./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 9bd2c7ff 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_480695b2-3ff3-4833-9a0f-d52bd489b92a/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/bin/uautomizer-verify-uCwYo4JHxu/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_480695b2-3ff3-4833-9a0f-d52bd489b92a/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/bin/uautomizer-verify-uCwYo4JHxu --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-9bd2c7f [2023-11-19 07:49:40,344 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:49:40,413 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:49:40,418 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:49:40,419 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:49:40,445 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:49:40,446 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:49:40,447 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:49:40,448 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:49:40,448 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:49:40,449 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:49:40,450 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:49:40,450 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:49:40,451 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:49:40,452 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:49:40,452 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:49:40,453 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:49:40,454 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:49:40,454 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:49:40,455 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:49:40,456 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:49:40,457 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:49:40,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:49:40,458 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:49:40,458 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:49:40,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:49:40,460 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:49:40,460 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:49:40,461 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:49:40,461 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:49:40,462 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:49:40,462 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:49:40,463 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:49:40,463 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:49:40,463 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:49:40,464 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:49:40,464 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_480695b2-3ff3-4833-9a0f-d52bd489b92a/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de309cb006d9ebcc083a8e63406ee72224599a1ace468a6eb3d237a424720136 [2023-11-19 07:49:40,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:49:40,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:49:40,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:49:40,712 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:49:40,713 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:49:40,714 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2023-11-19 07:49:43,809 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:49:44,507 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:49:44,509 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2023-11-19 07:49:44,585 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/bin/uautomizer-verify-uCwYo4JHxu/data/640cb580a/b1476f3c5ad54c58830e2e2d609045e8/FLAGefa7452b0 [2023-11-19 07:49:44,600 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/bin/uautomizer-verify-uCwYo4JHxu/data/640cb580a/b1476f3c5ad54c58830e2e2d609045e8 [2023-11-19 07:49:44,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:49:44,605 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:49:44,606 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:49:44,606 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:49:44,612 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:49:44,613 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:49:44" (1/1) ... [2023-11-19 07:49:44,614 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6437c096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:44, skipping insertion in model container [2023-11-19 07:49:44,615 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:49:44" (1/1) ... [2023-11-19 07:49:44,917 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:49:48,379 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_480695b2-3ff3-4833-9a0f-d52bd489b92a/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] [2023-11-19 07:49:48,383 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_480695b2-3ff3-4833-9a0f-d52bd489b92a/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] [2023-11-19 07:49:48,384 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_480695b2-3ff3-4833-9a0f-d52bd489b92a/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] [2023-11-19 07:49:48,384 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_480695b2-3ff3-4833-9a0f-d52bd489b92a/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] [2023-11-19 07:49:48,403 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:49:48,436 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:49:48,599 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] [2023-11-19 07:49:48,601 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6728] [2023-11-19 07:49:48,602 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] [2023-11-19 07:49:48,604 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] [2023-11-19 07:49:48,604 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] [2023-11-19 07:49:48,605 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] [2023-11-19 07:49:48,606 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6815] [2023-11-19 07:49:48,618 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] [2023-11-19 07:49:48,620 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] [2023-11-19 07:49:48,621 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] [2023-11-19 07:49:48,852 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [13837] [2023-11-19 07:49:48,907 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/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] [2023-11-19 07:49:48,907 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/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] [2023-11-19 07:49:48,908 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/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] [2023-11-19 07:49:48,909 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_480695b2-3ff3-4833-9a0f-d52bd489b92a/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] [2023-11-19 07:49:48,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:49:49,079 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:49:49,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:49 WrapperNode [2023-11-19 07:49:49,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:49:49,081 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:49:49,081 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:49:49,081 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:49:49,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:49" (1/1) ... [2023-11-19 07:49:49,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:49" (1/1) ... [2023-11-19 07:49:49,465 INFO L138 Inliner]: procedures = 434, calls = 2598, calls flagged for inlining = 232, calls inlined = 220, statements flattened = 7137 [2023-11-19 07:49:49,466 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:49:49,467 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:49:49,467 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:49:49,468 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:49:49,478 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:49" (1/1) ... [2023-11-19 07:49:49,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:49" (1/1) ... [2023-11-19 07:49:49,511 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:49" (1/1) ... [2023-11-19 07:49:49,512 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:49" (1/1) ... [2023-11-19 07:49:49,737 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:49" (1/1) ... [2023-11-19 07:49:49,774 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:49" (1/1) ... [2023-11-19 07:49:49,816 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:49" (1/1) ... [2023-11-19 07:49:49,852 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:49" (1/1) ... [2023-11-19 07:49:49,963 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:49:49,964 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:49:49,964 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:49:49,964 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:49:49,965 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:49" (1/1) ... [2023-11-19 07:49:49,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:49:49,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:49:50,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:49:50,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_480695b2-3ff3-4833-9a0f-d52bd489b92a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:49:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_per_engine_handler_adjust [2023-11-19 07:49:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_per_engine_handler_adjust [2023-11-19 07:49:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:49:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:49:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2023-11-19 07:49:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2023-11-19 07:49:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_core_destroy [2023-11-19 07:49:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_core_destroy [2023-11-19 07:49:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:49:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:49:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-19 07:49:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-19 07:49:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_watermark_intr_disable [2023-11-19 07:49:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_watermark_intr_disable [2023-11-19 07:49:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 07:49:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 07:49:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_completed_recv_next [2023-11-19 07:49:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_completed_recv_next [2023-11-19 07:49:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-19 07:49:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-19 07:49:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_completed_send_next [2023-11-19 07:49:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_completed_send_next [2023-11-19 07:49:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 07:49:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 07:49:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_ce_deinit [2023-11-19 07:49:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_ce_deinit [2023-11-19 07:49:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_start [2023-11-19 07:49:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_start [2023-11-19 07:49:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_resume [2023-11-19 07:49:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_resume [2023-11-19 07:49:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 07:49:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 07:49:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_read32 [2023-11-19 07:49:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_read32 [2023-11-19 07:49:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-19 07:49:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-19 07:49:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:49:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:49:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ath10k_pci_exit_13_2 [2023-11-19 07:49:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ath10k_pci_exit_13_2 [2023-11-19 07:49:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-19 07:49:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-19 07:49:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_dbg [2023-11-19 07:49:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_dbg [2023-11-19 07:49:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2023-11-19 07:49:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2023-11-19 07:49:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:49:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2023-11-19 07:49:50,061 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2023-11-19 07:49:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_write_mem [2023-11-19 07:49:50,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_write_mem [2023-11-19 07:49:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 07:49:50,062 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 07:49:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 07:49:50,062 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 07:49:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_base_address [2023-11-19 07:49:50,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_base_address [2023-11-19 07:49:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_write_access [2023-11-19 07:49:50,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_write_access [2023-11-19 07:49:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-19 07:49:50,063 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-19 07:49:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:49:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 07:49:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 07:49:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 07:49:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 07:49:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:49:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 07:49:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 07:49:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:49:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 07:49:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 07:49:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:49:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:49:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 07:49:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 07:49:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 07:49:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 07:49:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_wake [2023-11-19 07:49:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_wake [2023-11-19 07:49:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 07:49:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 07:49:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_copy_complete_intr_disable [2023-11-19 07:49:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_copy_complete_intr_disable [2023-11-19 07:49:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure get_free_compl [2023-11-19 07:49:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure get_free_compl [2023-11-19 07:49:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_process_ce [2023-11-19 07:49:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_process_ce [2023-11-19 07:49:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_reg_read32 [2023-11-19 07:49:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_reg_read32 [2023-11-19 07:49:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-19 07:49:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-19 07:49:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-19 07:49:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-19 07:49:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 07:49:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 07:49:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_do_pci_wake [2023-11-19 07:49:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_do_pci_wake [2023-11-19 07:49:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_cleanup_ce [2023-11-19 07:49:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_cleanup_ce [2023-11-19 07:49:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_disable_interrupts [2023-11-19 07:49:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_disable_interrupts [2023-11-19 07:49:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:49:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_info [2023-11-19 07:49:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_info [2023-11-19 07:49:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 07:49:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 07:49:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 07:49:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 07:49:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_sleep [2023-11-19 07:49:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_sleep [2023-11-19 07:49:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-19 07:49:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-19 07:49:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-19 07:49:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-19 07:49:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:49:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 07:49:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 07:49:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 07:49:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 07:49:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_request_early_irq [2023-11-19 07:49:50,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_request_early_irq [2023-11-19 07:49:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:49:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2023-11-19 07:49:50,074 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2023-11-19 07:49:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:49:50,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:49:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_reg_write32 [2023-11-19 07:49:50,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_reg_write32 [2023-11-19 07:49:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:49:50,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:49:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-11-19 07:49:50,075 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-11-19 07:49:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_get_free_queue_number [2023-11-19 07:49:50,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_get_free_queue_number [2023-11-19 07:49:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_stop [2023-11-19 07:49:50,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_stop [2023-11-19 07:49:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_recv_buf_enqueue [2023-11-19 07:49:50,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_recv_buf_enqueue [2023-11-19 07:49:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_priv [2023-11-19 07:49:50,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_priv [2023-11-19 07:49:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 07:49:50,077 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 07:49:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 07:49:50,078 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 07:49:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_deinit [2023-11-19 07:49:50,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_deinit [2023-11-19 07:49:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure __roundup_pow_of_two [2023-11-19 07:49:50,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __roundup_pow_of_two [2023-11-19 07:49:50,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:49:50,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:49:50,079 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_rx_pipe_cleanup [2023-11-19 07:49:50,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_rx_pipe_cleanup [2023-11-19 07:49:50,079 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_revoke_recv_next [2023-11-19 07:49:50,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_revoke_recv_next [2023-11-19 07:49:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_read_access [2023-11-19 07:49:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_read_access [2023-11-19 07:49:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-19 07:49:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-19 07:49:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_stop_ce [2023-11-19 07:49:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_stop_ce [2023-11-19 07:49:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_device_reset [2023-11-19 07:49:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_device_reset [2023-11-19 07:49:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 07:49:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 07:49:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:49:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:49:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:49:50,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:49:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_post_rx_pipe [2023-11-19 07:49:50,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_post_rx_pipe [2023-11-19 07:49:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_free_irq [2023-11-19 07:49:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_free_irq [2023-11-19 07:49:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-19 07:49:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-19 07:49:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2023-11-19 07:49:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2023-11-19 07:49:50,084 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_power_down [2023-11-19 07:49:50,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_power_down [2023-11-19 07:49:50,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 07:49:50,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 07:49:50,084 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_per_engine_service [2023-11-19 07:49:50,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_per_engine_service [2023-11-19 07:49:50,085 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 07:49:50,085 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 07:49:50,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:49:50,085 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:49:50,085 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_send [2023-11-19 07:49:50,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_send [2023-11-19 07:49:50,086 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_suspend [2023-11-19 07:49:50,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_suspend [2023-11-19 07:49:50,086 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-19 07:49:50,086 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-19 07:49:50,086 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2023-11-19 07:49:50,086 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2023-11-19 07:49:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-19 07:49:50,087 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-19 07:49:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:49:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 07:49:50,087 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 07:49:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_src_ring_read_index_get [2023-11-19 07:49:50,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_src_ring_read_index_get [2023-11-19 07:49:50,088 INFO L130 BoogieDeclarations]: Found specification of procedure ATH10K_SKB_CB [2023-11-19 07:49:50,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ATH10K_SKB_CB [2023-11-19 07:49:50,088 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_free_early_irq [2023-11-19 07:49:50,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_free_early_irq [2023-11-19 07:49:50,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:49:50,088 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-19 07:49:50,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-19 07:49:50,089 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_do_pci_sleep [2023-11-19 07:49:50,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_do_pci_sleep [2023-11-19 07:49:50,089 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_kill_tasklet [2023-11-19 07:49:50,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_kill_tasklet [2023-11-19 07:49:50,089 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_remove [2023-11-19 07:49:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_remove [2023-11-19 07:49:50,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:49:50,090 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_err [2023-11-19 07:49:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_err [2023-11-19 07:49:50,090 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 07:49:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 07:49:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_disable_and_clear_legacy_irq [2023-11-19 07:49:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_disable_and_clear_legacy_irq [2023-11-19 07:49:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 07:49:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 07:49:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-19 07:49:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-19 07:49:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_irq_pending [2023-11-19 07:49:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_irq_pending [2023-11-19 07:49:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-19 07:49:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-19 07:49:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 07:49:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 07:49:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-19 07:49:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-19 07:49:50,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 07:49:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 07:49:50,093 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2023-11-19 07:49:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2023-11-19 07:49:50,093 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-19 07:49:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-19 07:49:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_write32 [2023-11-19 07:49:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_write32 [2023-11-19 07:49:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_map_service_to_pipe [2023-11-19 07:49:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_map_service_to_pipe [2023-11-19 07:49:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_block [2023-11-19 07:49:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_block [2023-11-19 07:49:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 07:49:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 07:49:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:49:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:49:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_warn [2023-11-19 07:49:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_warn [2023-11-19 07:49:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:49:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2023-11-19 07:49:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2023-11-19 07:49:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:49:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:49:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 07:49:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 07:49:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 07:49:50,097 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 07:49:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_dbg_dump [2023-11-19 07:49:50,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_dbg_dump [2023-11-19 07:49:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2023-11-19 07:49:50,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2023-11-19 07:49:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_power_up [2023-11-19 07:49:50,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_power_up [2023-11-19 07:49:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 07:49:50,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 07:49:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_deinit_irq [2023-11-19 07:49:50,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_deinit_irq [2023-11-19 07:49:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_master [2023-11-19 07:49:50,099 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_master [2023-11-19 07:49:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-19 07:49:50,099 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-19 07:49:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure host_interest_item_address [2023-11-19 07:49:50,099 INFO L138 BoogieDeclarations]: Found implementation of procedure host_interest_item_address [2023-11-19 07:49:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_read_mem [2023-11-19 07:49:50,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_read_mem [2023-11-19 07:49:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2023-11-19 07:49:50,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2023-11-19 07:49:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-19 07:49:50,100 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-19 07:49:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_cancel_send_next [2023-11-19 07:49:50,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_cancel_send_next [2023-11-19 07:49:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:49:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 07:49:50,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 07:49:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_engine_int_status_clear [2023-11-19 07:49:50,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_engine_int_status_clear [2023-11-19 07:49:51,157 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:49:51,168 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:49:51,555 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:49:58,857 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 07:49:59,223 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:49:59,260 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:49:59,260 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 07:49:59,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:49:59 BoogieIcfgContainer [2023-11-19 07:49:59,279 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:49:59,284 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:49:59,284 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:49:59,288 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:49:59,288 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:49:44" (1/3) ... [2023-11-19 07:49:59,290 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d11a45a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:49:59, skipping insertion in model container [2023-11-19 07:49:59,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:49" (2/3) ... [2023-11-19 07:49:59,291 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d11a45a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:49:59, skipping insertion in model container [2023-11-19 07:49:59,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:49:59" (3/3) ... [2023-11-19 07:49:59,294 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2023-11-19 07:49:59,315 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:49:59,316 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:49:59,461 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:49:59,471 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;@121798f2, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:49:59,471 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:49:59,493 INFO L276 IsEmpty]: Start isEmpty. Operand has 2780 states, 1849 states have (on average 1.2952947539210384) internal successors, (2395), 1900 states have internal predecessors, (2395), 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) [2023-11-19 07:49:59,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 07:49:59,538 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:49:59,539 INFO L195 NwaCegarLoop]: trace histogram [16, 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, 1, 1, 1, 1, 1, 1] [2023-11-19 07:49:59,540 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] === [2023-11-19 07:49:59,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:49:59,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1898808569, now seen corresponding path program 1 times [2023-11-19 07:49:59,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:49:59,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075626711] [2023-11-19 07:49:59,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:49:59,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:50:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:50:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:50:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:50:00,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:50:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:50:00,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:00,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:50:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:00,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:50:00,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:50:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:50:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:00,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:50:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:50:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:01,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:50:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:50:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:50:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:50:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-11-19 07:50:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-19 07:50:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,241 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-19 07:50:01,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:50:01,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075626711] [2023-11-19 07:50:01,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075626711] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:01,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:01,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:50:01,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510374742] [2023-11-19 07:50:01,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:01,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:50:01,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:50:01,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:50:01,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:50:01,318 INFO L87 Difference]: Start difference. First operand has 2780 states, 1849 states have (on average 1.2952947539210384) internal successors, (2395), 1900 states have internal predecessors, (2395), 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 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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) [2023-11-19 07:50:13,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:13,614 INFO L93 Difference]: Finished difference Result 8832 states and 12947 transitions. [2023-11-19 07:50:13,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:50:13,624 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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) Word has length 193 [2023-11-19 07:50:13,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:13,761 INFO L225 Difference]: With dead ends: 8832 [2023-11-19 07:50:13,761 INFO L226 Difference]: Without dead ends: 6072 [2023-11-19 07:50:13,803 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:50:13,808 INFO L413 NwaCegarLoop]: 2640 mSDtfsCounter, 5543 mSDsluCounter, 3695 mSDsCounter, 0 mSdLazyCounter, 3708 mSolverCounterSat, 2562 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6308 SdHoareTripleChecker+Valid, 6335 SdHoareTripleChecker+Invalid, 6270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2562 IncrementalHoareTripleChecker+Valid, 3708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:50:13,809 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6308 Valid, 6335 Invalid, 6270 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2562 Valid, 3708 Invalid, 0 Unknown, 0 Unchecked, 11.3s Time] [2023-11-19 07:50:13,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6072 states. [2023-11-19 07:50:14,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6072 to 5394. [2023-11-19 07:50:14,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5394 states, 3594 states have (on average 1.2877017250973846) internal successors, (4628), 3685 states have internal predecessors, (4628), 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) [2023-11-19 07:50:14,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5394 states to 5394 states and 7686 transitions. [2023-11-19 07:50:14,533 INFO L78 Accepts]: Start accepts. Automaton has 5394 states and 7686 transitions. Word has length 193 [2023-11-19 07:50:14,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:14,540 INFO L495 AbstractCegarLoop]: Abstraction has 5394 states and 7686 transitions. [2023-11-19 07:50:14,540 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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) [2023-11-19 07:50:14,540 INFO L276 IsEmpty]: Start isEmpty. Operand 5394 states and 7686 transitions. [2023-11-19 07:50:14,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-11-19 07:50:14,569 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:14,570 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 4, 4, 4, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:50:14,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:50:14,570 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] === [2023-11-19 07:50:14,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:14,572 INFO L85 PathProgramCache]: Analyzing trace with hash -996429895, now seen corresponding path program 1 times [2023-11-19 07:50:14,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:50:14,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599596789] [2023-11-19 07:50:14,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:14,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:50:14,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:50:15,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:50:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:50:15,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:50:15,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:50:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:50:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:50:15,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:50:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:50:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:50:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:50:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:50:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:50:15,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:50:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:50:15,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2023-11-19 07:50:15,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-19 07:50:15,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-19 07:50:15,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-19 07:50:15,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2023-11-19 07:50:15,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:50:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-19 07:50:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-19 07:50:15,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-11-19 07:50:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:15,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1177 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1167 trivial. 0 not checked. [2023-11-19 07:50:15,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:50:15,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599596789] [2023-11-19 07:50:15,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599596789] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:15,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:15,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:50:15,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769964316] [2023-11-19 07:50:15,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:15,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:50:15,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:50:15,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:50:15,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:50:15,503 INFO L87 Difference]: Start difference. First operand 5394 states and 7686 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25)