./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dac6152-f332-4f26-9380-8b68f4366e28/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dac6152-f332-4f26-9380-8b68f4366e28/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dac6152-f332-4f26-9380-8b68f4366e28/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dac6152-f332-4f26-9380-8b68f4366e28/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dac6152-f332-4f26-9380-8b68f4366e28/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dac6152-f332-4f26-9380-8b68f4366e28/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash abeeab492b640654fe55aa04dc4f56985d1437aed7a22f3a0d2f5e29c1d87ba8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:23:27,275 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:23:27,403 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dac6152-f332-4f26-9380-8b68f4366e28/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 22:23:27,417 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:23:27,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:23:27,459 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:23:27,460 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:23:27,461 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:23:27,463 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:23:27,468 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:23:27,468 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:23:27,469 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:23:27,470 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:23:27,471 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:23:27,472 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:23:27,472 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:23:27,473 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:23:27,473 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:23:27,473 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:23:27,474 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:23:27,474 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:23:27,475 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:23:27,475 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:23:27,476 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:23:27,477 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:23:27,477 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:23:27,478 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:23:27,478 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:23:27,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:23:27,479 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:23:27,480 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:23:27,481 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:23:27,481 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:23:27,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:23:27,482 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:23:27,482 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:23:27,482 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:23:27,482 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:23:27,483 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:23:27,483 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_8dac6152-f332-4f26-9380-8b68f4366e28/bin/uautomizer-verify-bycVGegfSx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dac6152-f332-4f26-9380-8b68f4366e28/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abeeab492b640654fe55aa04dc4f56985d1437aed7a22f3a0d2f5e29c1d87ba8 [2023-11-21 22:23:27,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:23:27,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:23:27,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:23:27,860 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:23:27,860 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:23:27,862 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dac6152-f332-4f26-9380-8b68f4366e28/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2023-11-21 22:23:31,146 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:23:31,890 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:23:31,890 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dac6152-f332-4f26-9380-8b68f4366e28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2023-11-21 22:23:31,959 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dac6152-f332-4f26-9380-8b68f4366e28/bin/uautomizer-verify-bycVGegfSx/data/7cd9beefc/a9b5926934ed44d7a666b50cc75d904f/FLAG87f30f8ca [2023-11-21 22:23:31,982 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dac6152-f332-4f26-9380-8b68f4366e28/bin/uautomizer-verify-bycVGegfSx/data/7cd9beefc/a9b5926934ed44d7a666b50cc75d904f [2023-11-21 22:23:31,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:23:31,991 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:23:31,995 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:23:31,995 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:23:32,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:23:32,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:23:31" (1/1) ... [2023-11-21 22:23:32,004 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cfacda7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:32, skipping insertion in model container [2023-11-21 22:23:32,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:23:31" (1/1) ... [2023-11-21 22:23:32,203 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:23:35,772 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_8dac6152-f332-4f26-9380-8b68f4366e28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406186,406199] [2023-11-21 22:23:35,776 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_8dac6152-f332-4f26-9380-8b68f4366e28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406333,406346] [2023-11-21 22:23:35,777 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_8dac6152-f332-4f26-9380-8b68f4366e28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406472,406485] [2023-11-21 22:23:35,778 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_8dac6152-f332-4f26-9380-8b68f4366e28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406630,406643] [2023-11-21 22:23:35,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:23:35,863 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:23:36,100 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"); [6725] [2023-11-21 22:23:36,102 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6732] [2023-11-21 22:23:36,103 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)); [6747-6748] [2023-11-21 22:23:36,104 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/a068ef8/linux-usb-dev/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6777-6778] [2023-11-21 22:23:36,105 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"); [6783-6785] [2023-11-21 22:23:36,122 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)); [6992-6993] [2023-11-21 22:23:36,127 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" (36), "i" (12UL)); [7026-7027] [2023-11-21 22:23:36,129 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)); [7063-7064] [2023-11-21 22:23:36,374 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [13858] [2023-11-21 22:23:36,441 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_8dac6152-f332-4f26-9380-8b68f4366e28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406186,406199] [2023-11-21 22:23:36,442 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_8dac6152-f332-4f26-9380-8b68f4366e28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406333,406346] [2023-11-21 22:23:36,442 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_8dac6152-f332-4f26-9380-8b68f4366e28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406472,406485] [2023-11-21 22:23:36,443 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_8dac6152-f332-4f26-9380-8b68f4366e28/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i[406630,406643] [2023-11-21 22:23:36,503 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:23:36,661 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:23:36,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:36 WrapperNode [2023-11-21 22:23:36,662 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:23:36,663 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:23:36,663 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:23:36,664 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:23:36,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:36" (1/1) ... [2023-11-21 22:23:36,780 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:36" (1/1) ... [2023-11-21 22:23:37,038 INFO L138 Inliner]: procedures = 430, calls = 2598, calls flagged for inlining = 234, calls inlined = 226, statements flattened = 7177 [2023-11-21 22:23:37,041 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:23:37,042 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:23:37,042 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:23:37,042 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:23:37,053 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:36" (1/1) ... [2023-11-21 22:23:37,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:36" (1/1) ... [2023-11-21 22:23:37,171 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:36" (1/1) ... [2023-11-21 22:23:39,905 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memcpy is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 22:23:39,905 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:36" (1/1) ... [2023-11-21 22:23:39,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:36" (1/1) ... [2023-11-21 22:23:40,102 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:36" (1/1) ... [2023-11-21 22:23:40,142 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:36" (1/1) ... [2023-11-21 22:23:40,187 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:36" (1/1) ... [2023-11-21 22:23:40,219 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:36" (1/1) ... [2023-11-21 22:23:40,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:23:40,281 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:23:40,281 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:23:40,281 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:23:40,282 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:36" (1/1) ... [2023-11-21 22:23:40,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:23:40,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dac6152-f332-4f26-9380-8b68f4366e28/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:23:40,316 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dac6152-f332-4f26-9380-8b68f4366e28/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:23:40,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dac6152-f332-4f26-9380-8b68f4366e28/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:23:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_per_engine_handler_adjust [2023-11-21 22:23:40,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_per_engine_handler_adjust [2023-11-21 22:23:40,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 22:23:40,379 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 22:23:40,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2023-11-21 22:23:40,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2023-11-21 22:23:40,380 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_core_destroy [2023-11-21 22:23:40,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_core_destroy [2023-11-21 22:23:40,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 22:23:40,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 22:23:40,381 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-21 22:23:40,381 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-21 22:23:40,381 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_watermark_intr_disable [2023-11-21 22:23:40,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_watermark_intr_disable [2023-11-21 22:23:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-21 22:23:40,383 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-21 22:23:40,383 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_completed_recv_next [2023-11-21 22:23:40,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_completed_recv_next [2023-11-21 22:23:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-21 22:23:40,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-21 22:23:40,386 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_completed_send_next [2023-11-21 22:23:40,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_completed_send_next [2023-11-21 22:23:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 22:23:40,387 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 22:23:40,387 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_ce_deinit [2023-11-21 22:23:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_ce_deinit [2023-11-21 22:23:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_start [2023-11-21 22:23:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_start [2023-11-21 22:23:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_resume [2023-11-21 22:23:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_resume [2023-11-21 22:23:40,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-21 22:23:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-21 22:23:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_read32 [2023-11-21 22:23:40,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_read32 [2023-11-21 22:23:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-21 22:23:40,389 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-21 22:23:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-21 22:23:40,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-21 22:23:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ath10k_pci_exit_13_2 [2023-11-21 22:23:40,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ath10k_pci_exit_13_2 [2023-11-21 22:23:40,390 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_dbg [2023-11-21 22:23:40,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_dbg [2023-11-21 22:23:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2023-11-21 22:23:40,391 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2023-11-21 22:23:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:23:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2023-11-21 22:23:40,391 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2023-11-21 22:23:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_write_mem [2023-11-21 22:23:40,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_write_mem [2023-11-21 22:23:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-21 22:23:40,393 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-21 22:23:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-21 22:23:40,394 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-21 22:23:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_base_address [2023-11-21 22:23:40,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_base_address [2023-11-21 22:23:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_write_access [2023-11-21 22:23:40,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_write_access [2023-11-21 22:23:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-21 22:23:40,395 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-21 22:23:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 22:23:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-21 22:23:40,396 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-21 22:23:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-21 22:23:40,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-21 22:23:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 22:23:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-21 22:23:40,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-21 22:23:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:23:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-21 22:23:40,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-21 22:23:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 22:23:40,397 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 22:23:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-21 22:23:40,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-21 22:23:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-21 22:23:40,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-21 22:23:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_wake [2023-11-21 22:23:40,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_wake [2023-11-21 22:23:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-21 22:23:40,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-21 22:23:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_copy_complete_intr_disable [2023-11-21 22:23:40,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_copy_complete_intr_disable [2023-11-21 22:23:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure get_free_compl [2023-11-21 22:23:40,400 INFO L138 BoogieDeclarations]: Found implementation of procedure get_free_compl [2023-11-21 22:23:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_process_ce [2023-11-21 22:23:40,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_process_ce [2023-11-21 22:23:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_reg_read32 [2023-11-21 22:23:40,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_reg_read32 [2023-11-21 22:23:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-21 22:23:40,401 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-21 22:23:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-21 22:23:40,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-21 22:23:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-21 22:23:40,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-21 22:23:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_do_pci_wake [2023-11-21 22:23:40,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_do_pci_wake [2023-11-21 22:23:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_cleanup_ce [2023-11-21 22:23:40,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_cleanup_ce [2023-11-21 22:23:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_disable_interrupts [2023-11-21 22:23:40,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_disable_interrupts [2023-11-21 22:23:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:23:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_info [2023-11-21 22:23:40,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_info [2023-11-21 22:23:40,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-21 22:23:40,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-21 22:23:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-21 22:23:40,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-21 22:23:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_sleep [2023-11-21 22:23:40,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_sleep [2023-11-21 22:23:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-21 22:23:40,405 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-21 22:23:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-21 22:23:40,406 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-21 22:23:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:23:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-21 22:23:40,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-21 22:23:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-21 22:23:40,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-21 22:23:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_request_early_irq [2023-11-21 22:23:40,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_request_early_irq [2023-11-21 22:23:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:23:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2023-11-21 22:23:40,407 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2023-11-21 22:23:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:23:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:23:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_reg_write32 [2023-11-21 22:23:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_reg_write32 [2023-11-21 22:23:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-21 22:23:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-21 22:23:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-11-21 22:23:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-11-21 22:23:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_get_free_queue_number [2023-11-21 22:23:40,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_get_free_queue_number [2023-11-21 22:23:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_stop [2023-11-21 22:23:40,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_stop [2023-11-21 22:23:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_recv_buf_enqueue [2023-11-21 22:23:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_recv_buf_enqueue [2023-11-21 22:23:40,415 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_priv [2023-11-21 22:23:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_priv [2023-11-21 22:23:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-21 22:23:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-21 22:23:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-21 22:23:40,418 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-21 22:23:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_deinit [2023-11-21 22:23:40,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_deinit [2023-11-21 22:23:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure __roundup_pow_of_two [2023-11-21 22:23:40,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __roundup_pow_of_two [2023-11-21 22:23:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:23:40,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:23:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_rx_pipe_cleanup [2023-11-21 22:23:40,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_rx_pipe_cleanup [2023-11-21 22:23:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_revoke_recv_next [2023-11-21 22:23:40,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_revoke_recv_next [2023-11-21 22:23:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_read_access [2023-11-21 22:23:40,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_read_access [2023-11-21 22:23:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-21 22:23:40,421 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-21 22:23:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_stop_ce [2023-11-21 22:23:40,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_stop_ce [2023-11-21 22:23:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_device_reset [2023-11-21 22:23:40,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_device_reset [2023-11-21 22:23:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-21 22:23:40,422 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-21 22:23:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 22:23:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 22:23:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 22:23:40,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 22:23:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_post_rx_pipe [2023-11-21 22:23:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_post_rx_pipe [2023-11-21 22:23:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_free_irq [2023-11-21 22:23:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_free_irq [2023-11-21 22:23:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-21 22:23:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-21 22:23:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2023-11-21 22:23:40,424 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2023-11-21 22:23:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_power_down [2023-11-21 22:23:40,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_power_down [2023-11-21 22:23:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-21 22:23:40,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-21 22:23:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_per_engine_service [2023-11-21 22:23:40,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_per_engine_service [2023-11-21 22:23:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-21 22:23:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-21 22:23:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:23:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:23:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_send [2023-11-21 22:23:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_send [2023-11-21 22:23:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_suspend [2023-11-21 22:23:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_suspend [2023-11-21 22:23:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-21 22:23:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-21 22:23:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2023-11-21 22:23:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2023-11-21 22:23:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-21 22:23:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-21 22:23:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:23:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-21 22:23:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-21 22:23:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_src_ring_read_index_get [2023-11-21 22:23:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_src_ring_read_index_get [2023-11-21 22:23:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure ATH10K_SKB_CB [2023-11-21 22:23:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ATH10K_SKB_CB [2023-11-21 22:23:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_free_early_irq [2023-11-21 22:23:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_free_early_irq [2023-11-21 22:23:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:23:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-21 22:23:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-21 22:23:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_do_pci_sleep [2023-11-21 22:23:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_do_pci_sleep [2023-11-21 22:23:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_kill_tasklet [2023-11-21 22:23:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_kill_tasklet [2023-11-21 22:23:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_remove [2023-11-21 22:23:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_remove [2023-11-21 22:23:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 22:23:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_err [2023-11-21 22:23:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_err [2023-11-21 22:23:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-21 22:23:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-21 22:23:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_disable_and_clear_legacy_irq [2023-11-21 22:23:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_disable_and_clear_legacy_irq [2023-11-21 22:23:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-21 22:23:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-21 22:23:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-21 22:23:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-21 22:23:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_irq_pending [2023-11-21 22:23:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_irq_pending [2023-11-21 22:23:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-21 22:23:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-21 22:23:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-21 22:23:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-21 22:23:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-21 22:23:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-21 22:23:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-21 22:23:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-21 22:23:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2023-11-21 22:23:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2023-11-21 22:23:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-21 22:23:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-21 22:23:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_write32 [2023-11-21 22:23:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_write32 [2023-11-21 22:23:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_map_service_to_pipe [2023-11-21 22:23:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_map_service_to_pipe [2023-11-21 22:23:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_block [2023-11-21 22:23:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_block [2023-11-21 22:23:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-21 22:23:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-21 22:23:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 22:23:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 22:23:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_warn [2023-11-21 22:23:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_warn [2023-11-21 22:23:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:23:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2023-11-21 22:23:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2023-11-21 22:23:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 22:23:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 22:23:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-21 22:23:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-21 22:23:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-21 22:23:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-21 22:23:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_dbg_dump [2023-11-21 22:23:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_dbg_dump [2023-11-21 22:23:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2023-11-21 22:23:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2023-11-21 22:23:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_hif_power_up [2023-11-21 22:23:40,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_hif_power_up [2023-11-21 22:23:40,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-21 22:23:40,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-21 22:23:40,437 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_deinit_irq [2023-11-21 22:23:40,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_deinit_irq [2023-11-21 22:23:40,437 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_master [2023-11-21 22:23:40,438 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_master [2023-11-21 22:23:40,438 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-21 22:23:40,438 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-21 22:23:40,438 INFO L130 BoogieDeclarations]: Found specification of procedure host_interest_item_address [2023-11-21 22:23:40,438 INFO L138 BoogieDeclarations]: Found implementation of procedure host_interest_item_address [2023-11-21 22:23:40,438 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_pci_diag_read_mem [2023-11-21 22:23:40,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_pci_diag_read_mem [2023-11-21 22:23:40,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2023-11-21 22:23:40,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2023-11-21 22:23:40,439 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-21 22:23:40,439 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-21 22:23:40,439 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_cancel_send_next [2023-11-21 22:23:40,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_cancel_send_next [2023-11-21 22:23:40,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:23:40,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-21 22:23:40,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-21 22:23:40,440 INFO L130 BoogieDeclarations]: Found specification of procedure ath10k_ce_engine_int_status_clear [2023-11-21 22:23:40,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ath10k_ce_engine_int_status_clear [2023-11-21 22:23:41,547 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:23:41,553 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:23:41,827 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 22:23:48,606 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-21 22:23:48,905 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:23:52,716 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:23:52,716 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 22:23:52,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:23:52 BoogieIcfgContainer [2023-11-21 22:23:52,720 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:23:52,724 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:23:52,724 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:23:52,728 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:23:52,728 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:23:31" (1/3) ... [2023-11-21 22:23:52,730 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fa797c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:23:52, skipping insertion in model container [2023-11-21 22:23:52,730 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:36" (2/3) ... [2023-11-21 22:23:52,731 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fa797c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:23:52, skipping insertion in model container [2023-11-21 22:23:52,731 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:23:52" (3/3) ... [2023-11-21 22:23:52,736 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ath-ath10k-ath10k_pci.cil.i [2023-11-21 22:23:52,758 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:23:52,759 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-21 22:23:52,894 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:23:52,905 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;@671eb77d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:23:52,906 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-21 22:23:52,923 INFO L276 IsEmpty]: Start isEmpty. Operand has 2220 states, 1292 states have (on average 1.291795665634675) internal successors, (1669), 1344 states have internal predecessors, (1669), 795 states have call successors, (795), 136 states have call predecessors, (795), 135 states have return successors, (786), 779 states have call predecessors, (786), 786 states have call successors, (786) [2023-11-21 22:23:52,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-21 22:23:52,971 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:23:52,972 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] [2023-11-21 22:23:52,972 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:23:52,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:23:52,980 INFO L85 PathProgramCache]: Analyzing trace with hash 334577784, now seen corresponding path program 1 times [2023-11-21 22:23:52,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:23:52,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108482176] [2023-11-21 22:23:52,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:23:52,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:23:53,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-21 22:23:54,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-21 22:23:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-21 22:23:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-21 22:23:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-21 22:23:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-21 22:23:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-21 22:23:54,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-21 22:23:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-21 22:23:54,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-21 22:23:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-21 22:23:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-21 22:23:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-21 22:23:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-21 22:23:54,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:23:54,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-21 22:23:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-21 22:23:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:23:54,733 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2023-11-21 22:23:54,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:23:54,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108482176] [2023-11-21 22:23:54,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108482176] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:23:54,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:23:54,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:23:54,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244950587] [2023-11-21 22:23:54,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:23:54,753 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:23:54,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:23:54,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:23:54,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:23:54,796 INFO L87 Difference]: Start difference. First operand has 2220 states, 1292 states have (on average 1.291795665634675) internal successors, (1669), 1344 states have internal predecessors, (1669), 795 states have call successors, (795), 136 states have call predecessors, (795), 135 states have return successors, (786), 779 states have call predecessors, (786), 786 states have call successors, (786) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-21 22:23:56,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:23:58,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:00,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:05,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:15,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:24:15,940 INFO L93 Difference]: Finished difference Result 7085 states and 10559 transitions. [2023-11-21 22:24:15,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:24:15,943 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 170 [2023-11-21 22:24:15,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:24:16,044 INFO L225 Difference]: With dead ends: 7085 [2023-11-21 22:24:16,044 INFO L226 Difference]: Without dead ends: 4881 [2023-11-21 22:24:16,074 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 [2023-11-21 22:24:16,079 INFO L413 NwaCegarLoop]: 2067 mSDtfsCounter, 4014 mSDsluCounter, 2594 mSDsCounter, 0 mSdLazyCounter, 3554 mSolverCounterSat, 2564 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4777 SdHoareTripleChecker+Valid, 4661 SdHoareTripleChecker+Invalid, 6119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2564 IncrementalHoareTripleChecker+Valid, 3554 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.1s IncrementalHoareTripleChecker+Time [2023-11-21 22:24:16,089 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4777 Valid, 4661 Invalid, 6119 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2564 Valid, 3554 Invalid, 1 Unknown, 0 Unchecked, 20.1s Time] [2023-11-21 22:24:16,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4881 states. [2023-11-21 22:24:16,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4881 to 4301. [2023-11-21 22:24:16,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4301 states, 2504 states have (on average 1.2863418530351438) internal successors, (3221), 2595 states have internal predecessors, (3221), 1528 states have call successors, (1528), 268 states have call predecessors, (1528), 267 states have return successors, (1525), 1511 states have call predecessors, (1525), 1525 states have call successors, (1525) [2023-11-21 22:24:16,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4301 states to 4301 states and 6274 transitions. [2023-11-21 22:24:16,706 INFO L78 Accepts]: Start accepts. Automaton has 4301 states and 6274 transitions. Word has length 170 [2023-11-21 22:24:16,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:24:16,711 INFO L495 AbstractCegarLoop]: Abstraction has 4301 states and 6274 transitions. [2023-11-21 22:24:16,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-21 22:24:16,712 INFO L276 IsEmpty]: Start isEmpty. Operand 4301 states and 6274 transitions. [2023-11-21 22:24:16,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-21 22:24:16,730 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:24:16,731 INFO L195 NwaCegarLoop]: trace histogram [17, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:24:16,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:24:16,732 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:24:16,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:24:16,733 INFO L85 PathProgramCache]: Analyzing trace with hash -2015149868, now seen corresponding path program 1 times [2023-11-21 22:24:16,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:24:16,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598879246] [2023-11-21 22:24:16,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:24:16,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:24:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat