./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.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_c8260ee6-bece-44ef-97b1-0ee376eb0082/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8260ee6-bece-44ef-97b1-0ee376eb0082/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_c8260ee6-bece-44ef-97b1-0ee376eb0082/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8260ee6-bece-44ef-97b1-0ee376eb0082/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8260ee6-bece-44ef-97b1-0ee376eb0082/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_c8260ee6-bece-44ef-97b1-0ee376eb0082/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 fbb6aba39a63540626ae26255eab93a5f2c0864f87ba11cb320579066e7aefd2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:23:39,571 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:23:39,640 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8260ee6-bece-44ef-97b1-0ee376eb0082/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 22:23:39,646 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:23:39,647 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:23:39,674 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:23:39,675 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:23:39,676 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:23:39,677 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:23:39,678 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:23:39,678 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:23:39,679 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:23:39,680 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:23:39,681 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:23:39,681 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:23:39,682 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:23:39,682 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:23:39,683 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:23:39,684 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:23:39,684 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:23:39,685 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:23:39,686 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:23:39,686 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:23:39,687 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:23:39,687 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:23:39,688 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:23:39,688 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:23:39,689 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:23:39,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:23:39,690 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:23:39,691 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:23:39,691 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:23:39,695 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:23:39,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:23:39,696 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:23:39,696 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:23:39,697 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:23:39,697 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:23:39,697 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:23:39,697 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_c8260ee6-bece-44ef-97b1-0ee376eb0082/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8260ee6-bece-44ef-97b1-0ee376eb0082/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbb6aba39a63540626ae26255eab93a5f2c0864f87ba11cb320579066e7aefd2 [2023-11-21 22:23:40,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:23:40,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:23:40,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:23:40,067 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:23:40,068 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:23:40,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8260ee6-bece-44ef-97b1-0ee376eb0082/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2023-11-21 22:23:43,225 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:23:43,889 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:23:43,889 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8260ee6-bece-44ef-97b1-0ee376eb0082/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2023-11-21 22:23:43,941 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8260ee6-bece-44ef-97b1-0ee376eb0082/bin/uautomizer-verify-bycVGegfSx/data/347a69f61/c8d554d991164905a31eba5c7133ee78/FLAG6b2206d92 [2023-11-21 22:23:43,958 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8260ee6-bece-44ef-97b1-0ee376eb0082/bin/uautomizer-verify-bycVGegfSx/data/347a69f61/c8d554d991164905a31eba5c7133ee78 [2023-11-21 22:23:43,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:23:43,969 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:23:43,971 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:23:43,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:23:43,977 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:23:43,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:23:43" (1/1) ... [2023-11-21 22:23:43,979 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66cc91e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:43, skipping insertion in model container [2023-11-21 22:23:43,980 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:23:43" (1/1) ... [2023-11-21 22:23:44,188 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:23:47,130 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_c8260ee6-bece-44ef-97b1-0ee376eb0082/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305216,305229] [2023-11-21 22:23:47,135 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_c8260ee6-bece-44ef-97b1-0ee376eb0082/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305385,305398] [2023-11-21 22:23:47,136 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_c8260ee6-bece-44ef-97b1-0ee376eb0082/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305552,305565] [2023-11-21 22:23:47,136 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_c8260ee6-bece-44ef-97b1-0ee376eb0082/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305720,305733] [2023-11-21 22:23:47,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:23:47,206 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:23:47,345 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"); [5181] [2023-11-21 22:23:47,347 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)); [5188] [2023-11-21 22:23:47,349 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5195] [2023-11-21 22:23:47,362 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5244] [2023-11-21 22:23:47,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5316] [2023-11-21 22:23:47,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5323] [2023-11-21 22:23:47,375 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [5522-5523] [2023-11-21 22:23:47,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5529] [2023-11-21 22:23:47,745 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_c8260ee6-bece-44ef-97b1-0ee376eb0082/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305216,305229] [2023-11-21 22:23:47,746 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_c8260ee6-bece-44ef-97b1-0ee376eb0082/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305385,305398] [2023-11-21 22:23:47,746 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_c8260ee6-bece-44ef-97b1-0ee376eb0082/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305552,305565] [2023-11-21 22:23:47,747 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_c8260ee6-bece-44ef-97b1-0ee376eb0082/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305720,305733] [2023-11-21 22:23:47,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:23:47,967 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:23:47,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:47 WrapperNode [2023-11-21 22:23:47,968 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:23:47,970 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:23:47,970 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:23:47,970 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:23:47,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:47" (1/1) ... [2023-11-21 22:23:48,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:47" (1/1) ... [2023-11-21 22:23:48,369 INFO L138 Inliner]: procedures = 411, calls = 2035, calls flagged for inlining = 211, calls inlined = 188, statements flattened = 4737 [2023-11-21 22:23:48,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:23:48,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:23:48,371 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:23:48,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:23:48,384 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:47" (1/1) ... [2023-11-21 22:23:48,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:47" (1/1) ... [2023-11-21 22:23:48,406 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:47" (1/1) ... [2023-11-21 22:23:49,632 INFO L187 HeapSplitter]: Split 893 memory accesses to 23 slices as follows [4, 1, 4, 5, 1, 4, 1, 4, 5, 1, 1, 2, 4, 203, 24, 5, 5, 446, 5, 5, 13, 149, 1] [2023-11-21 22:23:49,632 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:47" (1/1) ... [2023-11-21 22:23:49,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:47" (1/1) ... [2023-11-21 22:23:49,799 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:47" (1/1) ... [2023-11-21 22:23:49,822 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:47" (1/1) ... [2023-11-21 22:23:49,866 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:47" (1/1) ... [2023-11-21 22:23:49,897 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:47" (1/1) ... [2023-11-21 22:23:49,954 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:23:49,956 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:23:49,956 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:23:49,956 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:23:49,958 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:47" (1/1) ... [2023-11-21 22:23:49,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:23:49,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8260ee6-bece-44ef-97b1-0ee376eb0082/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:23:49,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8260ee6-bece-44ef-97b1-0ee376eb0082/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:23:50,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8260ee6-bece-44ef-97b1-0ee376eb0082/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:23:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_probe [2023-11-21 22:23:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_probe [2023-11-21 22:23:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 22:23:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 22:23:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 22:23:50,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 22:23:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-21 22:23:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-21 22:23:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-21 22:23:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-21 22:23:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-21 22:23:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-21 22:23:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2023-11-21 22:23:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2023-11-21 22:23:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure __dnet_set_hwaddr [2023-11-21 22:23:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __dnet_set_hwaddr [2023-11-21 22:23:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-21 22:23:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-21 22:23:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-21 22:23:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-21 22:23:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-21 22:23:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-21 22:23:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-21 22:23:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-21 22:23:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-21 22:23:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-21 22:23:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:23:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-21 22:23:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-21 22:23:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-21 22:23:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-21 22:23:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-21 22:23:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-21 22:23:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-21 22:23:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-21 22:23:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-21 22:23:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-21 22:23:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-21 22:23:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-21 22:23:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-21 22:23:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-21 22:23:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-21 22:23:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-21 22:23:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-21 22:23:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-21 22:23:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-21 22:23:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2023-11-21 22:23:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2023-11-21 22:23:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2023-11-21 22:23:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2023-11-21 22:23:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2023-11-21 22:23:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2023-11-21 22:23:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2023-11-21 22:23:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2023-11-21 22:23:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-21 22:23:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-21 22:23:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-21 22:23:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-21 22:23:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-21 22:23:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-21 22:23:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-21 22:23:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-21 22:23:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-21 22:23:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-21 22:23:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-21 22:23:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-21 22:23:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-21 22:23:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-21 22:23:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-21 22:23:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-21 22:23:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-21 22:23:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-21 22:23:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-21 22:23:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-21 22:23:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-21 22:23:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2023-11-21 22:23:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2023-11-21 22:23:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2023-11-21 22:23:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2023-11-21 22:23:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-21 22:23:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-21 22:23:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-21 22:23:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-21 22:23:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-21 22:23:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-21 22:23:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-21 22:23:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-21 22:23:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-21 22:23:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-21 22:23:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-21 22:23:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-21 22:23:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-21 22:23:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-21 22:23:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-21 22:23:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-21 22:23:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-21 22:23:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-21 22:23:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-21 22:23:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-21 22:23:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-21 22:23:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-21 22:23:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-21 22:23:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-21 22:23:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-21 22:23:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-21 22:23:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-21 22:23:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-21 22:23:50,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-21 22:23:50,079 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_reset_hw [2023-11-21 22:23:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_reset_hw [2023-11-21 22:23:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-21 22:23:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-21 22:23:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:23:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-21 22:23:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-21 22:23:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-21 22:23:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-21 22:23:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-21 22:23:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-21 22:23:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:23:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-21 22:23:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-21 22:23:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-21 22:23:50,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-21 22:23:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-21 22:23:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-21 22:23:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-21 22:23:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-21 22:23:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-21 22:23:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-21 22:23:50,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-21 22:23:50,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-21 22:23:50,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-21 22:23:50,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-21 22:23:50,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-21 22:23:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-21 22:23:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-21 22:23:50,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-21 22:23:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-21 22:23:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-21 22:23:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-21 22:23:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-21 22:23:50,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-21 22:23:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-21 22:23:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-21 22:23:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-21 22:23:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-21 22:23:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-21 22:23:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-21 22:23:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:23:50,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:23:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-21 22:23:50,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-21 22:23:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-21 22:23:50,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-21 22:23:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-21 22:23:50,101 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-21 22:23:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-21 22:23:50,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-21 22:23:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-21 22:23:50,102 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-21 22:23:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-21 22:23:50,103 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-21 22:23:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-21 22:23:50,103 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-21 22:23:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:23:50,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:23:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-21 22:23:50,103 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-21 22:23:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2023-11-21 22:23:50,104 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2023-11-21 22:23:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-21 22:23:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-21 22:23:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-21 22:23:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-21 22:23:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-21 22:23:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-21 22:23:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-21 22:23:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-21 22:23:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-21 22:23:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-21 22:23:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-21 22:23:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-21 22:23:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-21 22:23:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-21 22:23:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-21 22:23:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-21 22:23:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-21 22:23:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-21 22:23:50,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-21 22:23:50,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2023-11-21 22:23:50,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2023-11-21 22:23:50,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2023-11-21 22:23:50,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2023-11-21 22:23:50,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-21 22:23:50,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-21 22:23:50,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-21 22:23:50,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-21 22:23:50,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-21 22:23:50,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-21 22:23:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-21 22:23:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-21 22:23:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-21 22:23:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-21 22:23:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-21 22:23:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-21 22:23:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-21 22:23:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-21 22:23:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-21 22:23:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-21 22:23:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-21 22:23:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-21 22:23:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-21 22:23:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2023-11-21 22:23:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2023-11-21 22:23:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2023-11-21 22:23:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2023-11-21 22:23:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 22:23:50,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 22:23:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2023-11-21 22:23:50,111 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2023-11-21 22:23:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-21 22:23:50,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-21 22:23:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_dnet [2023-11-21 22:23:50,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_dnet [2023-11-21 22:23:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-21 22:23:50,112 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-21 22:23:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_readw_mac [2023-11-21 22:23:50,113 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_readw_mac [2023-11-21 22:23:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:23:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-21 22:23:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-21 22:23:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-21 22:23:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-21 22:23:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-21 22:23:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-21 22:23:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-21 22:23:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-21 22:23:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-21 22:23:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-21 22:23:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-21 22:23:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-21 22:23:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-21 22:23:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-21 22:23:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-21 22:23:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-21 22:23:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-21 22:23:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-21 22:23:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-21 22:23:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-21 22:23:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-21 22:23:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-21 22:23:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-21 22:23:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-21 22:23:50,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-21 22:23:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-21 22:23:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-21 22:23:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-21 22:23:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-21 22:23:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-21 22:23:50,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-21 22:23:50,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-21 22:23:50,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-21 22:23:50,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-21 22:23:50,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-21 22:23:50,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-21 22:23:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-21 22:23:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-21 22:23:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-21 22:23:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-21 22:23:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-21 22:23:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-21 22:23:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-21 22:23:50,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-21 22:23:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-21 22:23:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-21 22:23:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 22:23:50,129 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 22:23:50,129 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-21 22:23:50,129 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-21 22:23:50,129 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-21 22:23:50,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-21 22:23:50,129 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-21 22:23:50,129 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-21 22:23:50,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-21 22:23:50,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-21 22:23:50,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-21 22:23:50,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-21 22:23:50,130 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_close [2023-11-21 22:23:50,130 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_close [2023-11-21 22:23:50,130 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2023-11-21 22:23:50,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2023-11-21 22:23:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_handle_link_change [2023-11-21 22:23:50,131 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_handle_link_change [2023-11-21 22:23:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-21 22:23:50,131 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-21 22:23:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-21 22:23:50,131 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-21 22:23:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_writew_mac [2023-11-21 22:23:50,132 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_writew_mac [2023-11-21 22:23:50,132 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-21 22:23:50,132 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-21 22:23:50,132 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 22:23:50,132 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 22:23:50,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-21 22:23:50,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-21 22:23:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-21 22:23:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-21 22:23:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-21 22:23:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-21 22:23:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-21 22:23:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-21 22:23:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-21 22:23:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-21 22:23:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-21 22:23:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-21 22:23:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-21 22:23:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-21 22:23:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-21 22:23:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-21 22:23:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-21 22:23:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-21 22:23:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-21 22:23:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-21 22:23:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-21 22:23:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-21 22:23:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-21 22:23:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-21 22:23:50,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-21 22:23:50,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 22:23:50,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 22:23:50,136 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_remove [2023-11-21 22:23:50,136 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_remove [2023-11-21 22:23:50,136 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-21 22:23:50,136 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-21 22:23:50,136 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_open [2023-11-21 22:23:50,137 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_open [2023-11-21 22:23:50,137 INFO L130 BoogieDeclarations]: Found specification of procedure phy_connect [2023-11-21 22:23:50,137 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_connect [2023-11-21 22:23:50,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-21 22:23:50,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-21 22:23:50,137 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-21 22:23:50,137 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-21 22:23:50,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:23:50,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-21 22:23:50,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-21 22:23:50,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-21 22:23:50,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-21 22:23:50,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-21 22:23:50,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-21 22:23:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-21 22:23:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-21 22:23:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-21 22:23:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-21 22:23:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-21 22:23:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-21 22:23:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-21 22:23:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-21 22:23:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-21 22:23:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-21 22:23:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-21 22:23:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-21 22:23:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-21 22:23:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-21 22:23:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-21 22:23:50,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-21 22:23:50,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-21 22:23:50,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-21 22:23:50,141 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-21 22:23:50,141 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-21 22:23:50,999 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:23:51,003 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:23:51,946 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 22:23:57,545 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-21 22:23:57,642 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:23:59,657 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:23:59,658 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:23:59,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:23:59 BoogieIcfgContainer [2023-11-21 22:23:59,661 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:23:59,667 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:23:59,667 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:23:59,670 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:23:59,670 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:23:43" (1/3) ... [2023-11-21 22:23:59,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78d5889c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:23:59, skipping insertion in model container [2023-11-21 22:23:59,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:47" (2/3) ... [2023-11-21 22:23:59,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78d5889c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:23:59, skipping insertion in model container [2023-11-21 22:23:59,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:23:59" (3/3) ... [2023-11-21 22:23:59,674 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2023-11-21 22:23:59,694 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:23:59,695 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-21 22:23:59,792 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:23:59,800 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;@2cd5b627, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:23:59,800 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-21 22:23:59,813 INFO L276 IsEmpty]: Start isEmpty. Operand has 1132 states, 694 states have (on average 1.3040345821325647) internal successors, (905), 707 states have internal predecessors, (905), 369 states have call successors, (369), 67 states have call predecessors, (369), 66 states have return successors, (362), 360 states have call predecessors, (362), 362 states have call successors, (362) [2023-11-21 22:23:59,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-21 22:23:59,842 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:23:59,843 INFO L195 NwaCegarLoop]: trace histogram [11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:23:59,844 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)] === [2023-11-21 22:23:59,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:23:59,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1818086427, now seen corresponding path program 1 times [2023-11-21 22:23:59,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:23:59,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29152315] [2023-11-21 22:23:59,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:23:59,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:24:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:00,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:00,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:00,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-21 22:24:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:00,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:00,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-21 22:24:00,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:00,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:00,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:00,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-21 22:24:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:00,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:00,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-21 22:24:00,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:00,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:00,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:00,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-21 22:24:00,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:00,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:00,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-21 22:24:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:00,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:00,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-21 22:24:00,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:01,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:01,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:01,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-21 22:24:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:01,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:01,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-21 22:24:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:01,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:01,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:01,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-21 22:24:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:01,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-21 22:24:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:01,080 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-21 22:24:01,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:24:01,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29152315] [2023-11-21 22:24:01,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29152315] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:24:01,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:24:01,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:24:01,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781119793] [2023-11-21 22:24:01,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:24:01,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:24:01,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:24:01,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:24:01,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:24:01,125 INFO L87 Difference]: Start difference. First operand has 1132 states, 694 states have (on average 1.3040345821325647) internal successors, (905), 707 states have internal predecessors, (905), 369 states have call successors, (369), 67 states have call predecessors, (369), 66 states have return successors, (362), 360 states have call predecessors, (362), 362 states have call successors, (362) Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2023-11-21 22:24:04,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:06,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:10,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:12,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:16,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:24:16,002 INFO L93 Difference]: Finished difference Result 3307 states and 4878 transitions. [2023-11-21 22:24:16,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:24:16,013 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 117 [2023-11-21 22:24:16,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:24:16,053 INFO L225 Difference]: With dead ends: 3307 [2023-11-21 22:24:16,053 INFO L226 Difference]: Without dead ends: 2184 [2023-11-21 22:24:16,080 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 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 22:24:16,091 INFO L413 NwaCegarLoop]: 1084 mSDtfsCounter, 1704 mSDsluCounter, 1334 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 842 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2036 SdHoareTripleChecker+Valid, 2418 SdHoareTripleChecker+Invalid, 2628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 842 IncrementalHoareTripleChecker+Valid, 1783 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.5s IncrementalHoareTripleChecker+Time [2023-11-21 22:24:16,092 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2036 Valid, 2418 Invalid, 2628 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [842 Valid, 1783 Invalid, 3 Unknown, 0 Unchecked, 14.5s Time] [2023-11-21 22:24:16,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2184 states. [2023-11-21 22:24:16,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2184 to 2162. [2023-11-21 22:24:16,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2162 states, 1341 states have (on average 1.2975391498881432) internal successors, (1740), 1365 states have internal predecessors, (1740), 689 states have call successors, (689), 130 states have call predecessors, (689), 129 states have return successors, (686), 682 states have call predecessors, (686), 686 states have call successors, (686) [2023-11-21 22:24:16,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 2162 states and 3115 transitions. [2023-11-21 22:24:16,509 INFO L78 Accepts]: Start accepts. Automaton has 2162 states and 3115 transitions. Word has length 117 [2023-11-21 22:24:16,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:24:16,511 INFO L495 AbstractCegarLoop]: Abstraction has 2162 states and 3115 transitions. [2023-11-21 22:24:16,511 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2023-11-21 22:24:16,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 3115 transitions. [2023-11-21 22:24:16,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-21 22:24:16,521 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:24:16,522 INFO L195 NwaCegarLoop]: trace histogram [11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:24:16,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:24:16,523 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)] === [2023-11-21 22:24:16,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:24:16,523 INFO L85 PathProgramCache]: Analyzing trace with hash -804779836, now seen corresponding path program 1 times [2023-11-21 22:24:16,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:24:16,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412213580] [2023-11-21 22:24:16,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:24:16,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:24:16,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:16,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:16,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:16,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:16,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-21 22:24:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:16,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:16,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-21 22:24:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-21 22:24:17,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-21 22:24:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-21 22:24:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-21 22:24:17,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:17,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-21 22:24:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-21 22:24:17,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-21 22:24:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:24:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-21 22:24:17,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-21 22:24:17,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:17,169 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-21 22:24:17,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:24:17,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412213580] [2023-11-21 22:24:17,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412213580] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:24:17,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:24:17,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:24:17,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295483633] [2023-11-21 22:24:17,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:24:17,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:24:17,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:24:17,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:24:17,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:24:17,174 INFO L87 Difference]: Start difference. First operand 2162 states and 3115 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2023-11-21 22:24:20,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:22,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:26,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:28,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []