./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i --full-output --preprocessor.use.memory.slicer false --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fba957c5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 05ce5b24b2687a8b1aab5aa0f73ec6d859585e3da90ad926172fb0aa6363222f --preprocessor.use.memory.slicer false --- Real Ultimate output --- This is Ultimate 0.2.3-dev-fba957c-m [2023-11-23 10:24:44,401 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 10:24:44,486 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-23 10:24:44,492 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 10:24:44,492 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 10:24:44,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 10:24:44,519 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 10:24:44,519 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 10:24:44,520 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 10:24:44,523 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 10:24:44,523 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 10:24:44,524 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 10:24:44,525 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 10:24:44,526 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 10:24:44,526 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 10:24:44,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 10:24:44,526 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 10:24:44,527 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 10:24:44,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 10:24:44,527 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 10:24:44,527 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 10:24:44,528 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 10:24:44,528 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 10:24:44,528 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 10:24:44,529 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 10:24:44,529 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 10:24:44,529 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 10:24:44,529 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 10:24:44,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 10:24:44,530 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 10:24:44,531 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 10:24:44,531 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 10:24:44,531 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 10:24:44,531 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 10:24:44,531 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 10:24:44,532 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 10:24:44,532 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 10:24:44,532 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 10:24:44,532 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 10:24:44,532 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05ce5b24b2687a8b1aab5aa0f73ec6d859585e3da90ad926172fb0aa6363222f Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> false [2023-11-23 10:24:44,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 10:24:44,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 10:24:44,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 10:24:44,815 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 10:24:44,815 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 10:24:44,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i [2023-11-23 10:24:45,879 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 10:24:46,335 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 10:24:46,335 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i [2023-11-23 10:24:46,376 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b01f15147/6b00075185594d9a9f8825217f2023dc/FLAGe32f46d8f [2023-11-23 10:24:46,395 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b01f15147/6b00075185594d9a9f8825217f2023dc [2023-11-23 10:24:46,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 10:24:46,399 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 10:24:46,402 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 10:24:46,403 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 10:24:46,407 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 10:24:46,407 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:24:46" (1/1) ... [2023-11-23 10:24:46,408 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3348fe71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:24:46, skipping insertion in model container [2023-11-23 10:24:46,408 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:24:46" (1/1) ... [2023-11-23 10:24:46,543 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 10:24:48,050 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i[262537,262550] [2023-11-23 10:24:48,132 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 10:24:48,210 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 10:24:48,321 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"); [5135] [2023-11-23 10:24:48,323 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)); [5142] [2023-11-23 10:24:48,323 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,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5150-5151] [2023-11-23 10:24:48,324 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 %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5159-5160] [2023-11-23 10:24:48,325 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 *)"/work/ldvuser/shchepetkov/43_1a-CPAchecker-bit-vector/inst/current/envs/linux-3.10-rc1/linux-3.10-rc1/arch/x86/include/asm/paravirt.h"), "i" (824), "i" (12UL)); [5195-5196] [2023-11-23 10:24:48,326 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"); [5201-5203] [2023-11-23 10:24:48,332 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)); [5362-5363] [2023-11-23 10:24:48,334 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)); [5391-5392] [2023-11-23 10:24:48,334 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" (103), "i" (12UL)); [5421-5422] [2023-11-23 10:24:48,335 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [5451-5452] [2023-11-23 10:24:48,342 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" (472), "i" (12UL)); [5787-5788] [2023-11-23 10:24:48,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5793] [2023-11-23 10:24:48,383 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 *)"/work/ldvuser/shchepetkov/43_1a-CPAchecker-bit-vector/work/current--X--drivers--X--defaultlinux-3.10-rc1--X--43_1a--X--cpachecker/linux-3.10-rc1/csd_deg_dscv/6656/dscv_tempdir/dscv/ri/43_1a/drivers/net/ethernet/broadcom/b44.c.prepared"), "i" (623), "i" (12UL)); [6904-6905] [2023-11-23 10:24:48,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7096] [2023-11-23 10:24:48,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7359] [2023-11-23 10:24:48,512 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i[262537,262550] [2023-11-23 10:24:48,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 10:24:48,671 INFO L206 MainTranslator]: Completed translation [2023-11-23 10:24:48,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:24:48 WrapperNode [2023-11-23 10:24:48,672 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 10:24:48,673 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 10:24:48,673 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 10:24:48,673 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 10:24:48,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:24:48" (1/1) ... [2023-11-23 10:24:48,779 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:24:48" (1/1) ... [2023-11-23 10:24:48,940 INFO L138 Inliner]: procedures = 305, calls = 2559, calls flagged for inlining = 157, calls inlined = 137, statements flattened = 5601 [2023-11-23 10:24:48,941 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 10:24:48,942 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 10:24:48,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 10:24:48,942 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 10:24:48,951 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:24:48" (1/1) ... [2023-11-23 10:24:48,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:24:48" (1/1) ... [2023-11-23 10:24:48,995 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:24:48" (1/1) ... [2023-11-23 10:24:48,996 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:24:48" (1/1) ... [2023-11-23 10:24:49,154 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:24:48" (1/1) ... [2023-11-23 10:24:49,196 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:24:48" (1/1) ... [2023-11-23 10:24:49,220 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:24:48" (1/1) ... [2023-11-23 10:24:49,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:24:48" (1/1) ... [2023-11-23 10:24:49,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 10:24:49,274 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 10:24:49,274 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 10:24:49,274 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 10:24:49,275 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:24:48" (1/1) ... [2023-11-23 10:24:49,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 10:24:49,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 10:24:49,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 10:24:49,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 10:24:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_flow_ctrl [2023-11-23 10:24:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_flow_ctrl [2023-11-23 10:24:49,352 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_set_drvdata [2023-11-23 10:24:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_set_drvdata [2023-11-23 10:24:49,352 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_rings [2023-11-23 10:24:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_rings [2023-11-23 10:24:49,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 10:24:49,352 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2023-11-23 10:24:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2023-11-23 10:24:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 10:24:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure b44_readphy [2023-11-23 10:24:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_readphy [2023-11-23 10:24:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_rx_mode [2023-11-23 10:24:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_rx_mode [2023-11-23 10:24:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_consistent [2023-11-23 10:24:49,354 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_consistent [2023-11-23 10:24:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure b44_enable_ints [2023-11-23 10:24:49,354 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_enable_ints [2023-11-23 10:24:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-23 10:24:49,356 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-23 10:24:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 10:24:49,356 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 10:24:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 10:24:49,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 10:24:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-23 10:24:49,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-23 10:24:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2023-11-23 10:24:49,357 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2023-11-23 10:24:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 10:24:49,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 10:24:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2023-11-23 10:24:49,358 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2023-11-23 10:24:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 10:24:49,358 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 10:24:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_device_enable [2023-11-23 10:24:49,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_device_enable [2023-11-23 10:24:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_get_drvdata [2023-11-23 10:24:49,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_get_drvdata [2023-11-23 10:24:49,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 10:24:49,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 10:24:49,359 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-23 10:24:49,359 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-23 10:24:49,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-23 10:24:49,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-23 10:24:49,359 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-23 10:24:49,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-23 10:24:49,360 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 10:24:49,360 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 10:24:49,360 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-23 10:24:49,360 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-23 10:24:49,361 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 10:24:49,361 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 10:24:49,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 10:24:49,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 10:24:49,362 INFO L130 BoogieDeclarations]: Found specification of procedure bwfilter_table [2023-11-23 10:24:49,362 INFO L138 BoogieDeclarations]: Found implementation of procedure bwfilter_table [2023-11-23 10:24:49,362 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 10:24:49,362 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 10:24:49,362 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 10:24:49,362 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 10:24:49,362 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_powerup [2023-11-23 10:24:49,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_powerup [2023-11-23 10:24:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure b44_sync_dma_desc_for_device [2023-11-23 10:24:49,363 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_sync_dma_desc_for_device [2023-11-23 10:24:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure br32 [2023-11-23 10:24:49,363 INFO L138 BoogieDeclarations]: Found implementation of procedure br32 [2023-11-23 10:24:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-23 10:24:49,363 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-23 10:24:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 10:24:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 10:24:49,364 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 10:24:49,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 10:24:49,364 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 10:24:49,364 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 10:24:49,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-23 10:24:49,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-23 10:24:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_cam_write [2023-11-23 10:24:49,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_cam_write [2023-11-23 10:24:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 10:24:49,365 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 10:24:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 10:24:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 10:24:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure b44_alloc_rx_skb [2023-11-23 10:24:49,365 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_alloc_rx_skb [2023-11-23 10:24:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure b44_writephy [2023-11-23 10:24:49,366 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_writephy [2023-11-23 10:24:49,366 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 10:24:49,366 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 10:24:49,366 INFO L130 BoogieDeclarations]: Found specification of procedure b44_pci_exit [2023-11-23 10:24:49,366 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_pci_exit [2023-11-23 10:24:49,366 INFO L130 BoogieDeclarations]: Found specification of procedure b44_chip_reset [2023-11-23 10:24:49,366 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_chip_reset [2023-11-23 10:24:49,366 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 10:24:49,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 10:24:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_hw [2023-11-23 10:24:49,367 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_hw [2023-11-23 10:24:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-23 10:24:49,367 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-23 10:24:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 10:24:49,367 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 10:24:49,368 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-23 10:24:49,368 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-23 10:24:49,368 INFO L130 BoogieDeclarations]: Found specification of procedure b44_halt [2023-11-23 10:24:49,368 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_halt [2023-11-23 10:24:49,368 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 10:24:49,368 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 10:24:49,369 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 10:24:49,369 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 10:24:49,369 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 10:24:49,369 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 10:24:49,369 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_pcihost_set_power_state [2023-11-23 10:24:49,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_pcihost_set_power_state [2023-11-23 10:24:49,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-23 10:24:49,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-23 10:24:49,370 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_wol [2023-11-23 10:24:49,370 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_wol [2023-11-23 10:24:49,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 10:24:49,370 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_writephy [2023-11-23 10:24:49,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_writephy [2023-11-23 10:24:49,370 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 10:24:49,370 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 10:24:49,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 10:24:49,371 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-23 10:24:49,371 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-23 10:24:49,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 10:24:49,371 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 10:24:49,371 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 10:24:49,371 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 10:24:49,372 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 10:24:49,372 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 10:24:49,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 10:24:49,372 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-23 10:24:49,372 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-23 10:24:49,372 INFO L130 BoogieDeclarations]: Found specification of procedure b44_interrupt [2023-11-23 10:24:49,372 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_interrupt [2023-11-23 10:24:49,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 10:24:49,374 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 10:24:49,376 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 10:24:49,376 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 10:24:49,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 10:24:49,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 10:24:49,377 INFO L130 BoogieDeclarations]: Found specification of procedure b44_magic_pattern [2023-11-23 10:24:49,377 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_magic_pattern [2023-11-23 10:24:49,377 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 10:24:49,377 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 10:24:49,377 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-23 10:24:49,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-23 10:24:49,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 10:24:49,383 INFO L130 BoogieDeclarations]: Found specification of procedure b44_disable_ints [2023-11-23 10:24:49,384 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_disable_ints [2023-11-23 10:24:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure bw32 [2023-11-23 10:24:49,384 INFO L138 BoogieDeclarations]: Found implementation of procedure bw32 [2023-11-23 10:24:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-23 10:24:49,384 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-23 10:24:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 10:24:49,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 10:24:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_may_powerdown [2023-11-23 10:24:49,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_may_powerdown [2023-11-23 10:24:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 10:24:49,385 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2023-11-23 10:24:49,385 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2023-11-23 10:24:49,385 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 10:24:49,385 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 10:24:49,385 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 10:24:49,385 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 10:24:49,385 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-23 10:24:49,385 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-23 10:24:49,385 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_disable_ints [2023-11-23 10:24:49,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_disable_ints [2023-11-23 10:24:49,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 10:24:49,386 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-23 10:24:49,386 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-23 10:24:49,386 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 10:24:49,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 10:24:49,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 10:24:49,386 INFO L130 BoogieDeclarations]: Found specification of procedure b44_check_phy [2023-11-23 10:24:49,386 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_check_phy [2023-11-23 10:24:49,386 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-23 10:24:49,387 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-23 10:24:49,387 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-23 10:24:49,387 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-23 10:24:49,387 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_readphy [2023-11-23 10:24:49,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_readphy [2023-11-23 10:24:49,387 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-23 10:24:49,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-23 10:24:49,387 INFO L130 BoogieDeclarations]: Found specification of procedure b44_phy_reset [2023-11-23 10:24:49,387 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_phy_reset [2023-11-23 10:24:49,387 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-23 10:24:49,388 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-23 10:24:49,388 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 10:24:49,388 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 10:24:49,388 INFO L130 BoogieDeclarations]: Found specification of procedure b44_link_report [2023-11-23 10:24:49,388 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_link_report [2023-11-23 10:24:49,388 INFO L130 BoogieDeclarations]: Found specification of procedure b44_set_flow_ctrl [2023-11-23 10:24:49,388 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_set_flow_ctrl [2023-11-23 10:24:49,388 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-23 10:24:49,388 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-23 10:24:49,388 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_mac_addr [2023-11-23 10:24:49,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_mac_addr [2023-11-23 10:24:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure b44_stats_update [2023-11-23 10:24:49,389 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_stats_update [2023-11-23 10:24:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_rings [2023-11-23 10:24:49,389 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_rings [2023-11-23 10:24:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2023-11-23 10:24:49,389 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2023-11-23 10:24:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-23 10:24:49,389 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-23 10:24:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 10:24:49,389 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 10:24:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure b44_wait_bit [2023-11-23 10:24:49,390 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_wait_bit [2023-11-23 10:24:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 10:24:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 10:24:49,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 10:24:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_phy [2023-11-23 10:24:49,390 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_phy [2023-11-23 10:24:49,986 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 10:24:49,989 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 10:25:14,732 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 10:25:16,048 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 10:25:16,049 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 10:25:16,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:25:16 BoogieIcfgContainer [2023-11-23 10:25:16,050 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 10:25:16,052 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 10:25:16,052 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 10:25:16,055 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 10:25:16,061 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:24:46" (1/3) ... [2023-11-23 10:25:16,063 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ee7a7a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:25:16, skipping insertion in model container [2023-11-23 10:25:16,063 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:24:48" (2/3) ... [2023-11-23 10:25:16,064 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ee7a7a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:25:16, skipping insertion in model container [2023-11-23 10:25:16,064 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:25:16" (3/3) ... [2023-11-23 10:25:16,066 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i [2023-11-23 10:25:16,092 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 10:25:16,101 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 10:25:16,217 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 10:25:16,225 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;@3c91918c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 10:25:16,225 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 10:25:16,235 INFO L276 IsEmpty]: Start isEmpty. Operand has 1936 states, 1328 states have (on average 1.4615963855421688) internal successors, (1941), 1360 states have internal predecessors, (1941), 506 states have call successors, (506), 100 states have call predecessors, (506), 100 states have return successors, (506), 502 states have call predecessors, (506), 506 states have call successors, (506) [2023-11-23 10:25:16,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 10:25:16,251 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 10:25:16,252 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 10:25:16,256 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 10:25:16,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 10:25:16,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1348976156, now seen corresponding path program 1 times [2023-11-23 10:25:16,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 10:25:16,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36873873] [2023-11-23 10:25:16,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 10:25:16,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms Killed by 15