394824,394837] [2023-11-19 07:44:54,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:44:55,106 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:44:55,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55 WrapperNode [2023-11-19 07:44:55,107 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:44:55,108 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:44:55,108 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:44:55,108 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:44:55,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,231 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,518 INFO L138 Inliner]: procedures = 495, calls = 2673, calls flagged for inlining = 242, calls inlined = 227, statements flattened = 5576 [2023-11-19 07:44:55,519 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:44:55,520 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:44:55,520 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:44:55,520 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:44:55,530 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,602 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,602 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,740 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,770 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,812 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,842 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:44:55,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:44:55,909 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:44:55,909 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:44:55,910 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:44:55,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:44:55,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:44:55,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62af01d-b5ef-4cc3-a9b3-ff11b9cf637e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:44:55,997 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2023-11-19 07:44:55,997 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2023-11-19 07:44:55,998 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 07:44:55,998 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 07:44:55,998 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_crc_length [2023-11-19 07:44:55,998 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_crc_length [2023-11-19 07:44:55,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:44:55,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:44:55,999 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2023-11-19 07:44:55,999 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2023-11-19 07:44:55,999 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2023-11-19 07:44:55,999 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2023-11-19 07:44:55,999 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 07:44:56,000 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 07:44:56,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:44:56,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:44:56,001 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_default [2023-11-19 07:44:56,001 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_default [2023-11-19 07:44:56,001 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2023-11-19 07:44:56,001 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2023-11-19 07:44:56,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-19 07:44:56,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-19 07:44:56,003 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_status [2023-11-19 07:44:56,003 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_status [2023-11-19 07:44:56,003 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2023-11-19 07:44:56,005 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2023-11-19 07:44:56,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_64 [2023-11-19 07:44:56,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_64 [2023-11-19 07:44:56,006 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set_1 [2023-11-19 07:44:56,006 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set_1 [2023-11-19 07:44:56,006 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-19 07:44:56,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-19 07:44:56,006 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2023-11-19 07:44:56,006 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2023-11-19 07:44:56,007 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_watchdog [2023-11-19 07:44:56,007 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_watchdog [2023-11-19 07:44:56,007 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2023-11-19 07:44:56,007 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2023-11-19 07:44:56,007 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2023-11-19 07:44:56,007 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2023-11-19 07:44:56,008 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2023-11-19 07:44:56,008 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2023-11-19 07:44:56,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 07:44:56,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 07:44:56,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:44:56,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:44:56,009 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2023-11-19 07:44:56,009 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2023-11-19 07:44:56,009 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_get_link_status [2023-11-19 07:44:56,009 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_get_link_status [2023-11-19 07:44:56,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:44:56,009 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-19 07:44:56,009 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-19 07:44:56,010 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 07:44:56,010 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 07:44:56,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:44:56,011 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-19 07:44:56,011 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-19 07:44:56,012 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_default [2023-11-19 07:44:56,012 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_default [2023-11-19 07:44:56,012 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_clock [2023-11-19 07:44:56,013 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_clock [2023-11-19 07:44:56,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:44:56,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 07:44:56,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 07:44:56,014 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2023-11-19 07:44:56,014 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2023-11-19 07:44:56,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:44:56,014 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2023-11-19 07:44:56,015 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2023-11-19 07:44:56,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 07:44:56,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 07:44:56,015 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_default [2023-11-19 07:44:56,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_default [2023-11-19 07:44:56,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 07:44:56,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 07:44:56,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 07:44:56,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 07:44:56,016 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2023-11-19 07:44:56,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2023-11-19 07:44:56,017 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2023-11-19 07:44:56,017 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2023-11-19 07:44:56,017 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 07:44:56,018 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 07:44:56,018 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-19 07:44:56,018 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-19 07:44:56,018 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_crc_length [2023-11-19 07:44:56,018 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_crc_length [2023-11-19 07:44:56,018 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2023-11-19 07:44:56,019 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2023-11-19 07:44:56,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-19 07:44:56,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-19 07:44:56,019 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2023-11-19 07:44:56,019 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2023-11-19 07:44:56,019 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2023-11-19 07:44:56,020 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2023-11-19 07:44:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:44:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 07:44:56,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 07:44:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-19 07:44:56,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-19 07:44:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:44:56,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 07:44:56,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 07:44:56,021 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 07:44:56,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 07:44:56,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2023-11-19 07:44:56,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2023-11-19 07:44:56,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:44:56,022 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2023-11-19 07:44:56,023 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2023-11-19 07:44:56,023 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:44:56,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:44:56,023 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-19 07:44:56,023 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-19 07:44:56,024 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:44:56,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:44:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_init [2023-11-19 07:44:56,025 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_init [2023-11-19 07:44:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-19 07:44:56,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-19 07:44:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2023-11-19 07:44:56,025 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2023-11-19 07:44:56,025 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-19 07:44:56,026 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-19 07:44:56,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-19 07:44:56,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-19 07:44:56,026 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_watchdog [2023-11-19 07:44:56,026 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_watchdog [2023-11-19 07:44:56,027 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_status [2023-11-19 07:44:56,027 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_status [2023-11-19 07:44:56,027 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2023-11-19 07:44:56,027 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2023-11-19 07:44:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_clock [2023-11-19 07:44:56,028 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_clock [2023-11-19 07:44:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2023-11-19 07:44:56,028 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2023-11-19 07:44:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:44:56,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:44:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2023-11-19 07:44:56,029 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2023-11-19 07:44:56,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:44:56,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:44:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:44:56,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:44:56,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2023-11-19 07:44:56,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2023-11-19 07:44:56,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-19 07:44:56,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-19 07:44:56,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 07:44:56,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 07:44:56,037 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_get_link_status [2023-11-19 07:44:56,038 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_get_link_status [2023-11-19 07:44:56,043 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2023-11-19 07:44:56,044 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2023-11-19 07:44:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_status [2023-11-19 07:44:56,044 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_status [2023-11-19 07:44:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:44:56,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:44:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_get_link_status [2023-11-19 07:44:56,044 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_get_link_status [2023-11-19 07:44:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_init [2023-11-19 07:44:56,045 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_init [2023-11-19 07:44:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 07:44:56,045 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 07:44:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2023-11-19 07:44:56,045 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2023-11-19 07:44:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_init [2023-11-19 07:44:56,046 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_init [2023-11-19 07:44:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2023-11-19 07:44:56,046 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2023-11-19 07:44:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-19 07:44:56,046 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-19 07:44:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:44:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2023-11-19 07:44:56,047 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2023-11-19 07:44:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2023-11-19 07:44:56,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2023-11-19 07:44:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:44:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-19 07:44:56,047 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-19 07:44:56,048 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2023-11-19 07:44:56,048 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2023-11-19 07:44:56,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:44:56,048 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-19 07:44:56,048 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-19 07:44:56,048 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_speed [2023-11-19 07:44:56,048 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_speed [2023-11-19 07:44:56,049 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:44:56,049 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:44:56,049 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_crc_length [2023-11-19 07:44:56,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_crc_length [2023-11-19 07:44:56,049 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 07:44:56,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 07:44:56,049 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2023-11-19 07:44:56,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2023-11-19 07:44:56,050 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2023-11-19 07:44:56,050 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2023-11-19 07:44:56,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 07:44:56,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 07:44:56,050 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-19 07:44:56,050 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-19 07:44:56,050 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2023-11-19 07:44:56,051 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2023-11-19 07:44:56,051 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2023-11-19 07:44:56,051 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2023-11-19 07:44:56,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 07:44:56,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 07:44:56,051 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-19 07:44:56,051 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-19 07:44:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 07:44:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 07:44:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_link_status [2023-11-19 07:44:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_link_status [2023-11-19 07:44:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_watchdog [2023-11-19 07:44:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_watchdog [2023-11-19 07:44:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:44:56,053 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:44:56,053 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_watchdog [2023-11-19 07:44:56,053 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_watchdog [2023-11-19 07:44:56,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:44:56,053 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-11-19 07:44:56,053 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-11-19 07:44:56,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:44:56,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:44:56,054 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_link_status [2023-11-19 07:44:56,054 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_link_status [2023-11-19 07:44:56,054 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_init [2023-11-19 07:44:56,054 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_init [2023-11-19 07:44:56,054 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2023-11-19 07:44:56,054 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2023-11-19 07:44:56,054 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_default [2023-11-19 07:44:56,055 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_default [2023-11-19 07:44:56,055 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-19 07:44:56,055 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-19 07:44:56,055 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_crc_length [2023-11-19 07:44:56,055 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_crc_length [2023-11-19 07:44:56,055 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_clock [2023-11-19 07:44:56,055 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_clock [2023-11-19 07:44:56,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 07:44:56,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 07:44:56,056 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set2_1 [2023-11-19 07:44:56,056 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set2_1 [2023-11-19 07:44:56,056 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2023-11-19 07:44:56,056 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2023-11-19 07:44:56,056 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-19 07:44:56,057 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-19 07:44:56,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:44:56,057 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-19 07:44:56,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-19 07:44:56,057 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2023-11-19 07:44:56,057 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2023-11-19 07:44:56,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 07:44:56,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 07:44:56,058 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2023-11-19 07:44:56,058 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2023-11-19 07:44:57,136 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:44:57,142 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:44:57,634 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:44:59,531 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call #t~mem1380#1.base, #t~mem1380#1.offset := read~$Pointer$(~sc#1.base, 141 + ~sc#1.offset, 8); [2023-11-19 07:44:59,531 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L12881: SUMMARY for call lmc_trace(#t~mem1380#1.base, #t~mem1380#1.offset, 129, 0); srcloc: null [2023-11-19 07:44:59,531 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L12881-1: havoc #t~mem1380#1.base, #t~mem1380#1.offset; [2023-11-19 07:45:03,840 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 07:45:04,087 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:45:04,134 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:45:04,135 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:45:04,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:45:04 BoogieIcfgContainer [2023-11-19 07:45:04,154 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:45:04,158 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:45:04,158 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:45:04,163 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:45:04,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:44:49" (1/3) ... [2023-11-19 07:45:04,169 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f4b3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:45:04, skipping insertion in model container [2023-11-19 07:45:04,169 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (2/3) ... [2023-11-19 07:45:04,170 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f4b3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:45:04, skipping insertion in model container [2023-11-19 07:45:04,170 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:45:04" (3/3) ... [2023-11-19 07:45:04,174 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2023-11-19 07:45:04,195 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:45:04,195 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-19 07:45:04,327 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:45:04,335 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;@64db20f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:45:04,335 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-19 07:45:04,352 INFO L276 IsEmpty]: Start isEmpty. Operand has 2974 states, 2018 states have (on average 1.3562933597621407) internal successors, (2737), 2088 states have internal predecessors, (2737), 834 states have call successors, (834), 120 states have call predecessors, (834), 119 states have return successors, (827), 784 states have call predecessors, (827), 827 states have call successors, (827) [2023-11-19 07:45:04,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-19 07:45:04,388 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:45:04,389 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:45:04,389 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-19 07:45:04,395 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:45:04,395 INFO L85 PathProgramCache]: Analyzing trace with hash -1315466210, now seen corresponding path program 1 times [2023-11-19 07:45:04,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:45:04,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080659454] [2023-11-19 07:45:04,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:45:04,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:45:04,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:45:05,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:45:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:45:05,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:45:05,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:45:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:45:05,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:05,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:45:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:45:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:45:05,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:45:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:05,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:45:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:45:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:45:05,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:05,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:45:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:05,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:45:05,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:05,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-11-19 07:45:05,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:06,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-19 07:45:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:06,019 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 07:45:06,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:45:06,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080659454] [2023-11-19 07:45:06,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080659454] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:45:06,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:45:06,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:45:06,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896125099] [2023-11-19 07:45:06,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:45:06,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:45:06,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:45:06,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:45:06,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:45:06,084 INFO L87 Difference]: Start difference. First operand has 2974 states, 2018 states have (on average 1.3562933597621407) internal successors, (2737), 2088 states have internal predecessors, (2737), 834 states have call successors, (834), 120 states have call predecessors, (834), 119 states have return successors, (827), 784 states have call predecessors, (827), 827 states have call successors, (827) Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-19 07:45:19,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:45:19,286 INFO L93 Difference]: Finished difference Result 8956 states and 14015 transitions. [2023-11-19 07:45:19,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:45:19,289 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 195 [2023-11-19 07:45:19,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:45:19,397 INFO L225 Difference]: With dead ends: 8956 [2023-11-19 07:45:19,397 INFO L226 Difference]: Without dead ends: 6006 [2023-11-19 07:45:19,449 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:45:19,453 INFO L413 NwaCegarLoop]: 2431 mSDtfsCounter, 6142 mSDsluCounter, 3371 mSDsCounter, 0 mSdLazyCounter, 4808 mSolverCounterSat, 2495 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6939 SdHoareTripleChecker+Valid, 5802 SdHoareTripleChecker+Invalid, 7303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2495 IncrementalHoareTripleChecker+Valid, 4808 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:45:19,454 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6939 Valid, 5802 Invalid, 7303 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2495 Valid, 4808 Invalid, 0 Unknown, 0 Unchecked, 12.2s Time] [2023-11-19 07:45:19,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6006 states. [2023-11-19 07:45:20,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6006 to 5786. [2023-11-19 07:45:20,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5786 states, 3945 states have (on average 1.332319391634981) internal successors, (5256), 4084 states have internal predecessors, (5256), 1604 states have call successors, (1604), 235 states have call predecessors, (1604), 234 states have return successors, (1600), 1514 states have call predecessors, (1600), 1600 states have call successors, (1600) [2023-11-19 07:45:20,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5786 states to 5786 states and 8460 transitions. [2023-11-19 07:45:20,172 INFO L78 Accepts]: Start accepts. Automaton has 5786 states and 8460 transitions. Word has length 195 [2023-11-19 07:45:20,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:45:20,178 INFO L495 AbstractCegarLoop]: Abstraction has 5786 states and 8460 transitions. [2023-11-19 07:45:20,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-19 07:45:20,178 INFO L276 IsEmpty]: Start isEmpty. Operand 5786 states and 8460 transitions. [2023-11-19 07:45:20,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-19 07:45:20,199 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:45:20,202 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:45:20,202 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:45:20,203 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-19 07:45:20,203 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:45:20,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1686912204, now seen corresponding path program 1 times [2023-11-19 07:45:20,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:45:20,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118332742] [2023-11-19 07:45:20,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:45:20,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:45:20,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:45:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:20,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:45:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:45:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:45:20,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:20,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:45:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:45:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:20,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:45:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:20,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:45:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:20,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:45:20,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:45:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:20,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:45:21,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:21,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:21,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:21,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:45:21,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:21,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:21,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:21,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:45:21,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:21,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:21,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:45:21,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:21,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:21,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:21,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:45:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:21,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:21,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-11-19 07:45:21,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:21,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-19 07:45:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:21,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-19 07:45:21,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:21,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:45:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:21,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2023-11-19 07:45:21,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:21,181 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 07:45:21,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:45:21,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118332742] [2023-11-19 07:45:21,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118332742] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:45:21,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:45:21,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:45:21,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153542691] [2023-11-19 07:45:21,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:45:21,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:45:21,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:45:21,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:45:21,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:45:21,190 INFO L87 Difference]: Start difference. First operand 5786 states and 8460 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21)