./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5663310b82fa3e5d48c5bcacd13ac8ac886029c41a2f8f3bd2b8442c496a9447 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:06:38,070 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:06:38,150 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 08:06:38,158 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:06:38,159 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:06:38,213 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:06:38,213 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:06:38,214 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:06:38,215 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:06:38,222 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:06:38,222 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:06:38,224 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:06:38,224 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:06:38,225 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:06:38,225 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:06:38,226 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:06:38,226 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:06:38,226 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:06:38,227 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:06:38,227 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:06:38,228 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:06:38,230 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:06:38,230 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:06:38,231 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:06:38,231 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:06:38,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:38,232 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:06:38,232 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:06:38,233 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:06:38,233 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:06:38,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:06:38,235 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:06:38,235 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:06:38,235 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:06:38,235 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:06:38,236 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:06:38,236 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_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5663310b82fa3e5d48c5bcacd13ac8ac886029c41a2f8f3bd2b8442c496a9447 [2023-11-19 08:06:38,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:06:38,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:06:38,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:06:38,562 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:06:38,563 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:06:38,565 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i [2023-11-19 08:06:41,750 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:06:42,541 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:06:42,543 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i [2023-11-19 08:06:42,617 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/bin/uautomizer-verify-uCwYo4JHxu/data/9b45c133e/bf7dfc44978e4d8c8ebdf96645c39bfd/FLAG4e44f8921 [2023-11-19 08:06:42,638 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/bin/uautomizer-verify-uCwYo4JHxu/data/9b45c133e/bf7dfc44978e4d8c8ebdf96645c39bfd [2023-11-19 08:06:42,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:06:42,647 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:06:42,649 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:42,650 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:06:42,656 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:06:42,657 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:42" (1/1) ... [2023-11-19 08:06:42,658 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d80a2d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:42, skipping insertion in model container [2023-11-19 08:06:42,659 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:42" (1/1) ... [2023-11-19 08:06:42,905 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:06:46,918 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_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i[408897,408910] [2023-11-19 08:06:46,923 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_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i[409066,409079] [2023-11-19 08:06:46,924 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_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i[409233,409246] [2023-11-19 08:06:46,927 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_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i[409401,409414] [2023-11-19 08:06:46,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:47,077 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:06:47,210 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"); [5595] [2023-11-19 08:06:47,212 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)); [5602] [2023-11-19 08:06:47,213 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5609] [2023-11-19 08:06:47,215 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/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5648-5649] [2023-11-19 08:06:47,216 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"); [5654-5656] [2023-11-19 08:06:47,217 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [5683] [2023-11-19 08:06:47,218 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; decl %0": "+m" (v->counter)); [5690] [2023-11-19 08:06:47,222 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5850] [2023-11-19 08:06:47,222 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5857] [2023-11-19 08:06:47,230 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)); [5988-5989] [2023-11-19 08:06:47,234 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)); [6022-6023] [2023-11-19 08:06:47,236 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" (79), "i" (12UL)); [6063-6064] [2023-11-19 08:06:47,238 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" (91), "i" (12UL)); [6092-6093] [2023-11-19 08:06:47,251 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/linux/netdevice.h"), "i" (502), "i" (12UL)); [6445-6446] [2023-11-19 08:06:47,252 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6452] [2023-11-19 08:06:47,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9125] [2023-11-19 08:06:47,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9187] [2023-11-19 08:06:47,377 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [9315] [2023-11-19 08:06:47,379 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb2->data) [9372] [2023-11-19 08:06:47,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9427] [2023-11-19 08:06:47,460 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9863] [2023-11-19 08:06:47,461 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9870] [2023-11-19 08:06:47,462 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9894] [2023-11-19 08:06:47,609 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_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i[408897,408910] [2023-11-19 08:06:47,610 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_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i[409066,409079] [2023-11-19 08:06:47,611 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_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i[409233,409246] [2023-11-19 08:06:47,611 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_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i[409401,409414] [2023-11-19 08:06:47,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:47,982 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:06:47,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:47 WrapperNode [2023-11-19 08:06:47,983 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:47,985 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:47,985 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:06:47,985 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:06:47,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:47" (1/1) ... [2023-11-19 08:06:48,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:47" (1/1) ... [2023-11-19 08:06:48,513 INFO L138 Inliner]: procedures = 572, calls = 3092, calls flagged for inlining = 288, calls inlined = 256, statements flattened = 7871 [2023-11-19 08:06:48,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:48,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:06:48,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:06:48,516 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:06:48,527 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:47" (1/1) ... [2023-11-19 08:06:48,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:47" (1/1) ... [2023-11-19 08:06:48,601 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:47" (1/1) ... [2023-11-19 08:06:48,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:47" (1/1) ... [2023-11-19 08:06:48,768 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:47" (1/1) ... [2023-11-19 08:06:48,790 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:47" (1/1) ... [2023-11-19 08:06:48,821 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:47" (1/1) ... [2023-11-19 08:06:48,950 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:47" (1/1) ... [2023-11-19 08:06:48,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:06:48,997 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:06:48,997 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:06:48,997 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:06:48,998 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:47" (1/1) ... [2023-11-19 08:06:49,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:49,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:49,036 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:49,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceae85a9-a1b6-4a02-95a4-dd16f0e6e4bd/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:06:49,079 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_link_speed [2023-11-19 08:06:49,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_link_speed [2023-11-19 08:06:49,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_hw_lock_of_ql3_adapter [2023-11-19 08:06:49,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_hw_lock_of_ql3_adapter [2023-11-19 08:06:49,080 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 08:06:49,081 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 08:06:49,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 08:06:49,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 08:06:49,082 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-19 08:06:49,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-19 08:06:49,082 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-11-19 08:06:49,082 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-11-19 08:06:49,083 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_close [2023-11-19 08:06:49,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_close [2023-11-19 08:06:49,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 08:06:49,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 08:06:49,083 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-19 08:06:49,083 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-19 08:06:49,084 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2023-11-19 08:06:49,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2023-11-19 08:06:49,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-19 08:06:49,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-19 08:06:49,084 INFO L130 BoogieDeclarations]: Found specification of procedure ql_this_adapter_controls_port [2023-11-19 08:06:49,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_this_adapter_controls_port [2023-11-19 08:06:49,085 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_interrupts [2023-11-19 08:06:49,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_interrupts [2023-11-19 08:06:49,085 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 08:06:49,085 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 08:06:49,085 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 08:06:49,085 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 08:06:49,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2023-11-19 08:06:49,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2023-11-19 08:06:49,086 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_common_reg_l [2023-11-19 08:06:49,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_common_reg_l [2023-11-19 08:06:49,086 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_send_free_list [2023-11-19 08:06:49,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_send_free_list [2023-11-19 08:06:49,087 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-19 08:06:49,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-19 08:06:49,087 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-19 08:06:49,087 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-19 08:06:49,087 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 08:06:49,088 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 08:06:49,088 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2023-11-19 08:06:49,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2023-11-19 08:06:49,089 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cycle_adapter [2023-11-19 08:06:49,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cycle_adapter [2023-11-19 08:06:49,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 08:06:49,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 08:06:49,090 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mac_cfg_soft_reset [2023-11-19 08:06:49,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mac_cfg_soft_reset [2023-11-19 08:06:49,090 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 08:06:49,091 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 08:06:49,091 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 08:06:49,091 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 08:06:49,091 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_disable_scan_mode [2023-11-19 08:06:49,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_disable_scan_mode [2023-11-19 08:06:49,092 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 08:06:49,092 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 08:06:49,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 08:06:49,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 08:06:49,093 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-19 08:06:49,093 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-19 08:06:49,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:06:49,093 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-19 08:06:49,093 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-19 08:06:49,094 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_page0_reg_l [2023-11-19 08:06:49,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_page0_reg_l [2023-11-19 08:06:49,095 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2023-11-19 08:06:49,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2023-11-19 08:06:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 08:06:49,096 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 08:06:49,096 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-19 08:06:49,096 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-19 08:06:49,097 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2023-11-19 08:06:49,097 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2023-11-19 08:06:49,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 08:06:49,097 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 08:06:49,097 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 08:06:49,097 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 08:06:49,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 08:06:49,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 08:06:49,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 08:06:49,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 08:06:49,098 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_page1_reg [2023-11-19 08:06:49,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_page1_reg [2023-11-19 08:06:49,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 08:06:49,099 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 08:06:49,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 08:06:49,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 08:06:49,100 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 08:06:49,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 08:06:49,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 08:06:49,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 08:06:49,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 08:06:49,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 08:06:49,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 08:06:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2023-11-19 08:06:49,102 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2023-11-19 08:06:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-19 08:06:49,102 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-19 08:06:49,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_hw_lock_of_ql3_adapter [2023-11-19 08:06:49,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_hw_lock_of_ql3_adapter [2023-11-19 08:06:49,103 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_register_page [2023-11-19 08:06:49,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_register_page [2023-11-19 08:06:49,103 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-19 08:06:49,103 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-19 08:06:49,103 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_read_reg_ex [2023-11-19 08:06:49,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_read_reg_ex [2023-11-19 08:06:49,104 INFO L130 BoogieDeclarations]: Found specification of procedure ql_phy_init_ex [2023-11-19 08:06:49,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_phy_init_ex [2023-11-19 08:06:49,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-19 08:06:49,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-19 08:06:49,105 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_common_reg_l [2023-11-19 08:06:49,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_common_reg_l [2023-11-19 08:06:49,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 08:06:49,107 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_common_reg [2023-11-19 08:06:49,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_common_reg [2023-11-19 08:06:49,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 08:06:49,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 08:06:49,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 08:06:49,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 08:06:49,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-19 08:06:49,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-19 08:06:49,108 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2023-11-19 08:06:49,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2023-11-19 08:06:49,109 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_page2_reg [2023-11-19 08:06:49,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_page2_reg [2023-11-19 08:06:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:06:49,113 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_common_reg [2023-11-19 08:06:49,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_common_reg [2023-11-19 08:06:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 08:06:49,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 08:06:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 08:06:49,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 08:06:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 08:06:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_read_reg [2023-11-19 08:06:49,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_read_reg [2023-11-19 08:06:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 08:06:49,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 08:06:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2023-11-19 08:06:49,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2023-11-19 08:06:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 08:06:49,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 08:06:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-11-19 08:06:49,116 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-11-19 08:06:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 08:06:49,116 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 08:06:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_nvram_reg [2023-11-19 08:06:49,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_nvram_reg [2023-11-19 08:06:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-19 08:06:49,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-19 08:06:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-19 08:06:49,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-19 08:06:49,117 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-19 08:06:49,117 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-19 08:06:49,117 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 08:06:49,117 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 08:06:49,117 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_for_drvr_lock [2023-11-19 08:06:49,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_for_drvr_lock [2023-11-19 08:06:49,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-19 08:06:49,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-19 08:06:49,117 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-11-19 08:06:49,117 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-11-19 08:06:49,118 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_enable_scan_mode [2023-11-19 08:06:49,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_enable_scan_mode [2023-11-19 08:06:49,118 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-11-19 08:06:49,118 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-11-19 08:06:49,118 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-19 08:06:49,118 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-19 08:06:49,118 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 08:06:49,118 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 08:06:49,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:06:49,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:06:49,118 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_for_mii_ready [2023-11-19 08:06:49,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_for_mii_ready [2023-11-19 08:06:49,119 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 08:06:49,119 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 08:06:49,119 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_large_buffers [2023-11-19 08:06:49,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_large_buffers [2023-11-19 08:06:49,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 08:06:49,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 08:06:49,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 08:06:49,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 08:06:49,120 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-19 08:06:49,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-19 08:06:49,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-19 08:06:49,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-19 08:06:49,121 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-19 08:06:49,121 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-19 08:06:49,121 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2023-11-19 08:06:49,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2023-11-19 08:06:49,121 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2023-11-19 08:06:49,121 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2023-11-19 08:06:49,121 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-19 08:06:49,122 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-19 08:06:49,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 08:06:49,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 08:06:49,122 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_page0_reg [2023-11-19 08:06:49,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_page0_reg [2023-11-19 08:06:49,122 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-19 08:06:49,122 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-19 08:06:49,123 INFO L130 BoogieDeclarations]: Found specification of procedure PHY_Setup [2023-11-19 08:06:49,123 INFO L138 BoogieDeclarations]: Found implementation of procedure PHY_Setup [2023-11-19 08:06:49,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 08:06:49,123 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 08:06:49,123 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_buffer_queues [2023-11-19 08:06:49,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_buffer_queues [2023-11-19 08:06:49,124 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 08:06:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 08:06:49,124 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-19 08:06:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-19 08:06:49,124 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-19 08:06:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-19 08:06:49,124 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_remove [2023-11-19 08:06:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_remove [2023-11-19 08:06:49,125 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-19 08:06:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-19 08:06:49,125 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-19 08:06:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-19 08:06:49,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:06:49,125 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 08:06:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 08:06:49,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 08:06:49,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 08:06:49,126 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 08:06:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 08:06:49,126 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 08:06:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 08:06:49,127 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-19 08:06:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-19 08:06:49,127 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-19 08:06:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-19 08:06:49,127 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 08:06:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 08:06:49,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 08:06:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 08:06:49,128 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-19 08:06:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-19 08:06:49,128 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_page0_reg [2023-11-19 08:06:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_page0_reg [2023-11-19 08:06:49,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-19 08:06:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-19 08:06:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-19 08:06:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-19 08:06:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure ql_is_link_full_dup [2023-11-19 08:06:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_is_link_full_dup [2023-11-19 08:06:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_open [2023-11-19 08:06:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_open [2023-11-19 08:06:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 08:06:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 08:06:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_tx_timeout [2023-11-19 08:06:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_tx_timeout [2023-11-19 08:06:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure ql_supported_modes [2023-11-19 08:06:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_supported_modes [2023-11-19 08:06:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-19 08:06:49,131 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-19 08:06:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 08:06:49,131 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 08:06:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure ql_is_fiber [2023-11-19 08:06:49,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_is_fiber [2023-11-19 08:06:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-19 08:06:49,132 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-19 08:06:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 08:06:49,132 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 08:06:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_net_req_rsp_queues [2023-11-19 08:06:49,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_net_req_rsp_queues [2023-11-19 08:06:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 08:06:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 08:06:49,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 08:06:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_write_reg_ex [2023-11-19 08:06:49,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_write_reg_ex [2023-11-19 08:06:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2023-11-19 08:06:49,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2023-11-19 08:06:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-19 08:06:49,134 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-19 08:06:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure ql_port_start [2023-11-19 08:06:49,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_port_start [2023-11-19 08:06:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2023-11-19 08:06:49,134 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2023-11-19 08:06:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_auto_cfg_status [2023-11-19 08:06:49,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_auto_cfg_status [2023-11-19 08:06:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_write_reg [2023-11-19 08:06:49,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_write_reg [2023-11-19 08:06:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 08:06:49,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 08:06:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-19 08:06:49,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-19 08:06:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-19 08:06:49,136 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-19 08:06:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-19 08:06:49,136 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-19 08:06:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-19 08:06:49,136 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-19 08:06:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-11-19 08:06:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:06:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2023-11-19 08:06:49,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2023-11-19 08:06:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 08:06:49,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 08:06:50,128 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:06:50,141 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:06:50,478 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 08:06:56,327 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 08:06:56,519 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:06:56,544 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:06:56,544 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 08:06:56,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:56 BoogieIcfgContainer [2023-11-19 08:06:56,567 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:06:56,570 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:06:56,570 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:06:56,574 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:06:56,574 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:06:42" (1/3) ... [2023-11-19 08:06:56,576 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d239ba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:56, skipping insertion in model container [2023-11-19 08:06:56,576 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:47" (2/3) ... [2023-11-19 08:06:56,577 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d239ba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:56, skipping insertion in model container [2023-11-19 08:06:56,577 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:56" (3/3) ... [2023-11-19 08:06:56,578 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qla3xxx.cil.i [2023-11-19 08:06:56,670 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:06:56,670 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-19 08:06:56,809 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:06:56,818 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;@7bbae169, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:06:56,818 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-19 08:06:56,837 INFO L276 IsEmpty]: Start isEmpty. Operand has 3047 states, 2093 states have (on average 1.3440038222646917) internal successors, (2813), 2142 states have internal predecessors, (2813), 811 states have call successors, (811), 141 states have call predecessors, (811), 140 states have return successors, (806), 792 states have call predecessors, (806), 806 states have call successors, (806) [2023-11-19 08:06:56,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-19 08:06:56,863 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:56,866 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:06:56,866 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)] === [2023-11-19 08:06:56,871 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:56,871 INFO L85 PathProgramCache]: Analyzing trace with hash -412994918, now seen corresponding path program 1 times [2023-11-19 08:06:56,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:56,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213243000] [2023-11-19 08:06:56,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:56,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:57,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:57,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 08:06:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:57,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:06:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:57,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 08:06:57,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:57,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:06:57,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:57,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 08:06:57,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:57,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:06:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:57,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 08:06:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:57,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:06:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:57,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 08:06:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:57,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:06:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:57,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 08:06:57,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:57,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:06:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:57,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 08:06:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:57,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:06:57,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:58,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 08:06:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:58,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:06:58,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:58,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-19 08:06:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:58,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 08:06:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:06:58,057 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-19 08:06:58,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:06:58,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213243000] [2023-11-19 08:06:58,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213243000] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:06:58,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:06:58,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 08:06:58,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973233891] [2023-11-19 08:06:58,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:06:58,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 08:06:58,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:06:58,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 08:06:58,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 08:06:58,106 INFO L87 Difference]: Start difference. First operand has 3047 states, 2093 states have (on average 1.3440038222646917) internal successors, (2813), 2142 states have internal predecessors, (2813), 811 states have call successors, (811), 141 states have call predecessors, (811), 140 states have return successors, (806), 792 states have call predecessors, (806), 806 states have call successors, (806) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2023-11-19 08:07:10,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:07:10,768 INFO L93 Difference]: Finished difference Result 10112 states and 15577 transitions. [2023-11-19 08:07:10,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 08:07:10,772 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 112 [2023-11-19 08:07:10,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:07:10,876 INFO L225 Difference]: With dead ends: 10112 [2023-11-19 08:07:10,877 INFO L226 Difference]: Without dead ends: 7076 [2023-11-19 08:07:10,926 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 08:07:10,930 INFO L413 NwaCegarLoop]: 2842 mSDtfsCounter, 6828 mSDsluCounter, 4154 mSDsCounter, 0 mSdLazyCounter, 4053 mSolverCounterSat, 3104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7741 SdHoareTripleChecker+Valid, 6996 SdHoareTripleChecker+Invalid, 7157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3104 IncrementalHoareTripleChecker+Valid, 4053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2023-11-19 08:07:10,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7741 Valid, 6996 Invalid, 7157 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3104 Valid, 4053 Invalid, 0 Unknown, 0 Unchecked, 11.5s Time] [2023-11-19 08:07:10,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7076 states. [2023-11-19 08:07:11,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7076 to 5984. [2023-11-19 08:07:11,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5984 states, 4126 states have (on average 1.3194377120698013) internal successors, (5444), 4222 states have internal predecessors, (5444), 1578 states have call successors, (1578), 278 states have call predecessors, (1578), 277 states have return successors, (1575), 1547 states have call predecessors, (1575), 1575 states have call successors, (1575) [2023-11-19 08:07:11,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5984 states to 5984 states and 8597 transitions. [2023-11-19 08:07:11,613 INFO L78 Accepts]: Start accepts. Automaton has 5984 states and 8597 transitions. Word has length 112 [2023-11-19 08:07:11,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:07:11,614 INFO L495 AbstractCegarLoop]: Abstraction has 5984 states and 8597 transitions. [2023-11-19 08:07:11,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2023-11-19 08:07:11,615 INFO L276 IsEmpty]: Start isEmpty. Operand 5984 states and 8597 transitions. [2023-11-19 08:07:11,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-19 08:07:11,621 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:07:11,621 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:07:11,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 08:07:11,622 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_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)] === [2023-11-19 08:07:11,622 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:07:11,623 INFO L85 PathProgramCache]: Analyzing trace with hash -2122665994, now seen corresponding path program 1 times [2023-11-19 08:07:11,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:07:11,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866437478] [2023-11-19 08:07:11,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:07:11,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:07:11,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 08:07:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:07:12,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 08:07:12,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:07:12,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 08:07:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:07:12,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 08:07:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:07:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 08:07:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:07:12,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 08:07:12,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:07:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 08:07:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:07:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 08:07:12,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:07:12,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-19 08:07:12,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:07:12,723 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-19 08:07:12,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:07:12,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866437478] [2023-11-19 08:07:12,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866437478] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:07:12,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:07:12,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 08:07:12,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340966605] [2023-11-19 08:07:12,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:07:12,731 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 08:07:12,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:07:12,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 08:07:12,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-11-19 08:07:12,733 INFO L87 Difference]: Start difference. First operand 5984 states and 8597 transitions. Second operand has 7 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10)