./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_acc68dad-eb2d-4101-ba9b-dd092d69ae28/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc68dad-eb2d-4101-ba9b-dd092d69ae28/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc68dad-eb2d-4101-ba9b-dd092d69ae28/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc68dad-eb2d-4101-ba9b-dd092d69ae28/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc68dad-eb2d-4101-ba9b-dd092d69ae28/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc68dad-eb2d-4101-ba9b-dd092d69ae28/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash de309cb006d9ebcc083a8e63406ee72224599a1ace468a6eb3d237a424720136 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:10:32,746 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:10:32,819 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc68dad-eb2d-4101-ba9b-dd092d69ae28/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 22:10:32,825 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:10:32,826 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:10:32,857 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:10:32,859 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:10:32,860 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:10:32,861 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:10:32,863 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:10:32,863 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:10:32,864 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:10:32,865 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:10:32,870 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:10:32,870 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:10:32,871 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:10:32,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:10:32,873 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:10:32,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:10:32,874 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:10:32,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:10:32,875 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:10:32,875 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:10:32,876 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:10:32,877 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:10:32,877 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:10:32,878 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:10:32,878 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:10:32,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:10:32,879 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:10:32,880 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:10:32,881 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:10:32,881 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:10:32,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:10:32,881 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:10:32,882 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:10:32,882 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:10:32,882 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:10:32,882 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:10:32,883 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_acc68dad-eb2d-4101-ba9b-dd092d69ae28/bin/uautomizer-verify-bycVGegfSx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc68dad-eb2d-4101-ba9b-dd092d69ae28/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de309cb006d9ebcc083a8e63406ee72224599a1ace468a6eb3d237a424720136 [2023-11-21 22:10:33,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:10:33,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:10:33,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:10:33,241 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:10:33,241 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:10:33,243 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc68dad-eb2d-4101-ba9b-dd092d69ae28/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2023-11-21 22:10:36,373 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:10:37,236 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:10:37,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc68dad-eb2d-4101-ba9b-dd092d69ae28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2023-11-21 22:10:37,328 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc68dad-eb2d-4101-ba9b-dd092d69ae28/bin/uautomizer-verify-bycVGegfSx/data/f976ed107/6c762102e387429986436d7df16cf0b8/FLAG57b5f7dba [2023-11-21 22:10:37,348 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc68dad-eb2d-4101-ba9b-dd092d69ae28/bin/uautomizer-verify-bycVGegfSx/data/f976ed107/6c762102e387429986436d7df16cf0b8 [2023-11-21 22:10:37,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:10:37,361 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:10:37,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:10:37,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:10:37,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:10:37,373 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:10:37" (1/1) ... [2023-11-21 22:10:37,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b0197d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:37, skipping insertion in model container [2023-11-21 22:10:37,374 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:10:37" (1/1) ... [2023-11-21 22:10:37,582 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:10:41,051 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_acc68dad-eb2d-4101-ba9b-dd092d69ae28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[408905,408918] [2023-11-21 22:10:41,055 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_acc68dad-eb2d-4101-ba9b-dd092d69ae28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[409071,409084] [2023-11-21 22:10:41,056 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_acc68dad-eb2d-4101-ba9b-dd092d69ae28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[409235,409248] [2023-11-21 22:10:41,057 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_acc68dad-eb2d-4101-ba9b-dd092d69ae28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[409400,409413] [2023-11-21 22:10:41,078 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:10:41,127 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:10:41,258 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"); [6721] [2023-11-21 22:10:41,260 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6728] [2023-11-21 22:10:41,261 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [6743-6744] [2023-11-21 22:10:41,262 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 *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/d4e00c1/linux-kernel-locking-mutex/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6773-6774] [2023-11-21 22:10:41,263 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6779-6781] [2023-11-21 22:10:41,264 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; incl %0": "+m" (v->counter)); [6808] [2023-11-21 22:10:41,264 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6815] [2023-11-21 22:10:41,274 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/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [7001-7002] [2023-11-21 22:10:41,277 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/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [7035-7036] [2023-11-21 22:10:41,278 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/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [7072-7073] [2023-11-21 22:10:41,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [13837] [2023-11-21 22:10:41,669 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_acc68dad-eb2d-4101-ba9b-dd092d69ae28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[408905,408918] [2023-11-21 22:10:41,670 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_acc68dad-eb2d-4101-ba9b-dd092d69ae28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[409071,409084] [2023-11-21 22:10:41,671 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_acc68dad-eb2d-4101-ba9b-dd092d69ae28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[409235,409248] [2023-11-21 22:10:41,672 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_acc68dad-eb2d-4101-ba9b-dd092d69ae28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[409400,409413] [2023-11-21 22:10:41,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:10:41,862 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:10:41,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:41 WrapperNode [2023-11-21 22:10:41,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:10:41,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:10:41,864 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:10:41,864 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:10:41,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:41" (1/1) ... [2023-11-21 22:10:42,035 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:41" (1/1) ... [2023-11-21 22:10:42,318 INFO L138 Inliner]: procedures = 434, calls = 2598, calls flagged for inlining = 232, calls inlined = 220, statements flattened = 7137 [2023-11-21 22:10:42,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:10:42,324 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:10:42,324 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:10:42,325 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:10:42,337 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:41" (1/1) ... [2023-11-21 22:10:42,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:41" (1/1) ... [2023-11-21 22:10:42,385 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:41" (1/1) ... [2023-11-21 22:10:44,986 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memcpy is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 22:10:44,987 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:41" (1/1) ... [2023-11-21 22:10:44,987 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:41" (1/1) ... [2023-11-21 22:10:45,180 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:41" (1/1) ... [2023-11-21 22:10:45,212 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:41" (1/1) ... [2023-11-21 22:10:45,250 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:41" (1/1) ... [2023-11-21 22:10:45,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:41" (1/1) ... [2023-11-21 22:10:45,318 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:10:45,319 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:10:45,319 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:10:45,319 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:10:45,320 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:41" (1/1) ... [2023-11-21 22:10:45,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:10:45,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc68dad-eb2d-4101-ba9b-dd092d69ae28/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:45,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc68dad-eb2d-4101-ba9b-dd092d69ae28/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:45,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc68dad-eb2d-4101-ba9b-dd092d69ae28/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:10:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_per_engine_handler_adjust [2023-11-21 22:10:45,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_per_engine_handler_adjust [2023-11-21 22:10:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 22:10:45,401 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 22:10:45,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2023-11-21 22:10:45,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2023-11-21 22:10:45,402 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_core_destroy [2023-11-21 22:10:45,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_core_destroy [2023-11-21 22:10:45,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 22:10:45,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 22:10:45,403 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-21 22:10:45,404 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-21 22:10:45,405 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_watermark_intr_disable [2023-11-21 22:10:45,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_watermark_intr_disable [2023-11-21 22:10:45,406 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-21 22:10:45,407 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-21 22:10:45,407 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_completed_recv_next [2023-11-21 22:10:45,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_completed_recv_next [2023-11-21 22:10:45,408 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-21 22:10:45,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-21 22:10:45,408 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_completed_send_next [2023-11-21 22:10:45,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_completed_send_next [2023-11-21 22:10:45,409 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 22:10:45,409 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 22:10:45,409 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_ce_deinit [2023-11-21 22:10:45,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_ce_deinit [2023-11-21 22:10:45,410 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_start [2023-11-21 22:10:45,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_start [2023-11-21 22:10:45,410 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_resume [2023-11-21 22:10:45,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_resume [2023-11-21 22:10:45,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-21 22:10:45,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-21 22:10:45,411 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_read32 [2023-11-21 22:10:45,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_read32 [2023-11-21 22:10:45,411 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-21 22:10:45,411 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-21 22:10:45,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-21 22:10:45,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-21 22:10:45,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ath10k_pci_exit_13_2 [2023-11-21 22:10:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ath10k_pci_exit_13_2 [2023-11-21 22:10:45,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-21 22:10:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-21 22:10:45,412 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_dbg [2023-11-21 22:10:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_dbg [2023-11-21 22:10:45,412 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2023-11-21 22:10:45,413 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2023-11-21 22:10:45,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:10:45,413 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2023-11-21 22:10:45,414 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2023-11-21 22:10:45,415 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_write_mem [2023-11-21 22:10:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_write_mem [2023-11-21 22:10:45,415 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-21 22:10:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-21 22:10:45,415 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-21 22:10:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-21 22:10:45,416 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_base_address [2023-11-21 22:10:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_base_address [2023-11-21 22:10:45,416 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_write_access [2023-11-21 22:10:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_write_access [2023-11-21 22:10:45,417 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-21 22:10:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-21 22:10:45,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 22:10:45,417 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-21 22:10:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-21 22:10:45,418 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-21 22:10:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-21 22:10:45,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 22:10:45,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-21 22:10:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-21 22:10:45,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:10:45,419 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-21 22:10:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-21 22:10:45,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 22:10:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 22:10:45,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-21 22:10:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-21 22:10:45,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-21 22:10:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-21 22:10:45,421 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_wake [2023-11-21 22:10:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_wake [2023-11-21 22:10:45,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-21 22:10:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-21 22:10:45,421 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_copy_complete_intr_disable [2023-11-21 22:10:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_copy_complete_intr_disable [2023-11-21 22:10:45,421 INFO L130 BoogieDeclarations]: Found specification of procedure get_free_compl [2023-11-21 22:10:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure get_free_compl [2023-11-21 22:10:45,422 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_process_ce [2023-11-21 22:10:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_process_ce [2023-11-21 22:10:45,422 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_reg_read32 [2023-11-21 22:10:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_reg_read32 [2023-11-21 22:10:45,422 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-21 22:10:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-21 22:10:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-21 22:10:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-21 22:10:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-21 22:10:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-21 22:10:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_do_pci_wake [2023-11-21 22:10:45,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_do_pci_wake [2023-11-21 22:10:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_cleanup_ce [2023-11-21 22:10:45,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_cleanup_ce [2023-11-21 22:10:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_disable_interrupts [2023-11-21 22:10:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_disable_interrupts [2023-11-21 22:10:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:10:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_info [2023-11-21 22:10:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_info [2023-11-21 22:10:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-21 22:10:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-21 22:10:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-21 22:10:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-21 22:10:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_sleep [2023-11-21 22:10:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_sleep [2023-11-21 22:10:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-21 22:10:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-21 22:10:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-21 22:10:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-21 22:10:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:10:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-21 22:10:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-21 22:10:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-21 22:10:45,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-21 22:10:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_request_early_irq [2023-11-21 22:10:45,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_request_early_irq [2023-11-21 22:10:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:10:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2023-11-21 22:10:45,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2023-11-21 22:10:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:10:45,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:10:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_reg_write32 [2023-11-21 22:10:45,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_reg_write32 [2023-11-21 22:10:45,431 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-21 22:10:45,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-21 22:10:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-11-21 22:10:45,432 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-11-21 22:10:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_get_free_queue_number [2023-11-21 22:10:45,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_get_free_queue_number [2023-11-21 22:10:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_stop [2023-11-21 22:10:45,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_stop [2023-11-21 22:10:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_recv_buf_enqueue [2023-11-21 22:10:45,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_recv_buf_enqueue [2023-11-21 22:10:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_priv [2023-11-21 22:10:45,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_priv [2023-11-21 22:10:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-21 22:10:45,440 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-21 22:10:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-21 22:10:45,445 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-21 22:10:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_deinit [2023-11-21 22:10:45,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_deinit [2023-11-21 22:10:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure __roundup_pow_of_two [2023-11-21 22:10:45,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __roundup_pow_of_two [2023-11-21 22:10:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:10:45,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:10:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_rx_pipe_cleanup [2023-11-21 22:10:45,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_rx_pipe_cleanup [2023-11-21 22:10:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_revoke_recv_next [2023-11-21 22:10:45,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_revoke_recv_next [2023-11-21 22:10:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_read_access [2023-11-21 22:10:45,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_read_access [2023-11-21 22:10:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-21 22:10:45,448 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-21 22:10:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_stop_ce [2023-11-21 22:10:45,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_stop_ce [2023-11-21 22:10:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_device_reset [2023-11-21 22:10:45,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_device_reset [2023-11-21 22:10:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-21 22:10:45,449 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-21 22:10:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 22:10:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 22:10:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 22:10:45,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 22:10:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_post_rx_pipe [2023-11-21 22:10:45,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_post_rx_pipe [2023-11-21 22:10:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_free_irq [2023-11-21 22:10:45,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_free_irq [2023-11-21 22:10:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-21 22:10:45,450 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-21 22:10:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2023-11-21 22:10:45,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2023-11-21 22:10:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_power_down [2023-11-21 22:10:45,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_power_down [2023-11-21 22:10:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-21 22:10:45,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-21 22:10:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_per_engine_service [2023-11-21 22:10:45,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_per_engine_service [2023-11-21 22:10:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-21 22:10:45,452 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-21 22:10:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:10:45,452 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:10:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_send [2023-11-21 22:10:45,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_send [2023-11-21 22:10:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_suspend [2023-11-21 22:10:45,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_suspend [2023-11-21 22:10:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-21 22:10:45,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-21 22:10:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2023-11-21 22:10:45,453 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2023-11-21 22:10:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-21 22:10:45,453 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-21 22:10:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:10:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-21 22:10:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-21 22:10:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_src_ring_read_index_get [2023-11-21 22:10:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_src_ring_read_index_get [2023-11-21 22:10:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure ATH10K_SKB_CB [2023-11-21 22:10:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ATH10K_SKB_CB [2023-11-21 22:10:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_free_early_irq [2023-11-21 22:10:45,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_free_early_irq [2023-11-21 22:10:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:10:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-21 22:10:45,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-21 22:10:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_do_pci_sleep [2023-11-21 22:10:45,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_do_pci_sleep [2023-11-21 22:10:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_kill_tasklet [2023-11-21 22:10:45,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_kill_tasklet [2023-11-21 22:10:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_remove [2023-11-21 22:10:45,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_remove [2023-11-21 22:10:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 22:10:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_err [2023-11-21 22:10:45,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_err [2023-11-21 22:10:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-21 22:10:45,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-21 22:10:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_disable_and_clear_legacy_irq [2023-11-21 22:10:45,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_disable_and_clear_legacy_irq [2023-11-21 22:10:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-21 22:10:45,457 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-21 22:10:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-21 22:10:45,457 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-21 22:10:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_irq_pending [2023-11-21 22:10:45,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_irq_pending [2023-11-21 22:10:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-21 22:10:45,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-21 22:10:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-21 22:10:45,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-21 22:10:45,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-21 22:10:45,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-21 22:10:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-21 22:10:45,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-21 22:10:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2023-11-21 22:10:45,459 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2023-11-21 22:10:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-21 22:10:45,459 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-21 22:10:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_write32 [2023-11-21 22:10:45,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_write32 [2023-11-21 22:10:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_map_service_to_pipe [2023-11-21 22:10:45,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_map_service_to_pipe [2023-11-21 22:10:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_block [2023-11-21 22:10:45,460 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_block [2023-11-21 22:10:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-21 22:10:45,460 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-21 22:10:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 22:10:45,461 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 22:10:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_warn [2023-11-21 22:10:45,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_warn [2023-11-21 22:10:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:10:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2023-11-21 22:10:45,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2023-11-21 22:10:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 22:10:45,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 22:10:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-21 22:10:45,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-21 22:10:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-21 22:10:45,463 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-21 22:10:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_dbg_dump [2023-11-21 22:10:45,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_dbg_dump [2023-11-21 22:10:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2023-11-21 22:10:45,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2023-11-21 22:10:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_power_up [2023-11-21 22:10:45,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_power_up [2023-11-21 22:10:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-21 22:10:45,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-21 22:10:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_deinit_irq [2023-11-21 22:10:45,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_deinit_irq [2023-11-21 22:10:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_master [2023-11-21 22:10:45,470 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_master [2023-11-21 22:10:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-21 22:10:45,470 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-21 22:10:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure host_interest_item_address [2023-11-21 22:10:45,471 INFO L138 BoogieDeclarations]: Found implementation of procedure host_interest_item_address [2023-11-21 22:10:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_read_mem [2023-11-21 22:10:45,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_read_mem [2023-11-21 22:10:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2023-11-21 22:10:45,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2023-11-21 22:10:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-21 22:10:45,471 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-21 22:10:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_cancel_send_next [2023-11-21 22:10:45,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_cancel_send_next [2023-11-21 22:10:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:10:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-21 22:10:45,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-21 22:10:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_engine_int_status_clear [2023-11-21 22:10:45,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_engine_int_status_clear [2023-11-21 22:10:46,633 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:10:46,638 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:10:47,014 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 22:10:54,139 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-21 22:10:54,410 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:10:58,622 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:10:58,622 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 22:10:58,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:10:58 BoogieIcfgContainer [2023-11-21 22:10:58,626 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:10:58,628 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:10:58,628 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:10:58,639 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:10:58,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:10:37" (1/3) ... [2023-11-21 22:10:58,641 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e9e9a64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:10:58, skipping insertion in model container [2023-11-21 22:10:58,642 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:41" (2/3) ... [2023-11-21 22:10:58,642 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e9e9a64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:10:58, skipping insertion in model container [2023-11-21 22:10:58,642 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:10:58" (3/3) ... [2023-11-21 22:10:58,644 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2023-11-21 22:10:58,669 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:10:58,670 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:10:59,000 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:10:59,028 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;@366ea4aa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:10:59,038 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:10:59,066 INFO L276 IsEmpty]: Start isEmpty. Operand has 2219 states, 1288 states have (on average 1.2903726708074534) internal successors, (1662), 1339 states have internal predecessors, (1662), 798 states have call successors, (798), 137 states have call predecessors, (798), 136 states have return successors, (789), 782 states have call predecessors, (789), 789 states have call successors, (789) [2023-11-21 22:10:59,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-21 22:10:59,123 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:10:59,124 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:10:59,124 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:10:59,161 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:59,161 INFO L85 PathProgramCache]: Analyzing trace with hash 705813285, now seen corresponding path program 1 times [2023-11-21 22:10:59,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:59,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614512535] [2023-11-21 22:10:59,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:59,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:59,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:00,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:00,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:00,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-21 22:11:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:00,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:00,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:00,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-21 22:11:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:00,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:00,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-21 22:11:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:00,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:00,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-21 22:11:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:00,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-21 22:11:01,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:01,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-21 22:11:01,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-21 22:11:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:01,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-21 22:11:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-21 22:11:01,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:01,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-21 22:11:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-21 22:11:01,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-21 22:11:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:01,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-21 22:11:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-21 22:11:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:11:01,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-21 22:11:01,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-21 22:11:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:01,509 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-11-21 22:11:01,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:11:01,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614512535] [2023-11-21 22:11:01,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614512535] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:11:01,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:11:01,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:11:01,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995633699] [2023-11-21 22:11:01,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:11:01,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:11:01,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:11:01,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:11:01,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:11:01,580 INFO L87 Difference]: Start difference. First operand has 2219 states, 1288 states have (on average 1.2903726708074534) internal successors, (1662), 1339 states have internal predecessors, (1662), 798 states have call successors, (798), 137 states have call predecessors, (798), 136 states have return successors, (789), 782 states have call predecessors, (789), 789 states have call successors, (789) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-21 22:11:04,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:11:06,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:11:08,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:11:13,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:11:15,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []