./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ --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 7e5652ce767ff2e1bcbd3f583f8e33ee2c54a0e67349cc7d1c1f8d74e875d01c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:12:42,369 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:12:42,465 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 05:12:42,471 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:12:42,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:12:42,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:12:42,527 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:12:42,528 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:12:42,529 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:12:42,534 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:12:42,534 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:12:42,534 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:12:42,535 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:12:42,536 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:12:42,537 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:12:42,537 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:12:42,538 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:12:42,538 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:12:42,538 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:12:42,539 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:12:42,539 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:12:42,540 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:12:42,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:12:42,541 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:12:42,541 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:12:42,542 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:12:42,542 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:12:42,542 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:12:42,543 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:12:42,543 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:12:42,544 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:12:42,545 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:12:42,545 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:12:42,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:12:42,545 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:12:42,545 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:12:42,546 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:12:42,546 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:12:42,546 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:12:42,546 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:12:42,546 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:12:42,547 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:12:42,547 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_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e5652ce767ff2e1bcbd3f583f8e33ee2c54a0e67349cc7d1c1f8d74e875d01c [2023-11-19 05:12:42,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:12:42,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:12:42,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:12:42,902 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:12:42,902 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:12:42,905 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i [2023-11-19 05:12:46,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:12:46,920 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:12:46,921 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i [2023-11-19 05:12:47,011 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/data/74614ca45/4a36f2e3f4b041fc8a3f5477a567ba3d/FLAG6c3977191 [2023-11-19 05:12:47,028 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/data/74614ca45/4a36f2e3f4b041fc8a3f5477a567ba3d [2023-11-19 05:12:47,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:12:47,037 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:12:47,043 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:12:47,043 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:12:47,049 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:12:47,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:12:47" (1/1) ... [2023-11-19 05:12:47,051 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43595a72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:47, skipping insertion in model container [2023-11-19 05:12:47,051 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:12:47" (1/1) ... [2023-11-19 05:12:47,238 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:12:50,926 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_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i[418024,418037] [2023-11-19 05:12:51,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:12:51,121 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:12:51,252 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"); [6540] [2023-11-19 05:12:51,254 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)); [6547] [2023-11-19 05:12:51,267 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [6555-6556] [2023-11-19 05:12:51,272 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)); [6699] [2023-11-19 05:12:51,272 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)); [6706] [2023-11-19 05:12:51,272 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; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [6714-6715] [2023-11-19 05:12:51,273 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [6726] [2023-11-19 05:12:51,273 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6729] [2023-11-19 05:12:51,274 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6732] [2023-11-19 05:12:51,274 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6735] [2023-11-19 05:12:51,277 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [6822] [2023-11-19 05:12:51,278 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6830] [2023-11-19 05:12:51,278 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [6837] [2023-11-19 05:12:51,278 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [6844] [2023-11-19 05:12:51,279 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6851] [2023-11-19 05:12:51,295 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)); [7086-7087] [2023-11-19 05:12:51,299 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)); [7115-7116] [2023-11-19 05:12:51,300 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" (84), "i" (12UL)); [7149-7150] [2023-11-19 05:12:51,302 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" (96), "i" (12UL)); [7173-7174] [2023-11-19 05:12:51,307 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [7309] [2023-11-19 05:12:51,307 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1, %0\n adcl %2, %0\n adcl %3, %0\n adcl $0, %0\n": "=r" (sum): "g" (daddr), "g" (saddr), "g" (((int )len + (int )proto) << 8), "0" (sum)); [7317-7318] [2023-11-19 05:12:51,317 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" (507), "i" (12UL)); [7648-7649] [2023-11-19 05:12:51,318 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7654] [2023-11-19 05:12:51,507 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/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10498/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c"), "i" (1803), "i" (12UL)); [9892-9893] [2023-11-19 05:12:51,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9952] [2023-11-19 05:12:51,598 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [12313] [2023-11-19 05:12:51,599 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [12328] [2023-11-19 05:12:51,609 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12561] [2023-11-19 05:12:51,609 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12571] [2023-11-19 05:12:51,610 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12594] [2023-11-19 05:12:51,611 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12604] [2023-11-19 05:12:51,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12860] [2023-11-19 05:12:51,691 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/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10498/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/atheros/atl1e/atl1e_param.c"), "i" (163), "i" (12UL)); [14020-14021] [2023-11-19 05:12:51,703 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_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i[418024,418037] [2023-11-19 05:12:51,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:12:52,082 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:12:52,090 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:12:52,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:52 WrapperNode [2023-11-19 05:12:52,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:12:52,093 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:12:52,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:12:52,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:12:52,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:52" (1/1) ... [2023-11-19 05:12:52,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:52" (1/1) ... [2023-11-19 05:12:52,602 INFO L138 Inliner]: procedures = 464, calls = 3213, calls flagged for inlining = 208, calls inlined = 193, statements flattened = 8788 [2023-11-19 05:12:52,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:12:52,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:12:52,604 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:12:52,604 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:12:52,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:52" (1/1) ... [2023-11-19 05:12:52,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:52" (1/1) ... [2023-11-19 05:12:52,684 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:52" (1/1) ... [2023-11-19 05:12:52,684 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:52" (1/1) ... [2023-11-19 05:12:52,927 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:52" (1/1) ... [2023-11-19 05:12:52,966 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:52" (1/1) ... [2023-11-19 05:12:53,005 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:52" (1/1) ... [2023-11-19 05:12:53,043 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:52" (1/1) ... [2023-11-19 05:12:53,096 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:12:53,098 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:12:53,099 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:12:53,099 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:12:53,100 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:52" (1/1) ... [2023-11-19 05:12:53,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:12:53,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:12:53,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:12:53,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:12:53,269 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-19 05:12:53,270 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-19 05:12:53,270 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 05:12:53,270 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 05:12:53,270 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_read_phy_reg [2023-11-19 05:12:53,270 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_read_phy_reg [2023-11-19 05:12:53,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 05:12:53,271 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 05:12:53,271 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_force_ps [2023-11-19 05:12:53,271 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_force_ps [2023-11-19 05:12:53,271 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-11-19 05:12:53,271 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-11-19 05:12:53,271 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 05:12:53,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 05:12:53,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-19 05:12:53,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-19 05:12:53,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 05:12:53,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 05:12:53,272 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_del_timer [2023-11-19 05:12:53,272 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_del_timer [2023-11-19 05:12:53,273 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2023-11-19 05:12:53,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2023-11-19 05:12:53,273 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_io_error_detected [2023-11-19 05:12:53,273 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_io_error_detected [2023-11-19 05:12:53,273 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_change_mtu [2023-11-19 05:12:53,273 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_change_mtu [2023-11-19 05:12:53,274 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-11-19 05:12:53,274 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-11-19 05:12:53,274 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-19 05:12:53,274 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-19 05:12:53,274 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 05:12:53,274 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 05:12:53,275 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 05:12:53,275 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 05:12:53,275 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-19 05:12:53,275 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-19 05:12:53,275 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 05:12:53,275 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 05:12:53,276 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_disable [2023-11-19 05:12:53,276 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_disable [2023-11-19 05:12:53,276 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_restart_autoneg [2023-11-19 05:12:53,276 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_restart_autoneg [2023-11-19 05:12:53,276 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-19 05:12:53,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-19 05:12:53,276 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 05:12:53,277 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 05:12:53,277 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_tpd [2023-11-19 05:12:53,277 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_tpd [2023-11-19 05:12:53,277 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 05:12:53,277 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 05:12:53,277 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 05:12:53,278 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 05:12:53,278 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 05:12:53,278 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 05:12:53,278 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 05:12:53,278 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 05:12:53,278 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_free_irq [2023-11-19 05:12:53,279 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_free_irq [2023-11-19 05:12:53,279 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-19 05:12:53,279 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-19 05:12:53,279 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-19 05:12:53,279 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-19 05:12:53,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 05:12:53,279 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2023-11-19 05:12:53,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2023-11-19 05:12:53,280 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_shutdown [2023-11-19 05:12:53,280 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_shutdown [2023-11-19 05:12:53,280 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-19 05:12:53,280 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-19 05:12:53,280 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_check_eeprom_exist [2023-11-19 05:12:53,280 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_check_eeprom_exist [2023-11-19 05:12:53,281 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-19 05:12:53,281 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-19 05:12:53,281 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 05:12:53,281 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 05:12:53,281 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-19 05:12:53,281 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-19 05:12:53,282 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 05:12:53,282 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 05:12:53,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 05:12:53,283 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_hw_set_mac_addr [2023-11-19 05:12:53,283 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_hw_set_mac_addr [2023-11-19 05:12:53,283 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 05:12:53,283 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 05:12:53,284 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 05:12:53,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 05:12:53,284 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_tx_buffer [2023-11-19 05:12:53,284 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_tx_buffer [2023-11-19 05:12:53,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 05:12:53,285 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reset_task [2023-11-19 05:12:53,285 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reset_task [2023-11-19 05:12:53,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:12:53,285 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 05:12:53,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 05:12:53,285 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2023-11-19 05:12:53,286 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2023-11-19 05:12:53,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 05:12:53,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 05:12:53,286 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-19 05:12:53,287 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-19 05:12:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2023-11-19 05:12:53,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2023-11-19 05:12:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 05:12:53,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 05:12:53,288 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_reset [2023-11-19 05:12:53,288 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_reset [2023-11-19 05:12:53,289 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-19 05:12:53,289 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-19 05:12:53,289 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 05:12:53,289 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 05:12:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_down [2023-11-19 05:12:53,290 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_down [2023-11-19 05:12:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 05:12:53,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 05:12:53,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 05:12:53,291 INFO L130 BoogieDeclarations]: Found specification of procedure __atl1e_vlan_mode [2023-11-19 05:12:53,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __atl1e_vlan_mode [2023-11-19 05:12:53,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:12:53,295 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-19 05:12:53,295 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-19 05:12:53,296 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_fix_features [2023-11-19 05:12:53,296 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_fix_features [2023-11-19 05:12:53,297 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 05:12:53,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 05:12:53,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 05:12:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 05:12:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-11-19 05:12:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-11-19 05:12:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_multi [2023-11-19 05:12:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_multi [2023-11-19 05:12:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2023-11-19 05:12:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2023-11-19 05:12:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_remove [2023-11-19 05:12:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_remove [2023-11-19 05:12:53,305 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-19 05:12:53,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-19 05:12:53,305 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-19 05:12:53,305 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-19 05:12:53,305 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 05:12:53,305 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 05:12:53,305 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_free_ring_resources [2023-11-19 05:12:53,305 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_free_ring_resources [2023-11-19 05:12:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_stats [2023-11-19 05:12:53,306 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_stats [2023-11-19 05:12:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-11-19 05:12:53,306 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-11-19 05:12:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-19 05:12:53,306 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-19 05:12:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 05:12:53,307 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 05:12:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_validate_option [2023-11-19 05:12:53,307 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_validate_option [2023-11-19 05:12:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-11-19 05:12:53,307 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-11-19 05:12:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2023-11-19 05:12:53,308 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2023-11-19 05:12:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:12:53,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:12:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-19 05:12:53,308 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-19 05:12:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 05:12:53,309 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 05:12:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 05:12:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 05:12:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 05:12:53,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 05:12:53,309 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 05:12:53,310 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 05:12:53,310 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-19 05:12:53,310 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-19 05:12:53,310 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-19 05:12:53,310 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-19 05:12:53,310 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_clean_tx_ring [2023-11-19 05:12:53,310 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_clean_tx_ring [2023-11-19 05:12:53,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2023-11-19 05:12:53,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2023-11-19 05:12:53,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 05:12:53,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 05:12:53,311 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-19 05:12:53,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-19 05:12:53,311 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2023-11-19 05:12:53,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2023-11-19 05:12:53,312 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-19 05:12:53,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-19 05:12:53,312 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_mac_addr [2023-11-19 05:12:53,312 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_mac_addr [2023-11-19 05:12:53,312 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 05:12:53,312 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 05:12:53,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 05:12:53,313 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 05:12:53,313 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_resume [2023-11-19 05:12:53,313 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_resume [2023-11-19 05:12:53,313 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notice [2023-11-19 05:12:53,313 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notice [2023-11-19 05:12:53,313 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:12:53,313 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:12:53,313 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 05:12:53,314 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 05:12:53,314 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-19 05:12:53,314 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-19 05:12:53,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2023-11-19 05:12:53,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2023-11-19 05:12:53,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 05:12:53,314 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 05:12:53,315 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 05:12:53,315 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-19 05:12:53,315 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-19 05:12:53,315 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 05:12:53,315 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 05:12:53,315 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_tx_timeout [2023-11-19 05:12:53,315 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_tx_timeout [2023-11-19 05:12:53,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 05:12:53,316 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_vlan_mode [2023-11-19 05:12:53,316 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_vlan_mode [2023-11-19 05:12:53,316 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_write_phy_reg [2023-11-19 05:12:53,316 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_write_phy_reg [2023-11-19 05:12:53,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-19 05:12:53,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-19 05:12:53,316 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2023-11-19 05:12:53,317 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2023-11-19 05:12:53,317 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_up [2023-11-19 05:12:53,317 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_up [2023-11-19 05:12:53,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 05:12:53,317 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2023-11-19 05:12:53,317 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2023-11-19 05:12:53,317 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 05:12:53,318 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 05:12:53,318 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_phy_commit [2023-11-19 05:12:53,318 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_phy_commit [2023-11-19 05:12:53,318 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-19 05:12:53,318 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-19 05:12:53,318 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 05:12:53,318 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 05:12:53,319 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-19 05:12:53,319 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-19 05:12:53,319 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-19 05:12:53,319 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-19 05:12:53,319 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-19 05:12:53,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-19 05:12:53,319 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 05:12:53,320 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 05:12:53,320 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-19 05:12:53,321 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-19 05:12:53,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 05:12:53,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 05:12:53,325 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_ioctl [2023-11-19 05:12:53,325 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_ioctl [2023-11-19 05:12:53,325 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_link_chg_task [2023-11-19 05:12:53,325 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_link_chg_task [2023-11-19 05:12:53,326 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reinit_locked [2023-11-19 05:12:53,326 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reinit_locked [2023-11-19 05:12:53,326 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_phy_init [2023-11-19 05:12:53,327 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_phy_init [2023-11-19 05:12:53,328 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_intr [2023-11-19 05:12:53,328 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_intr [2023-11-19 05:12:53,328 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 05:12:53,328 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 05:12:53,328 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2023-11-19 05:12:53,328 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2023-11-19 05:12:53,329 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 05:12:53,329 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 05:12:53,329 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_4 [2023-11-19 05:12:53,329 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_4 [2023-11-19 05:12:53,329 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-19 05:12:53,329 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-19 05:12:53,329 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_enable [2023-11-19 05:12:53,329 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_enable [2023-11-19 05:12:53,330 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 05:12:53,330 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 05:12:53,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:12:53,330 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_io_slot_reset [2023-11-19 05:12:53,330 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_io_slot_reset [2023-11-19 05:12:53,330 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_netpoll [2023-11-19 05:12:53,330 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_netpoll [2023-11-19 05:12:53,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 05:12:53,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 05:12:53,331 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_read_eeprom [2023-11-19 05:12:53,331 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_read_eeprom [2023-11-19 05:12:53,331 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_suspend [2023-11-19 05:12:53,331 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_suspend [2023-11-19 05:12:53,331 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-19 05:12:53,331 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-19 05:12:53,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 05:12:53,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 05:12:53,332 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 05:12:53,332 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 05:12:53,332 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_features [2023-11-19 05:12:53,332 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_features [2023-11-19 05:12:53,332 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-19 05:12:53,332 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-19 05:12:53,332 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_request_irq [2023-11-19 05:12:53,333 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_request_irq [2023-11-19 05:12:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-19 05:12:53,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-19 05:12:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2023-11-19 05:12:53,333 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2023-11-19 05:12:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_6 [2023-11-19 05:12:53,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_6 [2023-11-19 05:12:53,334 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-19 05:12:53,334 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-19 05:12:53,334 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 05:12:53,334 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 05:12:53,334 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_eeprom_len [2023-11-19 05:12:53,334 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_eeprom_len [2023-11-19 05:12:53,334 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-19 05:12:53,334 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-19 05:12:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-19 05:12:53,335 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-19 05:12:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reset_hw [2023-11-19 05:12:53,335 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reset_hw [2023-11-19 05:12:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2023-11-19 05:12:53,335 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2023-11-19 05:12:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 05:12:53,335 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 05:12:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-19 05:12:53,336 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-19 05:12:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:12:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2023-11-19 05:12:53,336 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2023-11-19 05:12:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_regs_len [2023-11-19 05:12:53,336 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_regs_len [2023-11-19 05:12:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_clean_rx_ring [2023-11-19 05:12:53,337 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_clean_rx_ring [2023-11-19 05:12:54,399 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:12:54,412 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:12:54,923 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 05:13:06,791 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:13:12,520 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:13:12,520 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 05:13:12,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:13:12 BoogieIcfgContainer [2023-11-19 05:13:12,543 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:13:12,547 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:13:12,547 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:13:12,551 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:13:12,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:12:47" (1/3) ... [2023-11-19 05:13:12,553 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c97057e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:13:12, skipping insertion in model container [2023-11-19 05:13:12,553 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:52" (2/3) ... [2023-11-19 05:13:12,554 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c97057e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:13:12, skipping insertion in model container [2023-11-19 05:13:12,554 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:13:12" (3/3) ... [2023-11-19 05:13:12,556 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i [2023-11-19 05:13:12,577 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:13:12,577 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:13:12,671 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:13:12,678 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;@15709e76, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:13:12,678 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:13:12,692 INFO L276 IsEmpty]: Start isEmpty. Operand has 2325 states, 1413 states have (on average 1.3149327671620665) internal successors, (1858), 1460 states have internal predecessors, (1858), 758 states have call successors, (758), 153 states have call predecessors, (758), 152 states have return successors, (747), 737 states have call predecessors, (747), 747 states have call successors, (747) [2023-11-19 05:13:12,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 05:13:12,728 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:13:12,729 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:13:12,729 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:13:12,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:13:12,735 INFO L85 PathProgramCache]: Analyzing trace with hash 233723637, now seen corresponding path program 1 times [2023-11-19 05:13:12,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:13:12,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388197467] [2023-11-19 05:13:12,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:13:12,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:13:13,376 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:13:13,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1822040771] [2023-11-19 05:13:13,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:13:13,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:13:13,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:13:13,379 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:13:13,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:13:15,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:13:15,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 3172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 05:13:15,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:13:15,191 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-19 05:13:15,191 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:13:15,192 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:13:15,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388197467] [2023-11-19 05:13:15,192 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:13:15,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1822040771] [2023-11-19 05:13:15,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1822040771] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:13:15,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:13:15,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:13:15,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074849194] [2023-11-19 05:13:15,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:13:15,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:13:15,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:13:15,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:13:15,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:13:15,258 INFO L87 Difference]: Start difference. First operand has 2325 states, 1413 states have (on average 1.3149327671620665) internal successors, (1858), 1460 states have internal predecessors, (1858), 758 states have call successors, (758), 153 states have call predecessors, (758), 152 states have return successors, (747), 737 states have call predecessors, (747), 747 states have call successors, (747) Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-19 05:13:19,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 05:13:21,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 05:13:24,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 05:13:25,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 05:13:27,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 05:13:29,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 05:13:31,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 05:13:33,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:13:33,509 INFO L93 Difference]: Finished difference Result 6382 states and 9249 transitions. [2023-11-19 05:13:33,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:13:33,512 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 135 [2023-11-19 05:13:33,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:13:33,568 INFO L225 Difference]: With dead ends: 6382 [2023-11-19 05:13:33,569 INFO L226 Difference]: Without dead ends: 4043 [2023-11-19 05:13:33,585 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:13:33,589 INFO L413 NwaCegarLoop]: 2988 mSDtfsCounter, 2551 mSDsluCounter, 2871 mSDsCounter, 0 mSdLazyCounter, 797 mSolverCounterSat, 40 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2551 SdHoareTripleChecker+Valid, 5859 SdHoareTripleChecker+Invalid, 841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 797 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2023-11-19 05:13:33,590 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2551 Valid, 5859 Invalid, 841 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [40 Valid, 797 Invalid, 4 Unknown, 0 Unchecked, 17.8s Time] [2023-11-19 05:13:33,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4043 states. [2023-11-19 05:13:33,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4043 to 4010. [2023-11-19 05:13:33,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4010 states, 2470 states have (on average 1.3036437246963564) internal successors, (3220), 2535 states have internal predecessors, (3220), 1273 states have call successors, (1273), 268 states have call predecessors, (1273), 266 states have return successors, (1272), 1246 states have call predecessors, (1272), 1272 states have call successors, (1272) [2023-11-19 05:13:34,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 4010 states and 5765 transitions. [2023-11-19 05:13:34,028 INFO L78 Accepts]: Start accepts. Automaton has 4010 states and 5765 transitions. Word has length 135 [2023-11-19 05:13:34,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:13:34,032 INFO L495 AbstractCegarLoop]: Abstraction has 4010 states and 5765 transitions. [2023-11-19 05:13:34,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-19 05:13:34,033 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 5765 transitions. [2023-11-19 05:13:34,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-19 05:13:34,059 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:13:34,060 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:13:34,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:13:34,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4d945db-c9b5-4054-9c74-b3f4b8fc6f8d/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:13:34,289 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:13:34,290 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:13:34,290 INFO L85 PathProgramCache]: Analyzing trace with hash 2034175678, now seen corresponding path program 1 times [2023-11-19 05:13:34,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:13:34,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452875349] [2023-11-19 05:13:34,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:13:34,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:13:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:13:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2023-11-19 05:13:35,192 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:13:35,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452875349] [2023-11-19 05:13:35,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452875349] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:13:35,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:13:35,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:13:35,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212632326] [2023-11-19 05:13:35,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:13:35,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:13:35,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:13:35,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:13:35,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:13:35,197 INFO L87 Difference]: Start difference. First operand 4010 states and 5765 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19)