./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 30e01a73 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_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/bin/uautomizer-verify-zZY32mL2XJ/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_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/bin/uautomizer-verify-zZY32mL2XJ --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-30e01a7 [2023-11-23 22:39:20,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 22:39:20,855 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-23 22:39:20,861 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 22:39:20,862 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 22:39:20,895 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 22:39:20,896 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 22:39:20,897 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 22:39:20,898 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 22:39:20,898 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 22:39:20,899 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 22:39:20,900 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 22:39:20,901 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 22:39:20,902 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 22:39:20,903 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 22:39:20,904 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 22:39:20,904 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 22:39:20,905 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 22:39:20,906 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 22:39:20,906 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 22:39:20,907 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 22:39:20,908 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 22:39:20,909 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 22:39:20,910 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 22:39:20,910 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 22:39:20,911 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 22:39:20,912 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 22:39:20,912 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 22:39:20,913 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:39:20,914 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 22:39:20,914 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 22:39:20,915 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 22:39:20,915 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 22:39:20,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 22:39:20,917 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 22:39:20,917 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 22:39:20,918 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 22:39:20,918 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 22:39:20,918 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 22:39:20,919 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_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbb6aba39a63540626ae26255eab93a5f2c0864f87ba11cb320579066e7aefd2 [2023-11-23 22:39:21,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 22:39:21,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 22:39:21,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 22:39:21,256 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 22:39:21,256 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 22:39:21,258 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2023-11-23 22:39:24,861 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 22:39:25,711 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 22:39:25,711 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2023-11-23 22:39:25,775 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/bin/uautomizer-verify-zZY32mL2XJ/data/aae9f4e03/008d60173d9547a283deef716a17a2d2/FLAG488baa035 [2023-11-23 22:39:25,794 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/bin/uautomizer-verify-zZY32mL2XJ/data/aae9f4e03/008d60173d9547a283deef716a17a2d2 [2023-11-23 22:39:25,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 22:39:25,800 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 22:39:25,802 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 22:39:25,802 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 22:39:25,809 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 22:39:25,811 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:39:25" (1/1) ... [2023-11-23 22:39:25,812 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e4b4e03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:25, skipping insertion in model container [2023-11-23 22:39:25,813 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:39:25" (1/1) ... [2023-11-23 22:39:25,992 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 22:39:29,131 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_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305216,305229] [2023-11-23 22:39:29,144 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_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305385,305398] [2023-11-23 22:39:29,145 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_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305552,305565] [2023-11-23 22:39:29,146 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_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305720,305733] [2023-11-23 22:39:29,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:39:29,215 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 22:39:29,528 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] [2023-11-23 22:39:29,530 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] [2023-11-23 22:39:29,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5195] [2023-11-23 22:39:29,543 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5244] [2023-11-23 22:39:29,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5316] [2023-11-23 22:39:29,548 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5323] [2023-11-23 22:39:29,561 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] [2023-11-23 22:39:29,561 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5529] [2023-11-23 22:39:29,906 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_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305216,305229] [2023-11-23 22:39:29,907 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_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305385,305398] [2023-11-23 22:39:29,908 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_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305552,305565] [2023-11-23 22:39:29,908 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_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305720,305733] [2023-11-23 22:39:29,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:39:30,176 INFO L206 MainTranslator]: Completed translation [2023-11-23 22:39:30,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:30 WrapperNode [2023-11-23 22:39:30,178 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 22:39:30,179 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 22:39:30,179 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 22:39:30,179 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 22:39:30,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:30" (1/1) ... [2023-11-23 22:39:30,296 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:30" (1/1) ... [2023-11-23 22:39:30,592 INFO L138 Inliner]: procedures = 411, calls = 2035, calls flagged for inlining = 211, calls inlined = 188, statements flattened = 4737 [2023-11-23 22:39:30,593 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 22:39:30,594 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 22:39:30,594 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 22:39:30,594 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 22:39:30,609 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:30" (1/1) ... [2023-11-23 22:39:30,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:30" (1/1) ... [2023-11-23 22:39:30,657 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:30" (1/1) ... [2023-11-23 22:39:32,041 INFO L189 HeapSplitter]: Split 893 memory accesses to 23 slices as follows [4, 1, 4, 5, 1, 4, 1, 4, 5, 1, 2, 24, 5, 446, 5, 1, 4, 5, 203, 13, 5, 149, 1] [2023-11-23 22:39:32,041 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:30" (1/1) ... [2023-11-23 22:39:32,042 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:30" (1/1) ... [2023-11-23 22:39:32,210 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:30" (1/1) ... [2023-11-23 22:39:32,237 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:30" (1/1) ... [2023-11-23 22:39:32,277 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:30" (1/1) ... [2023-11-23 22:39:32,298 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:30" (1/1) ... [2023-11-23 22:39:32,363 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 22:39:32,365 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 22:39:32,365 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 22:39:32,365 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 22:39:32,366 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:30" (1/1) ... [2023-11-23 22:39:32,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:39:32,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:39:32,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 22:39:32,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6bcaec3-f1b8-4b58-9633-55eb97526d2c/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 22:39:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_probe [2023-11-23 22:39:32,474 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_probe [2023-11-23 22:39:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 22:39:32,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 22:39:32,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 22:39:32,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 22:39:32,476 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 22:39:32,477 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 22:39:32,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-23 22:39:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-23 22:39:32,478 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 22:39:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 22:39:32,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2023-11-23 22:39:32,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2023-11-23 22:39:32,480 INFO L130 BoogieDeclarations]: Found specification of procedure __dnet_set_hwaddr [2023-11-23 22:39:32,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __dnet_set_hwaddr [2023-11-23 22:39:32,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 22:39:32,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 22:39:32,484 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 22:39:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 22:39:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 22:39:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 22:39:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 22:39:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 22:39:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 22:39:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 22:39:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 22:39:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-23 22:39:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-23 22:39:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 22:39:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 22:39:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-23 22:39:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-23 22:39:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-23 22:39:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-23 22:39:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-23 22:39:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-23 22:39:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-23 22:39:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-23 22:39:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-23 22:39:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-23 22:39:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-23 22:39:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-23 22:39:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-23 22:39:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-23 22:39:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-23 22:39:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2023-11-23 22:39:32,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2023-11-23 22:39:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2023-11-23 22:39:32,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2023-11-23 22:39:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2023-11-23 22:39:32,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2023-11-23 22:39:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2023-11-23 22:39:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2023-11-23 22:39:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-23 22:39:32,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-23 22:39:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-23 22:39:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-23 22:39:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-23 22:39:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-23 22:39:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-23 22:39:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-23 22:39:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-23 22:39:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-23 22:39:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-23 22:39:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-23 22:39:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-23 22:39:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-23 22:39:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-23 22:39:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-23 22:39:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-23 22:39:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-23 22:39:32,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-23 22:39:32,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-23 22:39:32,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-23 22:39:32,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2023-11-23 22:39:32,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2023-11-23 22:39:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2023-11-23 22:39:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2023-11-23 22:39:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 22:39:32,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 22:39:32,502 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-23 22:39:32,503 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-23 22:39:32,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 22:39:32,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 22:39:32,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-23 22:39:32,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-23 22:39:32,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-23 22:39:32,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-23 22:39:32,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-23 22:39:32,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-23 22:39:32,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-23 22:39:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-23 22:39:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-23 22:39:32,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-23 22:39:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-23 22:39:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-23 22:39:32,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-23 22:39:32,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-23 22:39:32,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-23 22:39:32,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-23 22:39:32,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-23 22:39:32,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-23 22:39:32,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-23 22:39:32,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-23 22:39:32,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-23 22:39:32,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 22:39:32,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 22:39:32,510 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_reset_hw [2023-11-23 22:39:32,510 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_reset_hw [2023-11-23 22:39:32,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-23 22:39:32,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-23 22:39:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 22:39:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 22:39:32,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 22:39:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 22:39:32,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 22:39:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-23 22:39:32,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-23 22:39:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 22:39:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-23 22:39:32,513 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-23 22:39:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 22:39:32,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 22:39:32,514 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 22:39:32,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 22:39:32,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-23 22:39:32,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-23 22:39:32,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-23 22:39:32,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-23 22:39:32,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-23 22:39:32,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-23 22:39:32,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-23 22:39:32,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-23 22:39:32,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-23 22:39:32,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-23 22:39:32,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-23 22:39:32,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-23 22:39:32,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-23 22:39:32,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-23 22:39:32,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-23 22:39:32,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-23 22:39:32,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-23 22:39:32,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-23 22:39:32,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-23 22:39:32,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-23 22:39:32,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-23 22:39:32,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-23 22:39:32,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-23 22:39:32,525 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 22:39:32,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 22:39:32,525 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 22:39:32,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 22:39:32,526 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-23 22:39:32,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-23 22:39:32,526 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 22:39:32,526 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 22:39:32,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 22:39:32,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 22:39:32,527 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-23 22:39:32,527 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-23 22:39:32,528 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-23 22:39:32,528 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-23 22:39:32,528 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 22:39:32,528 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 22:39:32,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 22:39:32,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 22:39:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 22:39:32,529 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 22:39:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2023-11-23 22:39:32,529 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2023-11-23 22:39:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-23 22:39:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-23 22:39:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-23 22:39:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-23 22:39:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-23 22:39:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-23 22:39:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-23 22:39:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-23 22:39:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-23 22:39:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-23 22:39:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-23 22:39:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-23 22:39:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-23 22:39:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-23 22:39:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-23 22:39:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-23 22:39:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-23 22:39:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-23 22:39:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-23 22:39:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2023-11-23 22:39:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2023-11-23 22:39:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2023-11-23 22:39:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2023-11-23 22:39:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-23 22:39:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-23 22:39:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-23 22:39:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-23 22:39:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-23 22:39:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-23 22:39:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-23 22:39:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-23 22:39:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-23 22:39:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-23 22:39:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-23 22:39:32,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-23 22:39:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-23 22:39:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-23 22:39:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-23 22:39:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-23 22:39:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-23 22:39:32,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-23 22:39:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-23 22:39:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2023-11-23 22:39:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2023-11-23 22:39:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2023-11-23 22:39:32,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2023-11-23 22:39:32,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 22:39:32,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 22:39:32,539 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2023-11-23 22:39:32,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2023-11-23 22:39:32,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-23 22:39:32,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-23 22:39:32,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_dnet [2023-11-23 22:39:32,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_dnet [2023-11-23 22:39:32,540 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 22:39:32,540 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 22:39:32,541 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_readw_mac [2023-11-23 22:39:32,541 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_readw_mac [2023-11-23 22:39:32,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 22:39:32,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-23 22:39:32,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-23 22:39:32,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-23 22:39:32,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-23 22:39:32,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-23 22:39:32,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-23 22:39:32,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-23 22:39:32,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-23 22:39:32,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-23 22:39:32,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-23 22:39:32,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-23 22:39:32,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-23 22:39:32,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-23 22:39:32,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-23 22:39:32,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-23 22:39:32,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-23 22:39:32,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-23 22:39:32,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-23 22:39:32,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-23 22:39:32,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-23 22:39:32,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-23 22:39:32,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-23 22:39:32,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-23 22:39:32,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-23 22:39:32,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-23 22:39:32,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-23 22:39:32,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-23 22:39:32,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-23 22:39:32,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-23 22:39:32,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-23 22:39:32,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-23 22:39:32,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-23 22:39:32,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-23 22:39:32,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-23 22:39:32,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-23 22:39:32,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-23 22:39:32,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-23 22:39:32,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-23 22:39:32,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-23 22:39:32,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-23 22:39:32,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-23 22:39:32,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-23 22:39:32,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-23 22:39:32,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-23 22:39:32,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-23 22:39:32,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-23 22:39:32,551 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 22:39:32,551 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 22:39:32,551 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 22:39:32,555 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 22:39:32,555 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-23 22:39:32,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-23 22:39:32,555 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 22:39:32,555 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 22:39:32,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 22:39:32,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 22:39:32,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-23 22:39:32,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-23 22:39:32,556 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_close [2023-11-23 22:39:32,557 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_close [2023-11-23 22:39:32,557 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2023-11-23 22:39:32,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2023-11-23 22:39:32,557 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_handle_link_change [2023-11-23 22:39:32,557 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_handle_link_change [2023-11-23 22:39:32,558 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 22:39:32,558 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 22:39:32,558 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 22:39:32,558 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 22:39:32,558 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_writew_mac [2023-11-23 22:39:32,559 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_writew_mac [2023-11-23 22:39:32,559 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 22:39:32,559 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 22:39:32,559 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 22:39:32,559 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 22:39:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 22:39:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 22:39:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-23 22:39:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-23 22:39:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-23 22:39:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-23 22:39:32,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-23 22:39:32,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-23 22:39:32,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-23 22:39:32,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-23 22:39:32,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-23 22:39:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-23 22:39:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-23 22:39:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-23 22:39:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-23 22:39:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-23 22:39:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-23 22:39:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-23 22:39:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-23 22:39:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-23 22:39:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-23 22:39:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-23 22:39:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-23 22:39:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-23 22:39:32,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-23 22:39:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 22:39:32,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 22:39:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_remove [2023-11-23 22:39:32,565 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_remove [2023-11-23 22:39:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 22:39:32,565 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 22:39:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_open [2023-11-23 22:39:32,566 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_open [2023-11-23 22:39:32,566 INFO L130 BoogieDeclarations]: Found specification of procedure phy_connect [2023-11-23 22:39:32,566 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_connect [2023-11-23 22:39:32,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 22:39:32,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 22:39:32,566 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-23 22:39:32,567 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-23 22:39:32,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 22:39:32,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 22:39:32,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-23 22:39:32,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-23 22:39:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-23 22:39:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-23 22:39:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-23 22:39:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-23 22:39:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-23 22:39:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-23 22:39:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-23 22:39:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-23 22:39:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-23 22:39:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-23 22:39:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-23 22:39:32,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-23 22:39:32,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-23 22:39:32,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-23 22:39:32,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-23 22:39:32,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-23 22:39:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-23 22:39:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-23 22:39:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-23 22:39:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 22:39:32,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 22:39:32,572 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-23 22:39:32,572 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-23 22:39:33,561 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 22:39:33,565 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 22:39:34,455 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 22:39:39,938 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 22:39:40,041 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 22:39:40,761 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 22:39:40,774 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 22:39:40,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:39:40 BoogieIcfgContainer [2023-11-23 22:39:40,776 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 22:39:40,779 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 22:39:40,779 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 22:39:40,783 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 22:39:40,783 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:39:25" (1/3) ... [2023-11-23 22:39:40,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d80c2a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:39:40, skipping insertion in model container [2023-11-23 22:39:40,785 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:39:30" (2/3) ... [2023-11-23 22:39:40,785 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d80c2a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:39:40, skipping insertion in model container [2023-11-23 22:39:40,785 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:39:40" (3/3) ... [2023-11-23 22:39:40,787 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2023-11-23 22:39:40,812 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 22:39:40,813 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-23 22:39:40,931 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 22:39:40,941 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;@8d4e676, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 22:39:40,941 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-23 22:39:40,960 INFO L276 IsEmpty]: Start isEmpty. Operand has 1267 states, 829 states have (on average 1.3799758745476478) internal successors, (1144), 842 states have internal predecessors, (1144), 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) [2023-11-23 22:39:40,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-23 22:39:41,000 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:39:41,002 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] [2023-11-23 22:39:41,002 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)] === [2023-11-23 22:39:41,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:39:41,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1818086427, now seen corresponding path program 1 times [2023-11-23 22:39:41,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:39:41,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037142201] [2023-11-23 22:39:41,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:39:41,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:39:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:39:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:39:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 22:39:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:39:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 22:39:42,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:39:42,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 22:39:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:39:42,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 22:39:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:39:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 22:39:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:39:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 22:39:42,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:39:42,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 22:39:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:39:42,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-23 22:39:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:39:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-23 22:39:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:39:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-23 22:39:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-23 22:39:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:39:42,571 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-23 22:39:42,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:39:42,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037142201] [2023-11-23 22:39:42,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037142201] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:39:42,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:39:42,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 22:39:42,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294774050] [2023-11-23 22:39:42,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:39:42,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 22:39:42,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:39:42,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 22:39:42,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 22:39:42,654 INFO L87 Difference]: Start difference. First operand has 1267 states, 829 states have (on average 1.3799758745476478) internal successors, (1144), 842 states have internal predecessors, (1144), 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) [2023-11-23 22:39:46,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:39:48,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:39:52,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:39:55,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:39:59,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:39:59,325 INFO L93 Difference]: Finished difference Result 3711 states and 5645 transitions. [2023-11-23 22:39:59,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 22:39:59,328 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 [2023-11-23 22:39:59,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:39:59,382 INFO L225 Difference]: With dead ends: 3711 [2023-11-23 22:39:59,383 INFO L226 Difference]: Without dead ends: 2453 [2023-11-23 22:39:59,401 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 [2023-11-23 22:39:59,404 INFO L413 NwaCegarLoop]: 1249 mSDtfsCounter, 2106 mSDsluCounter, 1661 mSDsCounter, 0 mSdLazyCounter, 1897 mSolverCounterSat, 842 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2438 SdHoareTripleChecker+Valid, 2910 SdHoareTripleChecker+Invalid, 2743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 842 IncrementalHoareTripleChecker+Valid, 1897 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.1s IncrementalHoareTripleChecker+Time [2023-11-23 22:39:59,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2438 Valid, 2910 Invalid, 2743 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [842 Valid, 1897 Invalid, 4 Unknown, 0 Unchecked, 16.1s Time] [2023-11-23 22:39:59,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2453 states. [2023-11-23 22:39:59,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2453 to 2431. [2023-11-23 22:39:59,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2431 states, 1610 states have (on average 1.3664596273291925) internal successors, (2200), 1634 states have internal predecessors, (2200), 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) [2023-11-23 22:39:59,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 2431 states and 3575 transitions. [2023-11-23 22:39:59,778 INFO L78 Accepts]: Start accepts. Automaton has 2431 states and 3575 transitions. Word has length 117 [2023-11-23 22:39:59,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:39:59,782 INFO L495 AbstractCegarLoop]: Abstraction has 2431 states and 3575 transitions. [2023-11-23 22:39:59,782 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) [2023-11-23 22:39:59,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 3575 transitions. [2023-11-23 22:39:59,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-23 22:39:59,789 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:39:59,789 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] [2023-11-23 22:39:59,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 22:39:59,790 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)] === [2023-11-23 22:39:59,790 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:39:59,791 INFO L85 PathProgramCache]: Analyzing trace with hash -804779836, now seen corresponding path program 1 times [2023-11-23 22:39:59,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:39:59,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155478404] [2023-11-23 22:39:59,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:39:59,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:39:59,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:40:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:40:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 22:40:00,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:40:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 22:40:00,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:40:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 22:40:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:40:00,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 22:40:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:40:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 22:40:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:40:00,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 22:40:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:40:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 22:40:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:40:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-23 22:40:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:40:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-23 22:40:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:40:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-23 22:40:00,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 22:40:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:40:00,608 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-23 22:40:00,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:40:00,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155478404] [2023-11-23 22:40:00,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155478404] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:40:00,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:40:00,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 22:40:00,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718714162] [2023-11-23 22:40:00,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:40:00,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 22:40:00,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:40:00,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 22:40:00,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 22:40:00,613 INFO L87 Difference]: Start difference. First operand 2431 states and 3575 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) [2023-11-23 22:40:04,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:40:06,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:40:10,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:40:12,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []