./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 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7aaede-da57-430d-8e5a-5948ad97a90b/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7aaede-da57-430d-8e5a-5948ad97a90b/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7aaede-da57-430d-8e5a-5948ad97a90b/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7aaede-da57-430d-8e5a-5948ad97a90b/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.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_5c7aaede-da57-430d-8e5a-5948ad97a90b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7aaede-da57-430d-8e5a-5948ad97a90b/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash de309cb006d9ebcc083a8e63406ee72224599a1ace468a6eb3d237a424720136 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:21:46,530 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:21:46,602 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7aaede-da57-430d-8e5a-5948ad97a90b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:21:46,609 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:21:46,609 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:21:46,635 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:21:46,636 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:21:46,637 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:21:46,638 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:21:46,639 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:21:46,639 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:21:46,640 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:21:46,641 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:21:46,641 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:21:46,642 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:21:46,643 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:21:46,643 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:21:46,644 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:21:46,645 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:21:46,645 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:21:46,646 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:21:46,647 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:21:46,648 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:21:46,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:21:46,649 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:21:46,650 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:21:46,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:21:46,651 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:21:46,651 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:21:46,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:21:46,652 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:21:46,653 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:21:46,653 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:21:46,654 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:21:46,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:46,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:21:46,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:21:46,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:21:46,657 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:21:46,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:21:46,657 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:21:46,658 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:21:46,658 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:21:46,659 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:21:46,659 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_5c7aaede-da57-430d-8e5a-5948ad97a90b/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7aaede-da57-430d-8e5a-5948ad97a90b/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de309cb006d9ebcc083a8e63406ee72224599a1ace468a6eb3d237a424720136 [2023-11-23 21:21:46,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:21:46,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:21:46,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:21:46,981 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:21:46,982 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:21:46,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7aaede-da57-430d-8e5a-5948ad97a90b/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2023-11-23 21:21:50,108 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:21:50,853 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:21:50,854 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7aaede-da57-430d-8e5a-5948ad97a90b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2023-11-23 21:21:50,919 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7aaede-da57-430d-8e5a-5948ad97a90b/bin/utaipan-verify-mE87zJ7Ire/data/9d65ceb14/78215cfa391849f6a29235a8b3b083a0/FLAG1078c99d0 [2023-11-23 21:21:50,939 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7aaede-da57-430d-8e5a-5948ad97a90b/bin/utaipan-verify-mE87zJ7Ire/data/9d65ceb14/78215cfa391849f6a29235a8b3b083a0 [2023-11-23 21:21:50,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:21:50,948 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:21:50,951 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:50,951 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:21:50,957 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:21:50,959 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:50" (1/1) ... [2023-11-23 21:21:50,960 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a93986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:50, skipping insertion in model container [2023-11-23 21:21:50,961 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:50" (1/1) ... [2023-11-23 21:21:51,206 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:21:54,759 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_5c7aaede-da57-430d-8e5a-5948ad97a90b/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] [2023-11-23 21:21:54,764 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_5c7aaede-da57-430d-8e5a-5948ad97a90b/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] [2023-11-23 21:21:54,766 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_5c7aaede-da57-430d-8e5a-5948ad97a90b/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] [2023-11-23 21:21:54,767 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_5c7aaede-da57-430d-8e5a-5948ad97a90b/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] [2023-11-23 21:21:54,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:54,868 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:21:55,107 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] [2023-11-23 21:21:55,109 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6728] [2023-11-23 21:21:55,111 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] [2023-11-23 21:21:55,112 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] [2023-11-23 21:21:55,112 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] [2023-11-23 21:21:55,114 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] [2023-11-23 21:21:55,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6815] [2023-11-23 21:21:55,127 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] [2023-11-23 21:21:55,131 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] [2023-11-23 21:21:55,132 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] [2023-11-23 21:21:55,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [13837] [2023-11-23 21:21:55,475 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_5c7aaede-da57-430d-8e5a-5948ad97a90b/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] [2023-11-23 21:21:55,476 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_5c7aaede-da57-430d-8e5a-5948ad97a90b/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] [2023-11-23 21:21:55,477 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_5c7aaede-da57-430d-8e5a-5948ad97a90b/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] [2023-11-23 21:21:55,477 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_5c7aaede-da57-430d-8e5a-5948ad97a90b/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] [2023-11-23 21:21:55,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:55,656 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:21:55,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:55 WrapperNode [2023-11-23 21:21:55,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:55,658 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:55,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:21:55,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:21:55,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:55" (1/1) ... [2023-11-23 21:21:55,787 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:55" (1/1) ... [2023-11-23 21:21:56,092 INFO L138 Inliner]: procedures = 434, calls = 2598, calls flagged for inlining = 232, calls inlined = 220, statements flattened = 7137 [2023-11-23 21:21:56,093 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:56,094 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:21:56,094 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:21:56,094 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:21:56,104 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:55" (1/1) ... [2023-11-23 21:21:56,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:55" (1/1) ... [2023-11-23 21:21:56,175 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:55" (1/1) ... [2023-11-23 21:21:56,175 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:55" (1/1) ... [2023-11-23 21:21:56,325 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:55" (1/1) ... [2023-11-23 21:21:56,357 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:55" (1/1) ... [2023-11-23 21:21:56,388 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:55" (1/1) ... [2023-11-23 21:21:56,410 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:55" (1/1) ... [2023-11-23 21:21:56,451 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:21:56,452 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:21:56,452 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:21:56,453 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:21:56,531 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:55" (1/1) ... [2023-11-23 21:21:56,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:56,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7aaede-da57-430d-8e5a-5948ad97a90b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:56,568 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7aaede-da57-430d-8e5a-5948ad97a90b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:21:56,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7aaede-da57-430d-8e5a-5948ad97a90b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:21:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_per_engine_handler_adjust [2023-11-23 21:21:56,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_per_engine_handler_adjust [2023-11-23 21:21:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:21:56,618 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:21:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2023-11-23 21:21:56,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2023-11-23 21:21:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_core_destroy [2023-11-23 21:21:56,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_core_destroy [2023-11-23 21:21:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:21:56,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:21:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 21:21:56,621 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 21:21:56,622 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_watermark_intr_disable [2023-11-23 21:21:56,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_watermark_intr_disable [2023-11-23 21:21:56,622 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:21:56,623 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:21:56,623 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_completed_recv_next [2023-11-23 21:21:56,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_completed_recv_next [2023-11-23 21:21:56,624 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-23 21:21:56,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-23 21:21:56,624 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_completed_send_next [2023-11-23 21:21:56,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_completed_send_next [2023-11-23 21:21:56,625 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 21:21:56,625 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 21:21:56,626 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_ce_deinit [2023-11-23 21:21:56,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_ce_deinit [2023-11-23 21:21:56,626 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_start [2023-11-23 21:21:56,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_start [2023-11-23 21:21:56,626 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_resume [2023-11-23 21:21:56,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_resume [2023-11-23 21:21:56,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:21:56,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:21:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_read32 [2023-11-23 21:21:56,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_read32 [2023-11-23 21:21:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-23 21:21:56,627 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-23 21:21:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:21:56,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:21:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ath10k_pci_exit_13_2 [2023-11-23 21:21:56,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ath10k_pci_exit_13_2 [2023-11-23 21:21:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-23 21:21:56,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-23 21:21:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_dbg [2023-11-23 21:21:56,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_dbg [2023-11-23 21:21:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2023-11-23 21:21:56,630 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2023-11-23 21:21:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:21:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2023-11-23 21:21:56,631 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2023-11-23 21:21:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_write_mem [2023-11-23 21:21:56,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_write_mem [2023-11-23 21:21:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-23 21:21:56,631 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-23 21:21:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-23 21:21:56,632 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-23 21:21:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_base_address [2023-11-23 21:21:56,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_base_address [2023-11-23 21:21:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_write_access [2023-11-23 21:21:56,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_write_access [2023-11-23 21:21:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-23 21:21:56,633 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-23 21:21:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:21:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:21:56,634 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:21:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-23 21:21:56,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-23 21:21:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:21:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:21:56,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:21:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:21:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:21:56,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:21:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:21:56,636 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:21:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-23 21:21:56,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-23 21:21:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:21:56,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:21:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_wake [2023-11-23 21:21:56,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_wake [2023-11-23 21:21:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:21:56,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:21:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_copy_complete_intr_disable [2023-11-23 21:21:56,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_copy_complete_intr_disable [2023-11-23 21:21:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure get_free_compl [2023-11-23 21:21:56,638 INFO L138 BoogieDeclarations]: Found implementation of procedure get_free_compl [2023-11-23 21:21:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_process_ce [2023-11-23 21:21:56,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_process_ce [2023-11-23 21:21:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_reg_read32 [2023-11-23 21:21:56,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_reg_read32 [2023-11-23 21:21:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-23 21:21:56,638 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-23 21:21:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-23 21:21:56,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-23 21:21:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:21:56,640 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:21:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_do_pci_wake [2023-11-23 21:21:56,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_do_pci_wake [2023-11-23 21:21:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_cleanup_ce [2023-11-23 21:21:56,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_cleanup_ce [2023-11-23 21:21:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_disable_interrupts [2023-11-23 21:21:56,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_disable_interrupts [2023-11-23 21:21:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:21:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_info [2023-11-23 21:21:56,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_info [2023-11-23 21:21:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 21:21:56,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 21:21:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 21:21:56,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 21:21:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_sleep [2023-11-23 21:21:56,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_sleep [2023-11-23 21:21:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-23 21:21:56,643 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-23 21:21:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-23 21:21:56,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-23 21:21:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:21:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:21:56,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:21:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:21:56,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:21:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_request_early_irq [2023-11-23 21:21:56,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_request_early_irq [2023-11-23 21:21:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:21:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2023-11-23 21:21:56,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2023-11-23 21:21:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:21:56,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:21:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_reg_write32 [2023-11-23 21:21:56,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_reg_write32 [2023-11-23 21:21:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:21:56,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:21:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-11-23 21:21:56,650 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-11-23 21:21:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_get_free_queue_number [2023-11-23 21:21:56,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_get_free_queue_number [2023-11-23 21:21:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_stop [2023-11-23 21:21:56,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_stop [2023-11-23 21:21:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_recv_buf_enqueue [2023-11-23 21:21:56,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_recv_buf_enqueue [2023-11-23 21:21:56,654 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_priv [2023-11-23 21:21:56,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_priv [2023-11-23 21:21:56,659 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:21:56,659 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:21:56,659 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 21:21:56,660 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 21:21:56,660 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_deinit [2023-11-23 21:21:56,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_deinit [2023-11-23 21:21:56,660 INFO L130 BoogieDeclarations]: Found specification of procedure __roundup_pow_of_two [2023-11-23 21:21:56,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __roundup_pow_of_two [2023-11-23 21:21:56,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:21:56,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:21:56,661 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_rx_pipe_cleanup [2023-11-23 21:21:56,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_rx_pipe_cleanup [2023-11-23 21:21:56,661 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_revoke_recv_next [2023-11-23 21:21:56,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_revoke_recv_next [2023-11-23 21:21:56,662 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_read_access [2023-11-23 21:21:56,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_read_access [2023-11-23 21:21:56,662 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-23 21:21:56,662 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-23 21:21:56,663 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_stop_ce [2023-11-23 21:21:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_stop_ce [2023-11-23 21:21:56,663 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_device_reset [2023-11-23 21:21:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_device_reset [2023-11-23 21:21:56,663 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 21:21:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 21:21:56,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:21:56,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:21:56,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:21:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:21:56,664 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_post_rx_pipe [2023-11-23 21:21:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_post_rx_pipe [2023-11-23 21:21:56,664 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_free_irq [2023-11-23 21:21:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_free_irq [2023-11-23 21:21:56,664 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-23 21:21:56,665 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-23 21:21:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2023-11-23 21:21:56,665 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2023-11-23 21:21:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_power_down [2023-11-23 21:21:56,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_power_down [2023-11-23 21:21:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-23 21:21:56,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-23 21:21:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_per_engine_service [2023-11-23 21:21:56,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_per_engine_service [2023-11-23 21:21:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-23 21:21:56,666 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-23 21:21:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:21:56,666 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:21:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_send [2023-11-23 21:21:56,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_send [2023-11-23 21:21:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_suspend [2023-11-23 21:21:56,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_suspend [2023-11-23 21:21:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-23 21:21:56,667 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-23 21:21:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2023-11-23 21:21:56,667 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2023-11-23 21:21:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-23 21:21:56,667 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-23 21:21:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:21:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-23 21:21:56,668 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-23 21:21:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_src_ring_read_index_get [2023-11-23 21:21:56,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_src_ring_read_index_get [2023-11-23 21:21:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure ATH10K_SKB_CB [2023-11-23 21:21:56,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ATH10K_SKB_CB [2023-11-23 21:21:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_free_early_irq [2023-11-23 21:21:56,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_free_early_irq [2023-11-23 21:21:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:21:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-23 21:21:56,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-23 21:21:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_do_pci_sleep [2023-11-23 21:21:56,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_do_pci_sleep [2023-11-23 21:21:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_kill_tasklet [2023-11-23 21:21:56,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_kill_tasklet [2023-11-23 21:21:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_remove [2023-11-23 21:21:56,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_remove [2023-11-23 21:21:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:21:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_err [2023-11-23 21:21:56,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_err [2023-11-23 21:21:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:21:56,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:21:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_disable_and_clear_legacy_irq [2023-11-23 21:21:56,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_disable_and_clear_legacy_irq [2023-11-23 21:21:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 21:21:56,671 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 21:21:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-23 21:21:56,671 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-23 21:21:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_irq_pending [2023-11-23 21:21:56,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_irq_pending [2023-11-23 21:21:56,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-23 21:21:56,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-23 21:21:56,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:21:56,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:21:56,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-23 21:21:56,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-23 21:21:56,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 21:21:56,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 21:21:56,673 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2023-11-23 21:21:56,673 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2023-11-23 21:21:56,673 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-23 21:21:56,673 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-23 21:21:56,673 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_write32 [2023-11-23 21:21:56,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_write32 [2023-11-23 21:21:56,674 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_map_service_to_pipe [2023-11-23 21:21:56,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_map_service_to_pipe [2023-11-23 21:21:56,674 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_block [2023-11-23 21:21:56,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_block [2023-11-23 21:21:56,674 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:21:56,674 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:21:56,674 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:21:56,674 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:21:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_warn [2023-11-23 21:21:56,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_warn [2023-11-23 21:21:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:21:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2023-11-23 21:21:56,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2023-11-23 21:21:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:21:56,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:21:56,676 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-23 21:21:56,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-23 21:21:56,680 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 21:21:56,680 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 21:21:56,680 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_dbg_dump [2023-11-23 21:21:56,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_dbg_dump [2023-11-23 21:21:56,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2023-11-23 21:21:56,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2023-11-23 21:21:56,681 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_power_up [2023-11-23 21:21:56,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_power_up [2023-11-23 21:21:56,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:21:56,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:21:56,683 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_deinit_irq [2023-11-23 21:21:56,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_deinit_irq [2023-11-23 21:21:56,683 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_master [2023-11-23 21:21:56,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_master [2023-11-23 21:21:56,684 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-23 21:21:56,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-23 21:21:56,684 INFO L130 BoogieDeclarations]: Found specification of procedure host_interest_item_address [2023-11-23 21:21:56,684 INFO L138 BoogieDeclarations]: Found implementation of procedure host_interest_item_address [2023-11-23 21:21:56,684 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_read_mem [2023-11-23 21:21:56,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_read_mem [2023-11-23 21:21:56,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2023-11-23 21:21:56,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2023-11-23 21:21:56,685 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-23 21:21:56,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-23 21:21:56,685 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_cancel_send_next [2023-11-23 21:21:56,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_cancel_send_next [2023-11-23 21:21:56,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:21:56,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:21:56,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:21:56,686 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_engine_int_status_clear [2023-11-23 21:21:56,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_engine_int_status_clear [2023-11-23 21:21:57,788 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:21:57,801 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:21:58,167 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:22:05,063 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 21:22:05,399 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:22:07,981 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:22:07,981 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-23 21:22:07,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:07 BoogieIcfgContainer [2023-11-23 21:22:07,984 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:22:07,987 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:22:07,987 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:22:07,990 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:22:07,991 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:21:50" (1/3) ... [2023-11-23 21:22:07,993 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6313808d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:07, skipping insertion in model container [2023-11-23 21:22:07,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:55" (2/3) ... [2023-11-23 21:22:07,993 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6313808d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:07, skipping insertion in model container [2023-11-23 21:22:07,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:07" (3/3) ... [2023-11-23 21:22:07,996 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2023-11-23 21:22:08,014 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:22:08,015 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:22:08,120 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:22:08,127 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=FINITE_AUTOMATA, 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;@1db4edc9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:22:08,127 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:22:08,141 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) [2023-11-23 21:22:08,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-23 21:22:08,169 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:08,170 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] [2023-11-23 21:22:08,170 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] === [2023-11-23 21:22:08,176 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:08,178 INFO L85 PathProgramCache]: Analyzing trace with hash 705813285, now seen corresponding path program 1 times [2023-11-23 21:22:08,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:22:08,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404255547] [2023-11-23 21:22:08,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:08,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:22:08,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:09,427 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-11-23 21:22:09,428 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:22:09,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404255547] [2023-11-23 21:22:09,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404255547] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:22:09,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:22:09,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:22:09,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093691002] [2023-11-23 21:22:09,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:22:09,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:22:09,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:22:09,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:22:09,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:22:09,498 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 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-23 21:22:11,837 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 21:22:13,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:16,271 WARN L539 Checker$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 21:22:18,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:20,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:21,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:22:21,411 INFO L93 Difference]: Finished difference Result 6499 states and 9565 transitions. [2023-11-23 21:22:21,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:22:21,414 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 171 [2023-11-23 21:22:21,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:22:21,473 INFO L225 Difference]: With dead ends: 6499 [2023-11-23 21:22:21,474 INFO L226 Difference]: Without dead ends: 4296 [2023-11-23 21:22:21,492 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:22:21,496 INFO L413 NwaCegarLoop]: 2897 mSDtfsCounter, 3109 mSDsluCounter, 2848 mSDsCounter, 0 mSdLazyCounter, 679 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3109 SdHoareTripleChecker+Valid, 5745 SdHoareTripleChecker+Invalid, 689 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 679 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:22:21,497 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3109 Valid, 5745 Invalid, 689 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 679 Invalid, 3 Unknown, 0 Unchecked, 11.3s Time] [2023-11-23 21:22:21,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4296 states. [2023-11-23 21:22:21,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4296 to 4296. [2023-11-23 21:22:21,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4296 states, 2496 states have (on average 1.2860576923076923) internal successors, (3210), 2587 states have internal predecessors, (3210), 1531 states have call successors, (1531), 269 states have call predecessors, (1531), 268 states have return successors, (1527), 1513 states have call predecessors, (1527), 1527 states have call successors, (1527) [2023-11-23 21:22:21,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 4296 states and 6268 transitions. [2023-11-23 21:22:21,918 INFO L78 Accepts]: Start accepts. Automaton has 4296 states and 6268 transitions. Word has length 171 [2023-11-23 21:22:21,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:22:21,924 INFO L495 AbstractCegarLoop]: Abstraction has 4296 states and 6268 transitions. [2023-11-23 21:22:21,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-23 21:22:21,927 INFO L276 IsEmpty]: Start isEmpty. Operand 4296 states and 6268 transitions. [2023-11-23 21:22:21,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-23 21:22:21,949 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:21,950 INFO L195 NwaCegarLoop]: trace histogram [19, 15, 15, 15, 15, 15, 15, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:22:21,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:22:21,951 INFO L420 AbstractCegarLoop]: === Iteration 2 === 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] === [2023-11-23 21:22:21,951 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:21,951 INFO L85 PathProgramCache]: Analyzing trace with hash -9927763, now seen corresponding path program 1 times [2023-11-23 21:22:21,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:22:21,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644295094] [2023-11-23 21:22:21,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:21,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:22:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:23,418 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 999 trivial. 0 not checked. [2023-11-23 21:22:23,418 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:22:23,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644295094] [2023-11-23 21:22:23,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644295094] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:22:23,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:22:23,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:22:23,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708789083] [2023-11-23 21:22:23,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:22:23,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:22:23,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:22:23,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:22:23,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:22:23,424 INFO L87 Difference]: Start difference. First operand 4296 states and 6268 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-23 21:22:25,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:27,179 WARN L539 Checker$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 21:22:29,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:31,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:32,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:22:36,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:22:36,242 INFO L93 Difference]: Finished difference Result 4302 states and 6273 transitions. [2023-11-23 21:22:36,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:22:36,244 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 215 [2023-11-23 21:22:36,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:22:36,292 INFO L225 Difference]: With dead ends: 4302 [2023-11-23 21:22:36,293 INFO L226 Difference]: Without dead ends: 4300 [2023-11-23 21:22:36,297 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:22:36,299 INFO L413 NwaCegarLoop]: 2860 mSDtfsCounter, 3143 mSDsluCounter, 5715 mSDsCounter, 0 mSdLazyCounter, 1005 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3145 SdHoareTripleChecker+Valid, 8575 SdHoareTripleChecker+Invalid, 1008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1005 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:22:36,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3145 Valid, 8575 Invalid, 1008 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1005 Invalid, 2 Unknown, 0 Unchecked, 12.3s Time] [2023-11-23 21:22:36,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4300 states. [2023-11-23 21:22:36,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4300 to 4300. [2023-11-23 21:22:36,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4300 states, 2499 states have (on average 1.2857142857142858) internal successors, (3213), 2590 states have internal predecessors, (3213), 1531 states have call successors, (1531), 270 states have call predecessors, (1531), 269 states have return successors, (1527), 1513 states have call predecessors, (1527), 1527 states have call successors, (1527) [2023-11-23 21:22:36,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4300 states to 4300 states and 6271 transitions. [2023-11-23 21:22:36,729 INFO L78 Accepts]: Start accepts. Automaton has 4300 states and 6271 transitions. Word has length 215 [2023-11-23 21:22:36,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:22:36,730 INFO L495 AbstractCegarLoop]: Abstraction has 4300 states and 6271 transitions. [2023-11-23 21:22:36,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-23 21:22:36,730 INFO L276 IsEmpty]: Start isEmpty. Operand 4300 states and 6271 transitions. [2023-11-23 21:22:36,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-11-23 21:22:36,740 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:36,741 INFO L195 NwaCegarLoop]: trace histogram [19, 15, 15, 15, 15, 15, 15, 5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:22:36,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 21:22:36,741 INFO L420 AbstractCegarLoop]: === Iteration 3 === 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] === [2023-11-23 21:22:36,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:36,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1194102534, now seen corresponding path program 1 times [2023-11-23 21:22:36,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:22:36,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575677700] [2023-11-23 21:22:36,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:36,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:22:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:37,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1009 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1007 trivial. 0 not checked. [2023-11-23 21:22:37,730 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:22:37,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575677700] [2023-11-23 21:22:37,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575677700] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:22:37,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:22:37,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:22:37,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534082794] [2023-11-23 21:22:37,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:22:37,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:22:37,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:22:37,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:22:37,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:22:37,734 INFO L87 Difference]: Start difference. First operand 4300 states and 6271 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27)