./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50377119-4ce4-4f59-8903-75909b5818cf/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50377119-4ce4-4f59-8903-75909b5818cf/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50377119-4ce4-4f59-8903-75909b5818cf/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50377119-4ce4-4f59-8903-75909b5818cf/bin/uautomizer-verify-VRDe98Ueme/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_50377119-4ce4-4f59-8903-75909b5818cf/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50377119-4ce4-4f59-8903-75909b5818cf/bin/uautomizer-verify-VRDe98Ueme --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 0.2.4-dev-0e0057c [2023-11-26 11:45:44,051 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:45:44,127 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50377119-4ce4-4f59-8903-75909b5818cf/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 11:45:44,131 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:45:44,132 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:45:44,157 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:45:44,158 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:45:44,159 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:45:44,160 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:45:44,160 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:45:44,161 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:45:44,161 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:45:44,162 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:45:44,163 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:45:44,163 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:45:44,164 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:45:44,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:45:44,165 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:45:44,166 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:45:44,166 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:45:44,167 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:45:44,167 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:45:44,168 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:45:44,168 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:45:44,169 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:45:44,169 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:45:44,170 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:45:44,170 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:45:44,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:45:44,171 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:45:44,172 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:45:44,172 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:45:44,173 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:45:44,173 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:45:44,174 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:45:44,174 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:45:44,175 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:45:44,175 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:45:44,176 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:45:44,176 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_50377119-4ce4-4f59-8903-75909b5818cf/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50377119-4ce4-4f59-8903-75909b5818cf/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbb6aba39a63540626ae26255eab93a5f2c0864f87ba11cb320579066e7aefd2 [2023-11-26 11:45:44,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:45:44,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:45:44,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:45:44,473 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:45:44,473 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:45:44,475 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50377119-4ce4-4f59-8903-75909b5818cf/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2023-11-26 11:45:47,603 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:45:48,287 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:45:48,287 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50377119-4ce4-4f59-8903-75909b5818cf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2023-11-26 11:45:48,347 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50377119-4ce4-4f59-8903-75909b5818cf/bin/uautomizer-verify-VRDe98Ueme/data/284adc146/e2649408d58b41b5b5d235a9599209b2/FLAGa24ff1bee [2023-11-26 11:45:48,362 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50377119-4ce4-4f59-8903-75909b5818cf/bin/uautomizer-verify-VRDe98Ueme/data/284adc146/e2649408d58b41b5b5d235a9599209b2 [2023-11-26 11:45:48,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:45:48,366 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:45:48,367 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:45:48,368 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:45:48,381 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:45:48,386 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:45:48" (1/1) ... [2023-11-26 11:45:48,387 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ce53d00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:48, skipping insertion in model container [2023-11-26 11:45:48,388 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:45:48" (1/1) ... [2023-11-26 11:45:48,547 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:45:51,333 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_50377119-4ce4-4f59-8903-75909b5818cf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305216,305229] [2023-11-26 11:45:51,339 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_50377119-4ce4-4f59-8903-75909b5818cf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305385,305398] [2023-11-26 11:45:51,340 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_50377119-4ce4-4f59-8903-75909b5818cf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305552,305565] [2023-11-26 11:45:51,341 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_50377119-4ce4-4f59-8903-75909b5818cf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305720,305733] [2023-11-26 11:45:51,360 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:45:51,409 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:45:51,587 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] [2023-11-26 11:45:51,589 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] [2023-11-26 11:45:51,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5195] [2023-11-26 11:45:51,601 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5244] [2023-11-26 11:45:51,604 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5316] [2023-11-26 11:45:51,605 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5323] [2023-11-26 11:45:51,614 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] [2023-11-26 11:45:51,614 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5529] [2023-11-26 11:45:51,894 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_50377119-4ce4-4f59-8903-75909b5818cf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305216,305229] [2023-11-26 11:45:51,895 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_50377119-4ce4-4f59-8903-75909b5818cf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305385,305398] [2023-11-26 11:45:51,897 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_50377119-4ce4-4f59-8903-75909b5818cf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305552,305565] [2023-11-26 11:45:51,898 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_50377119-4ce4-4f59-8903-75909b5818cf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305720,305733] [2023-11-26 11:45:51,907 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:45:52,137 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:45:52,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:52 WrapperNode [2023-11-26 11:45:52,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:45:52,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:45:52,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:45:52,140 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:45:52,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:52" (1/1) ... [2023-11-26 11:45:52,272 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:52" (1/1) ... [2023-11-26 11:45:52,530 INFO L138 Inliner]: procedures = 411, calls = 2035, calls flagged for inlining = 211, calls inlined = 188, statements flattened = 4837 [2023-11-26 11:45:52,531 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:45:52,532 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:45:52,532 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:45:52,532 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:45:52,544 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:52" (1/1) ... [2023-11-26 11:45:52,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:52" (1/1) ... [2023-11-26 11:45:52,564 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:52" (1/1) ... [2023-11-26 11:45:53,626 INFO L175 MemorySlicer]: Split 894 memory accesses to 23 slices as follows [4, 1, 4, 4, 5, 1, 1, 4, 1, 4, 5, 1, 2, 24, 13, 5, 447, 5, 5, 5, 149, 203, 1]. 50 percent of accesses are in the largest equivalence class. The 351 initializations are split as follows [4, 1, 4, 4, 5, 0, 1, 4, 1, 4, 5, 1, 2, 22, 13, 5, 110, 5, 5, 5, 149, 0, 1]. The 236 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 62, 0, 0, 0, 0, 174, 0]. [2023-11-26 11:45:53,626 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:52" (1/1) ... [2023-11-26 11:45:53,627 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:52" (1/1) ... [2023-11-26 11:45:53,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:52" (1/1) ... [2023-11-26 11:45:53,816 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:52" (1/1) ... [2023-11-26 11:45:53,850 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:52" (1/1) ... [2023-11-26 11:45:53,879 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:52" (1/1) ... [2023-11-26 11:45:53,926 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:45:53,928 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:45:53,928 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:45:53,928 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:45:53,929 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:52" (1/1) ... [2023-11-26 11:45:53,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:45:53,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50377119-4ce4-4f59-8903-75909b5818cf/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:53,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50377119-4ce4-4f59-8903-75909b5818cf/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:54,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50377119-4ce4-4f59-8903-75909b5818cf/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:45:54,017 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_probe [2023-11-26 11:45:54,017 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_probe [2023-11-26 11:45:54,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-26 11:45:54,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-26 11:45:54,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-26 11:45:54,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-26 11:45:54,018 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-26 11:45:54,019 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-26 11:45:54,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-26 11:45:54,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-26 11:45:54,020 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-26 11:45:54,020 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-26 11:45:54,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2023-11-26 11:45:54,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2023-11-26 11:45:54,021 INFO L130 BoogieDeclarations]: Found specification of procedure __dnet_set_hwaddr [2023-11-26 11:45:54,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __dnet_set_hwaddr [2023-11-26 11:45:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-26 11:45:54,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-26 11:45:54,024 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-26 11:45:54,024 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-26 11:45:54,024 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-26 11:45:54,024 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-26 11:45:54,024 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-26 11:45:54,025 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-26 11:45:54,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-26 11:45:54,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-26 11:45:54,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:45:54,025 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-26 11:45:54,025 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-26 11:45:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-26 11:45:54,026 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-26 11:45:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-26 11:45:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-26 11:45:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-26 11:45:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-26 11:45:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-26 11:45:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-26 11:45:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-26 11:45:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-26 11:45:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-26 11:45:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-26 11:45:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-26 11:45:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-26 11:45:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-26 11:45:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-26 11:45:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-26 11:45:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2023-11-26 11:45:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2023-11-26 11:45:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2023-11-26 11:45:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2023-11-26 11:45:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2023-11-26 11:45:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2023-11-26 11:45:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2023-11-26 11:45:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2023-11-26 11:45:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-26 11:45:54,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-26 11:45:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-26 11:45:54,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-26 11:45:54,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-26 11:45:54,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-26 11:45:54,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-26 11:45:54,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-26 11:45:54,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-26 11:45:54,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-26 11:45:54,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-26 11:45:54,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-26 11:45:54,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-26 11:45:54,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-26 11:45:54,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-26 11:45:54,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-26 11:45:54,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-26 11:45:54,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-26 11:45:54,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-26 11:45:54,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-26 11:45:54,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-26 11:45:54,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2023-11-26 11:45:54,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2023-11-26 11:45:54,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2023-11-26 11:45:54,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2023-11-26 11:45:54,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-26 11:45:54,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-26 11:45:54,037 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-26 11:45:54,038 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-26 11:45:54,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 11:45:54,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 11:45:54,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 11:45:54,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 11:45:54,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 11:45:54,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 11:45:54,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 11:45:54,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 11:45:54,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 11:45:54,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-26 11:45:54,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-26 11:45:54,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-26 11:45:54,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-26 11:45:54,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-26 11:45:54,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-26 11:45:54,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-26 11:45:54,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-26 11:45:54,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-26 11:45:54,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-26 11:45:54,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-26 11:45:54,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-26 11:45:54,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-26 11:45:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-26 11:45:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-26 11:45:54,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-26 11:45:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_reset_hw [2023-11-26 11:45:54,043 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_reset_hw [2023-11-26 11:45:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-26 11:45:54,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-26 11:45:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 11:45:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-26 11:45:54,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-26 11:45:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-26 11:45:54,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-26 11:45:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-26 11:45:54,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-26 11:45:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:45:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-26 11:45:54,045 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-26 11:45:54,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-26 11:45:54,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-26 11:45:54,046 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-26 11:45:54,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-26 11:45:54,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 11:45:54,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 11:45:54,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 11:45:54,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 11:45:54,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 11:45:54,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 11:45:54,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 11:45:54,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 11:45:54,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 11:45:54,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-26 11:45:54,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-26 11:45:54,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-26 11:45:54,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-26 11:45:54,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-26 11:45:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-26 11:45:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-26 11:45:54,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-26 11:45:54,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-26 11:45:54,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-26 11:45:54,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-26 11:45:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-26 11:45:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-26 11:45:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-26 11:45:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-26 11:45:54,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-26 11:45:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-26 11:45:54,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-26 11:45:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-26 11:45:54,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-26 11:45:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-26 11:45:54,063 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-26 11:45:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-26 11:45:54,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-26 11:45:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-26 11:45:54,064 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-26 11:45:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-26 11:45:54,064 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-26 11:45:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-26 11:45:54,065 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-26 11:45:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:45:54,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:45:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-26 11:45:54,065 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-26 11:45:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2023-11-26 11:45:54,065 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2023-11-26 11:45:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-26 11:45:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-26 11:45:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-26 11:45:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-26 11:45:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-26 11:45:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-26 11:45:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-26 11:45:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-26 11:45:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-26 11:45:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-26 11:45:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-26 11:45:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-26 11:45:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-26 11:45:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-26 11:45:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-26 11:45:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-26 11:45:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-26 11:45:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-26 11:45:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-26 11:45:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2023-11-26 11:45:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2023-11-26 11:45:54,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2023-11-26 11:45:54,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2023-11-26 11:45:54,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-26 11:45:54,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-26 11:45:54,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-26 11:45:54,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-26 11:45:54,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-26 11:45:54,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-26 11:45:54,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-26 11:45:54,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-26 11:45:54,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-26 11:45:54,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-26 11:45:54,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-26 11:45:54,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-26 11:45:54,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-26 11:45:54,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-26 11:45:54,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-26 11:45:54,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-26 11:45:54,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-26 11:45:54,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-26 11:45:54,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-26 11:45:54,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2023-11-26 11:45:54,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2023-11-26 11:45:54,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2023-11-26 11:45:54,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2023-11-26 11:45:54,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-26 11:45:54,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-26 11:45:54,073 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2023-11-26 11:45:54,073 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2023-11-26 11:45:54,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-26 11:45:54,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-26 11:45:54,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_dnet [2023-11-26 11:45:54,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_dnet [2023-11-26 11:45:54,074 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-26 11:45:54,074 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-26 11:45:54,074 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_readw_mac [2023-11-26 11:45:54,074 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_readw_mac [2023-11-26 11:45:54,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 11:45:54,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 11:45:54,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 11:45:54,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 11:45:54,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 11:45:54,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 11:45:54,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 11:45:54,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 11:45:54,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 11:45:54,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 11:45:54,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-26 11:45:54,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-26 11:45:54,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-26 11:45:54,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-26 11:45:54,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-26 11:45:54,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-26 11:45:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-26 11:45:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-26 11:45:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-26 11:45:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-26 11:45:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-26 11:45:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-26 11:45:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-26 11:45:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-26 11:45:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 11:45:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 11:45:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 11:45:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 11:45:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 11:45:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 11:45:54,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 11:45:54,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 11:45:54,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 11:45:54,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-26 11:45:54,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-26 11:45:54,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-26 11:45:54,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-26 11:45:54,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-26 11:45:54,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-26 11:45:54,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-26 11:45:54,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-26 11:45:54,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-26 11:45:54,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-26 11:45:54,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-26 11:45:54,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-26 11:45:54,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-26 11:45:54,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-26 11:45:54,081 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-26 11:45:54,081 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-26 11:45:54,081 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-26 11:45:54,082 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-26 11:45:54,082 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-26 11:45:54,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-26 11:45:54,082 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-26 11:45:54,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-26 11:45:54,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-26 11:45:54,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-26 11:45:54,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-26 11:45:54,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-26 11:45:54,083 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_close [2023-11-26 11:45:54,083 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_close [2023-11-26 11:45:54,083 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2023-11-26 11:45:54,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2023-11-26 11:45:54,083 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_handle_link_change [2023-11-26 11:45:54,084 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_handle_link_change [2023-11-26 11:45:54,084 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-26 11:45:54,084 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-26 11:45:54,084 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-26 11:45:54,084 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-26 11:45:54,084 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_writew_mac [2023-11-26 11:45:54,084 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_writew_mac [2023-11-26 11:45:54,084 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-26 11:45:54,085 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-26 11:45:54,085 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-26 11:45:54,085 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-26 11:45:54,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 11:45:54,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 11:45:54,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 11:45:54,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 11:45:54,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 11:45:54,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 11:45:54,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 11:45:54,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 11:45:54,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 11:45:54,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-26 11:45:54,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-26 11:45:54,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-26 11:45:54,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-26 11:45:54,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-26 11:45:54,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-26 11:45:54,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-26 11:45:54,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-26 11:45:54,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-26 11:45:54,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-26 11:45:54,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-26 11:45:54,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-26 11:45:54,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-26 11:45:54,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-26 11:45:54,088 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-26 11:45:54,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-26 11:45:54,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-26 11:45:54,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-26 11:45:54,089 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_remove [2023-11-26 11:45:54,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_remove [2023-11-26 11:45:54,089 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-26 11:45:54,089 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-26 11:45:54,089 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_open [2023-11-26 11:45:54,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_open [2023-11-26 11:45:54,090 INFO L130 BoogieDeclarations]: Found specification of procedure phy_connect [2023-11-26 11:45:54,090 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_connect [2023-11-26 11:45:54,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-26 11:45:54,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-26 11:45:54,090 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-26 11:45:54,090 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-26 11:45:54,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:45:54,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 11:45:54,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 11:45:54,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 11:45:54,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 11:45:54,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 11:45:54,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 11:45:54,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 11:45:54,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 11:45:54,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-26 11:45:54,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-26 11:45:54,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-26 11:45:54,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-26 11:45:54,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-26 11:45:54,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-26 11:45:54,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-26 11:45:54,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-26 11:45:54,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-26 11:45:54,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-26 11:45:54,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-26 11:45:54,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-26 11:45:54,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-26 11:45:54,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-26 11:45:54,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-26 11:45:54,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-26 11:45:54,094 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-26 11:45:54,094 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-26 11:45:54,900 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:45:54,904 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:45:55,926 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-26 11:46:02,825 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-26 11:46:02,910 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:46:03,546 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:46:03,548 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:46:03,550 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:46:03 BoogieIcfgContainer [2023-11-26 11:46:03,550 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:46:03,555 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:46:03,555 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:46:03,559 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:46:03,559 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:45:48" (1/3) ... [2023-11-26 11:46:03,561 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77af63b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:46:03, skipping insertion in model container [2023-11-26 11:46:03,562 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:52" (2/3) ... [2023-11-26 11:46:03,562 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77af63b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:46:03, skipping insertion in model container [2023-11-26 11:46:03,562 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:46:03" (3/3) ... [2023-11-26 11:46:03,564 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2023-11-26 11:46:03,586 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:46:03,586 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-26 11:46:03,678 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:46:03,686 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;@13c2603, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:46:03,688 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-26 11:46:03,701 INFO L276 IsEmpty]: Start isEmpty. Operand has 1270 states, 832 states have (on average 1.3786057692307692) internal successors, (1147), 842 states have internal predecessors, (1147), 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) [2023-11-26 11:46:03,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-26 11:46:03,727 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:46:03,731 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] [2023-11-26 11:46:03,732 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)] === [2023-11-26 11:46:03,741 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:03,741 INFO L85 PathProgramCache]: Analyzing trace with hash -2114472232, now seen corresponding path program 1 times [2023-11-26 11:46:03,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:46:03,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160043553] [2023-11-26 11:46:03,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:03,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:46:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:04,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:04,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:04,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-26 11:46:04,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:04,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:04,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-26 11:46:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:04,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:04,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-26 11:46:04,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:04,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:04,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-26 11:46:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:04,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:05,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-26 11:46:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:05,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:05,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-26 11:46:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:05,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:05,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 11:46:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:05,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:05,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-26 11:46:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:05,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:05,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-26 11:46:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:05,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:05,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-26 11:46:05,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:05,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-26 11:46:05,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:05,166 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-26 11:46:05,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:46:05,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160043553] [2023-11-26 11:46:05,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160043553] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:46:05,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:46:05,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 11:46:05,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010101615] [2023-11-26 11:46:05,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:46:05,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 11:46:05,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:46:05,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 11:46:05,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 11:46:05,211 INFO L87 Difference]: Start difference. First operand has 1270 states, 832 states have (on average 1.3786057692307692) internal successors, (1147), 842 states have internal predecessors, (1147), 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) [2023-11-26 11:46:09,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 11:46:13,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 11:46:17,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 11:46:21,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:46:21,473 INFO L93 Difference]: Finished difference Result 3720 states and 5654 transitions. [2023-11-26 11:46:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 11:46:21,480 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 [2023-11-26 11:46:21,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:46:21,534 INFO L225 Difference]: With dead ends: 3720 [2023-11-26 11:46:21,534 INFO L226 Difference]: Without dead ends: 2459 [2023-11-26 11:46:21,560 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 [2023-11-26 11:46:21,563 INFO L413 NwaCegarLoop]: 1251 mSDtfsCounter, 2111 mSDsluCounter, 1665 mSDsCounter, 0 mSdLazyCounter, 1901 mSolverCounterSat, 842 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2443 SdHoareTripleChecker+Valid, 2916 SdHoareTripleChecker+Invalid, 2743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 842 IncrementalHoareTripleChecker+Valid, 1901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2023-11-26 11:46:21,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2443 Valid, 2916 Invalid, 2743 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [842 Valid, 1901 Invalid, 0 Unknown, 0 Unchecked, 15.7s Time] [2023-11-26 11:46:21,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2459 states. [2023-11-26 11:46:21,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2459 to 2437. [2023-11-26 11:46:21,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2437 states, 1616 states have (on average 1.36509900990099) internal successors, (2206), 1634 states have internal predecessors, (2206), 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) [2023-11-26 11:46:21,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2437 states and 3581 transitions. [2023-11-26 11:46:21,902 INFO L78 Accepts]: Start accepts. Automaton has 2437 states and 3581 transitions. Word has length 117 [2023-11-26 11:46:21,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:46:21,903 INFO L495 AbstractCegarLoop]: Abstraction has 2437 states and 3581 transitions. [2023-11-26 11:46:21,904 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) [2023-11-26 11:46:21,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 3581 transitions. [2023-11-26 11:46:21,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-26 11:46:21,908 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:46:21,909 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] [2023-11-26 11:46:21,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 11:46:21,909 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)] === [2023-11-26 11:46:21,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:21,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1406137400, now seen corresponding path program 1 times [2023-11-26 11:46:21,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:46:21,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140554008] [2023-11-26 11:46:21,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:21,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:46:22,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:22,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-26 11:46:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-26 11:46:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-26 11:46:22,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-26 11:46:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-26 11:46:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-26 11:46:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 11:46:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-26 11:46:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-26 11:46:22,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:46:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-26 11:46:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-26 11:46:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:22,498 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-26 11:46:22,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:46:22,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140554008] [2023-11-26 11:46:22,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140554008] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:46:22,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:46:22,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 11:46:22,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912530805] [2023-11-26 11:46:22,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:46:22,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 11:46:22,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:46:22,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 11:46:22,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 11:46:22,505 INFO L87 Difference]: Start difference. First operand 2437 states and 3581 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) [2023-11-26 11:46:26,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 11:46:30,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 11:46:36,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 11:46:40,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []