./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_2fb99a19-b823-4067-b879-cd56fd667457/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99a19-b823-4067-b879-cd56fd667457/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99a19-b823-4067-b879-cd56fd667457/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99a19-b823-4067-b879-cd56fd667457/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99a19-b823-4067-b879-cd56fd667457/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99a19-b823-4067-b879-cd56fd667457/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 527ba95af45b5d863cb3ca1867267fd54ac6958329e64d7162c5caa88bde96c3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:55:03,632 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:55:03,731 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99a19-b823-4067-b879-cd56fd667457/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:55:03,736 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:55:03,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:55:03,760 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:55:03,761 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:55:03,762 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:55:03,763 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:55:03,763 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:55:03,764 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:55:03,765 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:55:03,765 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:55:03,766 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:55:03,767 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:55:03,767 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:55:03,768 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:55:03,769 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:55:03,769 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:55:03,770 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:55:03,770 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:55:03,771 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:55:03,772 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:55:03,773 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:55:03,773 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:55:03,774 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:55:03,774 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:55:03,774 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:55:03,775 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:55:03,775 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:55:03,776 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:55:03,776 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:55:03,777 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:55:03,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:55:03,778 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:55:03,778 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:55:03,778 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:55:03,779 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:55:03,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:55:03,779 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:55:03,779 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:55:03,780 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:55:03,780 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99a19-b823-4067-b879-cd56fd667457/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99a19-b823-4067-b879-cd56fd667457/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 527ba95af45b5d863cb3ca1867267fd54ac6958329e64d7162c5caa88bde96c3 [2023-11-12 00:55:04,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:55:04,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:55:04,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:55:04,130 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:55:04,130 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:55:04,131 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99a19-b823-4067-b879-cd56fd667457/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2023-11-12 00:55:07,307 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:55:08,241 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:55:08,242 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99a19-b823-4067-b879-cd56fd667457/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2023-11-12 00:55:08,333 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99a19-b823-4067-b879-cd56fd667457/bin/utaipan-verify-NcY6lQBIFX/data/780f55a51/bd02b72061f2444eb1cd9b5abf2a6450/FLAGf9eeb94f5 [2023-11-12 00:55:08,351 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99a19-b823-4067-b879-cd56fd667457/bin/utaipan-verify-NcY6lQBIFX/data/780f55a51/bd02b72061f2444eb1cd9b5abf2a6450 [2023-11-12 00:55:08,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:55:08,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:55:08,364 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:55:08,364 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:55:08,370 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:55:08,370 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:55:08" (1/1) ... [2023-11-12 00:55:08,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79095230 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:08, skipping insertion in model container [2023-11-12 00:55:08,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:55:08" (1/1) ... [2023-11-12 00:55:08,622 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:55:13,184 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_2fb99a19-b823-4067-b879-cd56fd667457/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470813,470826] [2023-11-12 00:55:13,190 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_2fb99a19-b823-4067-b879-cd56fd667457/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470982,470995] [2023-11-12 00:55:13,191 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_2fb99a19-b823-4067-b879-cd56fd667457/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471149,471162] [2023-11-12 00:55:13,192 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_2fb99a19-b823-4067-b879-cd56fd667457/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471317,471330] [2023-11-12 00:55:13,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:55:13,290 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:55:13,397 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"); [5396] [2023-11-12 00:55:13,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5403] [2023-11-12 00:55:13,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5410] [2023-11-12 00:55:13,403 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5465-5466] [2023-11-12 00:55:13,403 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"); [5471-5473] [2023-11-12 00:55:13,406 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5581] [2023-11-12 00:55:13,406 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5589] [2023-11-12 00:55:13,407 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5596] [2023-11-12 00:55:13,407 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5604] [2023-11-12 00:55:13,414 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)); [5755-5756] [2023-11-12 00:55:13,418 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)); [5789-5790] [2023-11-12 00:55:13,460 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6817] [2023-11-12 00:55:13,479 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7091] [2023-11-12 00:55:13,498 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7517] [2023-11-12 00:55:13,498 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7525] [2023-11-12 00:55:13,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7922] [2023-11-12 00:55:13,516 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7924] [2023-11-12 00:55:13,695 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10986] [2023-11-12 00:55:13,886 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_2fb99a19-b823-4067-b879-cd56fd667457/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470813,470826] [2023-11-12 00:55:13,886 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_2fb99a19-b823-4067-b879-cd56fd667457/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[470982,470995] [2023-11-12 00:55:13,887 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_2fb99a19-b823-4067-b879-cd56fd667457/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471149,471162] [2023-11-12 00:55:13,887 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_2fb99a19-b823-4067-b879-cd56fd667457/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[471317,471330] [2023-11-12 00:55:13,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:55:14,178 WARN L672 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:55:14,178 WARN L672 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:55:14,178 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:55:14,186 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:55:14,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:14 WrapperNode [2023-11-12 00:55:14,188 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:55:14,189 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:55:14,189 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:55:14,190 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:55:14,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:14" (1/1) ... [2023-11-12 00:55:14,391 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:14" (1/1) ... [2023-11-12 00:55:14,834 INFO L138 Inliner]: procedures = 526, calls = 4283, calls flagged for inlining = 232, calls inlined = 215, statements flattened = 10295 [2023-11-12 00:55:14,835 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:55:14,836 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:55:14,836 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:55:14,836 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:55:14,847 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:14" (1/1) ... [2023-11-12 00:55:14,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:14" (1/1) ... [2023-11-12 00:55:14,915 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:14" (1/1) ... [2023-11-12 00:55:14,916 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:14" (1/1) ... [2023-11-12 00:55:15,234 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:14" (1/1) ... [2023-11-12 00:55:15,272 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:14" (1/1) ... [2023-11-12 00:55:15,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:14" (1/1) ... [2023-11-12 00:55:15,332 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:14" (1/1) ... [2023-11-12 00:55:15,423 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:55:15,424 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:55:15,424 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:55:15,424 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:55:15,425 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:14" (1/1) ... [2023-11-12 00:55:15,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:55:15,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99a19-b823-4067-b879-cd56fd667457/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:55:15,458 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99a19-b823-4067-b879-cd56fd667457/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:55:15,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fb99a19-b823-4067-b879-cd56fd667457/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:55:15,504 INFO L130 BoogieDeclarations]: Found specification of procedure disable_ast [2023-11-12 00:55:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_ast [2023-11-12 00:55:15,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:55:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:55:15,505 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-12 00:55:15,505 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-12 00:55:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:55:15,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:55:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure type4_infoblock [2023-11-12 00:55:15,507 INFO L138 BoogieDeclarations]: Found implementation of procedure type4_infoblock [2023-11-12 00:55:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_put_cache [2023-11-12 00:55:15,507 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_put_cache [2023-11-12 00:55:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2023-11-12 00:55:15,507 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2023-11-12 00:55:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_de4x5_private [2023-11-12 00:55:15,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_de4x5_private [2023-11-12 00:55:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-12 00:55:15,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-12 00:55:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_de4x5_private [2023-11-12 00:55:15,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_de4x5_private [2023-11-12 00:55:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_mii [2023-11-12 00:55:15,509 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_mii [2023-11-12 00:55:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_switch_mac_port [2023-11-12 00:55:15,509 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_switch_mac_port [2023-11-12 00:55:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 00:55:15,509 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 00:55:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure srom_latch [2023-11-12 00:55:15,510 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_latch [2023-11-12 00:55:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2023-11-12 00:55:15,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2023-11-12 00:55:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 00:55:15,510 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 00:55:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure build_setup_frame [2023-11-12 00:55:15,511 INFO L138 BoogieDeclarations]: Found implementation of procedure build_setup_frame [2023-11-12 00:55:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure type2_infoblock [2023-11-12 00:55:15,511 INFO L138 BoogieDeclarations]: Found implementation of procedure type2_infoblock [2023-11-12 00:55:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure type0_infoblock [2023-11-12 00:55:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure type0_infoblock [2023-11-12 00:55:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-12 00:55:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2023-11-12 00:55:15,513 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2023-11-12 00:55:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure DevicePresent [2023-11-12 00:55:15,513 INFO L138 BoogieDeclarations]: Found implementation of procedure DevicePresent [2023-11-12 00:55:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-11-12 00:55:15,514 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-11-12 00:55:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 00:55:15,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 00:55:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure dc21143_infoleaf [2023-11-12 00:55:15,515 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21143_infoleaf [2023-11-12 00:55:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2023-11-12 00:55:15,515 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2023-11-12 00:55:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-12 00:55:15,515 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-12 00:55:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 00:55:15,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 00:55:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-12 00:55:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_sw_reset [2023-11-12 00:55:15,516 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_sw_reset [2023-11-12 00:55:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:55:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2023-11-12 00:55:15,517 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2023-11-12 00:55:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-12 00:55:15,518 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-12 00:55:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2023-11-12 00:55:15,518 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2023-11-12 00:55:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure is_spd_100 [2023-11-12 00:55:15,518 INFO L138 BoogieDeclarations]: Found implementation of procedure is_spd_100 [2023-11-12 00:55:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 00:55:15,519 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 00:55:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:55:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-12 00:55:15,519 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-12 00:55:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_mii [2023-11-12 00:55:15,520 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_mii [2023-11-12 00:55:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_rx_buffs [2023-11-12 00:55:15,520 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_rx_buffs [2023-11-12 00:55:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 00:55:15,520 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 00:55:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-12 00:55:15,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-12 00:55:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-12 00:55:15,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-12 00:55:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:55:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 00:55:15,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 00:55:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:55:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 00:55:15,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 00:55:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:55:15,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:55:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-12 00:55:15,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-12 00:55:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-12 00:55:15,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-12 00:55:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure ping_media [2023-11-12 00:55:15,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ping_media [2023-11-12 00:55:15,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 00:55:15,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 00:55:15,525 INFO L130 BoogieDeclarations]: Found specification of procedure srom_autoconf [2023-11-12 00:55:15,525 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_autoconf [2023-11-12 00:55:15,525 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 00:55:15,525 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 00:55:15,525 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-12 00:55:15,526 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-12 00:55:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_tx [2023-11-12 00:55:15,526 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_tx [2023-11-12 00:55:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-12 00:55:15,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-12 00:55:15,527 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2023-11-12 00:55:15,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2023-11-12 00:55:15,527 INFO L130 BoogieDeclarations]: Found specification of procedure srom_rd [2023-11-12 00:55:15,527 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_rd [2023-11-12 00:55:15,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:55:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure SetMulticastFilter [2023-11-12 00:55:15,533 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMulticastFilter [2023-11-12 00:55:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:55:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ioctl [2023-11-12 00:55:15,533 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ioctl [2023-11-12 00:55:15,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 00:55:15,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 00:55:15,534 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 00:55:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 00:55:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:55:15,539 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:55:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:55:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_srom [2023-11-12 00:55:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_srom [2023-11-12 00:55:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-12 00:55:15,542 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-12 00:55:15,543 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:55:15,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:55:15,545 INFO L130 BoogieDeclarations]: Found specification of procedure mii_swap [2023-11-12 00:55:15,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_swap [2023-11-12 00:55:15,545 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_reset_phy [2023-11-12 00:55:15,546 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_reset_phy [2023-11-12 00:55:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_putb_cache [2023-11-12 00:55:15,546 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_putb_cache [2023-11-12 00:55:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-12 00:55:15,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-12 00:55:15,546 INFO L130 BoogieDeclarations]: Found specification of procedure dc21142_infoleaf [2023-11-12 00:55:15,546 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21142_infoleaf [2023-11-12 00:55:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 00:55:15,547 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 00:55:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_stats [2023-11-12 00:55:15,547 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_stats [2023-11-12 00:55:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-12 00:55:15,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-12 00:55:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-12 00:55:15,548 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-12 00:55:15,548 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init_connection [2023-11-12 00:55:15,548 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init_connection [2023-11-12 00:55:15,548 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wr [2023-11-12 00:55:15,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wr [2023-11-12 00:55:15,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:55:15,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:55:15,549 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_state [2023-11-12 00:55:15,549 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_state [2023-11-12 00:55:15,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-12 00:55:15,549 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-12 00:55:15,549 INFO L130 BoogieDeclarations]: Found specification of procedure type3_infoblock [2023-11-12 00:55:15,549 INFO L138 BoogieDeclarations]: Found implementation of procedure type3_infoblock [2023-11-12 00:55:15,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:55:15,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:55:15,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:55:15,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:55:15,550 INFO L130 BoogieDeclarations]: Found specification of procedure reset_init_sia [2023-11-12 00:55:15,550 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_init_sia [2023-11-12 00:55:15,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-12 00:55:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-12 00:55:15,551 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-12 00:55:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-12 00:55:15,551 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_alloc_rx_buff [2023-11-12 00:55:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_alloc_rx_buff [2023-11-12 00:55:15,551 INFO L130 BoogieDeclarations]: Found specification of procedure test_for_100Mb [2023-11-12 00:55:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure test_for_100Mb [2023-11-12 00:55:15,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-12 00:55:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-12 00:55:15,551 INFO L130 BoogieDeclarations]: Found specification of procedure type5_infoblock [2023-11-12 00:55:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure type5_infoblock [2023-11-12 00:55:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure load_packet [2023-11-12 00:55:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure load_packet [2023-11-12 00:55:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140m_autoconf [2023-11-12 00:55:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140m_autoconf [2023-11-12 00:55:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure is_100_up [2023-11-12 00:55:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure is_100_up [2023-11-12 00:55:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_open [2023-11-12 00:55:15,553 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_open [2023-11-12 00:55:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:55:15,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:55:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ta [2023-11-12 00:55:15,553 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ta [2023-11-12 00:55:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-12 00:55:15,553 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-12 00:55:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_autoconf [2023-11-12 00:55:15,554 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_autoconf [2023-11-12 00:55:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2023-11-12 00:55:15,554 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2023-11-12 00:55:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure test_mii_reg [2023-11-12 00:55:15,554 INFO L138 BoogieDeclarations]: Found implementation of procedure test_mii_reg [2023-11-12 00:55:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_cache_state [2023-11-12 00:55:15,555 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_cache_state [2023-11-12 00:55:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-12 00:55:15,555 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-12 00:55:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_pci_remove [2023-11-12 00:55:15,555 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_pci_remove [2023-11-12 00:55:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:55:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_media [2023-11-12 00:55:15,556 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_media [2023-11-12 00:55:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure autoconf_media [2023-11-12 00:55:15,556 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconf_media [2023-11-12 00:55:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure dc21041_autoconf [2023-11-12 00:55:15,556 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21041_autoconf [2023-11-12 00:55:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rd [2023-11-12 00:55:15,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rd [2023-11-12 00:55:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:55:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ast [2023-11-12 00:55:15,557 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ast [2023-11-12 00:55:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2023-11-12 00:55:15,557 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2023-11-12 00:55:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2023-11-12 00:55:15,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2023-11-12 00:55:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:55:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-12 00:55:15,558 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-12 00:55:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure is_10_up [2023-11-12 00:55:15,558 INFO L138 BoogieDeclarations]: Found implementation of procedure is_10_up [2023-11-12 00:55:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:55:15,559 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:55:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-12 00:55:15,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-12 00:55:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-11-12 00:55:15,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-11-12 00:55:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure is_anc_capable [2023-11-12 00:55:15,559 INFO L138 BoogieDeclarations]: Found implementation of procedure is_anc_capable [2023-11-12 00:55:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure type1_infoblock [2023-11-12 00:55:15,560 INFO L138 BoogieDeclarations]: Found implementation of procedure type1_infoblock [2023-11-12 00:55:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 00:55:15,560 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 00:55:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-12 00:55:15,560 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-12 00:55:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-12 00:55:15,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-12 00:55:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140_infoleaf [2023-11-12 00:55:15,561 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140_infoleaf [2023-11-12 00:55:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 00:55:15,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 00:55:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-12 00:55:15,562 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-12 00:55:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_queue_pkt [2023-11-12 00:55:15,562 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_queue_pkt [2023-11-12 00:55:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure test_media [2023-11-12 00:55:15,562 INFO L138 BoogieDeclarations]: Found implementation of procedure test_media [2023-11-12 00:55:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buffs [2023-11-12 00:55:15,562 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buffs [2023-11-12 00:55:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2023-11-12 00:55:15,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2023-11-12 00:55:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-12 00:55:15,563 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-12 00:55:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-12 00:55:15,563 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-12 00:55:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 00:55:15,564 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 00:55:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init [2023-11-12 00:55:15,564 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init [2023-11-12 00:55:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-12 00:55:15,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-12 00:55:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_73 [2023-11-12 00:55:15,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_73 [2023-11-12 00:55:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure dc21041_infoleaf [2023-11-12 00:55:15,565 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21041_infoleaf [2023-11-12 00:55:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:55:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure srom_exec [2023-11-12 00:55:15,565 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_exec [2023-11-12 00:55:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:55:15,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:55:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure gep_wr [2023-11-12 00:55:15,566 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_wr [2023-11-12 00:55:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-12 00:55:15,566 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-12 00:55:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_srom [2023-11-12 00:55:15,566 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_srom [2023-11-12 00:55:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-12 00:55:15,567 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-12 00:55:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_cache [2023-11-12 00:55:15,567 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_cache [2023-11-12 00:55:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_suspect_state [2023-11-12 00:55:15,567 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_suspect_state [2023-11-12 00:55:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_mii [2023-11-12 00:55:15,568 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_mii [2023-11-12 00:55:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure compact_infoblock [2023-11-12 00:55:15,568 INFO L138 BoogieDeclarations]: Found implementation of procedure compact_infoblock [2023-11-12 00:55:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 00:55:15,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 00:55:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure gep_rd [2023-11-12 00:55:15,568 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_rd [2023-11-12 00:55:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure mii_address [2023-11-12 00:55:15,569 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_address [2023-11-12 00:55:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buff [2023-11-12 00:55:15,569 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buff [2023-11-12 00:55:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_setup_intr [2023-11-12 00:55:15,569 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_setup_intr [2023-11-12 00:55:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_save_skbs [2023-11-12 00:55:15,570 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_save_skbs [2023-11-12 00:55:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure dc2114x_autoconf [2023-11-12 00:55:15,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dc2114x_autoconf [2023-11-12 00:55:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-12 00:55:15,570 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-12 00:55:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure srom_map_media [2023-11-12 00:55:15,571 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_map_media [2023-11-12 00:55:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_strncmp [2023-11-12 00:55:15,571 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_strncmp [2023-11-12 00:55:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-12 00:55:15,571 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-12 00:55:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_close [2023-11-12 00:55:15,571 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_close [2023-11-12 00:55:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure yawn [2023-11-12 00:55:15,572 INFO L138 BoogieDeclarations]: Found implementation of procedure yawn [2023-11-12 00:55:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wdata [2023-11-12 00:55:15,572 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wdata [2023-11-12 00:55:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:55:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 00:55:15,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 00:55:15,573 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-12 00:55:16,848 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:55:16,853 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:55:17,333 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:55:38,496 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:55:49,440 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:55:49,440 INFO L302 CfgBuilder]: Removed 17 assume(true) statements. [2023-11-12 00:55:49,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:55:49 BoogieIcfgContainer [2023-11-12 00:55:49,448 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:55:49,451 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:55:49,451 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:55:49,455 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:55:49,455 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:55:08" (1/3) ... [2023-11-12 00:55:49,456 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@335fcadf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:55:49, skipping insertion in model container [2023-11-12 00:55:49,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:14" (2/3) ... [2023-11-12 00:55:49,456 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@335fcadf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:55:49, skipping insertion in model container [2023-11-12 00:55:49,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:55:49" (3/3) ... [2023-11-12 00:55:49,458 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2023-11-12 00:55:49,478 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:55:49,479 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-12 00:55:49,598 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:55:49,608 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@30e786a5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:55:49,609 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-12 00:55:49,624 INFO L276 IsEmpty]: Start isEmpty. Operand has 3123 states, 1940 states have (on average 1.3278350515463917) internal successors, (2576), 2017 states have internal predecessors, (2576), 1044 states have call successors, (1044), 152 states have call predecessors, (1044), 151 states have return successors, (1035), 1021 states have call predecessors, (1035), 1035 states have call successors, (1035) [2023-11-12 00:55:49,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-12 00:55:49,633 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:55:49,634 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-11-12 00:55:49,634 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-12 00:55:49,639 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:55:49,640 INFO L85 PathProgramCache]: Analyzing trace with hash 816060712, now seen corresponding path program 1 times [2023-11-12 00:55:49,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:55:49,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302625673] [2023-11-12 00:55:49,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:55:49,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:55:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:55:51,161 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-12 00:55:51,162 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:55:51,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302625673] [2023-11-12 00:55:51,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302625673] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:55:51,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:55:51,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 00:55:51,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491761939] [2023-11-12 00:55:51,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:55:51,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:55:51,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:55:51,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:55:51,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:55:51,220 INFO L87 Difference]: Start difference. First operand has 3123 states, 1940 states have (on average 1.3278350515463917) internal successors, (2576), 2017 states have internal predecessors, (2576), 1044 states have call successors, (1044), 152 states have call predecessors, (1044), 151 states have return successors, (1035), 1021 states have call predecessors, (1035), 1035 states have call successors, (1035) Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6)