./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 6ae2ee47 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-6ae2ee4-m [2023-11-22 23:02:33,797 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-22 23:02:33,839 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-22 23:02:33,842 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-22 23:02:33,842 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-22 23:02:33,866 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-22 23:02:33,866 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-22 23:02:33,866 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-22 23:02:33,867 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-22 23:02:33,867 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-22 23:02:33,867 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-22 23:02:33,868 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-22 23:02:33,868 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-22 23:02:33,868 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-22 23:02:33,869 INFO L153 SettingsManager]: * Use SBE=true [2023-11-22 23:02:33,869 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-22 23:02:33,869 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-22 23:02:33,870 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-22 23:02:33,870 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-22 23:02:33,870 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-22 23:02:33,871 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-22 23:02:33,871 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-22 23:02:33,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-22 23:02:33,872 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-22 23:02:33,872 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-22 23:02:33,872 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-22 23:02:33,872 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-22 23:02:33,873 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-22 23:02:33,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 23:02:33,873 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-22 23:02:33,873 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-22 23:02:33,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-22 23:02:33,874 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-22 23:02:33,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-22 23:02:33,875 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-22 23:02:33,875 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-22 23:02:33,875 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-22 23:02:33,875 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-22 23:02:33,875 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-22 23:02:33,876 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05ce5b24b2687a8b1aab5aa0f73ec6d859585e3da90ad926172fb0aa6363222f Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> false [2023-11-22 23:02:34,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-22 23:02:34,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-22 23:02:34,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-22 23:02:34,059 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-22 23:02:34,059 INFO L274 PluginConnector]: CDTParser initialized [2023-11-22 23:02:34,060 INFO L431 ainManager$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 [2023-11-22 23:02:35,177 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-22 23:02:35,579 INFO L384 CDTParser]: Found 1 translation units. [2023-11-22 23:02:35,581 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 [2023-11-22 23:02:35,619 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98a7dc6b3/0004008b122c4d348adcf32d458c4b4c/FLAGca8452bb7 [2023-11-22 23:02:35,636 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98a7dc6b3/0004008b122c4d348adcf32d458c4b4c [2023-11-22 23:02:35,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-22 23:02:35,639 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-22 23:02:35,640 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-22 23:02:35,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-22 23:02:35,645 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-22 23:02:35,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:02:35" (1/1) ... [2023-11-22 23:02:35,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bcacf87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:35, skipping insertion in model container [2023-11-22 23:02:35,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:02:35" (1/1) ... [2023-11-22 23:02:35,757 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-22 23:02:37,113 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] [2023-11-22 23:02:37,173 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 23:02:37,244 INFO L202 MainTranslator]: Completed pre-run [2023-11-22 23:02:37,318 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] [2023-11-22 23:02:37,320 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] [2023-11-22 23:02:37,320 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] [2023-11-22 23:02:37,320 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] [2023-11-22 23:02:37,322 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] [2023-11-22 23:02:37,322 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] [2023-11-22 23:02:37,328 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] [2023-11-22 23:02:37,329 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] [2023-11-22 23:02:37,329 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] [2023-11-22 23:02:37,330 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] [2023-11-22 23:02:37,337 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] [2023-11-22 23:02:37,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5793] [2023-11-22 23:02:37,373 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] [2023-11-22 23:02:37,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7096] [2023-11-22 23:02:37,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7359] [2023-11-22 23:02:37,488 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] [2023-11-22 23:02:37,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 23:02:37,606 INFO L206 MainTranslator]: Completed translation [2023-11-22 23:02:37,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:37 WrapperNode [2023-11-22 23:02:37,607 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-22 23:02:37,608 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-22 23:02:37,608 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-22 23:02:37,608 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-22 23:02:37,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:37" (1/1) ... [2023-11-22 23:02:37,704 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:37" (1/1) ... [2023-11-22 23:02:37,878 INFO L138 Inliner]: procedures = 305, calls = 2559, calls flagged for inlining = 157, calls inlined = 137, statements flattened = 5601 [2023-11-22 23:02:37,879 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-22 23:02:37,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-22 23:02:37,880 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-22 23:02:37,880 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-22 23:02:37,887 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:37" (1/1) ... [2023-11-22 23:02:37,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:37" (1/1) ... [2023-11-22 23:02:37,922 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:37" (1/1) ... [2023-11-22 23:02:37,923 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:37" (1/1) ... [2023-11-22 23:02:38,000 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:37" (1/1) ... [2023-11-22 23:02:38,023 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:37" (1/1) ... [2023-11-22 23:02:38,050 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:37" (1/1) ... [2023-11-22 23:02:38,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:37" (1/1) ... [2023-11-22 23:02:38,098 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-22 23:02:38,099 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-22 23:02:38,099 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-22 23:02:38,100 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-22 23:02:38,100 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:37" (1/1) ... [2023-11-22 23:02:38,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 23:02:38,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-22 23:02:38,123 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) [2023-11-22 23:02:38,130 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 [2023-11-22 23:02:38,161 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_flow_ctrl [2023-11-22 23:02:38,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_flow_ctrl [2023-11-22 23:02:38,162 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_set_drvdata [2023-11-22 23:02:38,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_set_drvdata [2023-11-22 23:02:38,162 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_rings [2023-11-22 23:02:38,162 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_rings [2023-11-22 23:02:38,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-22 23:02:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2023-11-22 23:02:38,163 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2023-11-22 23:02:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-22 23:02:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure b44_readphy [2023-11-22 23:02:38,163 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_readphy [2023-11-22 23:02:38,163 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_rx_mode [2023-11-22 23:02:38,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_rx_mode [2023-11-22 23:02:38,164 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_consistent [2023-11-22 23:02:38,164 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_consistent [2023-11-22 23:02:38,164 INFO L130 BoogieDeclarations]: Found specification of procedure b44_enable_ints [2023-11-22 23:02:38,165 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_enable_ints [2023-11-22 23:02:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-22 23:02:38,165 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-22 23:02:38,165 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-22 23:02:38,165 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-22 23:02:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-22 23:02:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-22 23:02:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-22 23:02:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-22 23:02:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2023-11-22 23:02:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2023-11-22 23:02:38,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-22 23:02:38,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-22 23:02:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2023-11-22 23:02:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2023-11-22 23:02:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-22 23:02:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-22 23:02:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_device_enable [2023-11-22 23:02:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_device_enable [2023-11-22 23:02:38,167 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_get_drvdata [2023-11-22 23:02:38,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_get_drvdata [2023-11-22 23:02:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-22 23:02:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-22 23:02:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-22 23:02:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-22 23:02:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-22 23:02:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-22 23:02:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-22 23:02:38,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-22 23:02:38,168 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-22 23:02:38,169 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-22 23:02:38,169 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-22 23:02:38,169 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-22 23:02:38,169 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-22 23:02:38,169 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-22 23:02:38,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-22 23:02:38,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-22 23:02:38,169 INFO L130 BoogieDeclarations]: Found specification of procedure bwfilter_table [2023-11-22 23:02:38,169 INFO L138 BoogieDeclarations]: Found implementation of procedure bwfilter_table [2023-11-22 23:02:38,170 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-22 23:02:38,170 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-22 23:02:38,170 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-22 23:02:38,170 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-22 23:02:38,170 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_powerup [2023-11-22 23:02:38,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_powerup [2023-11-22 23:02:38,170 INFO L130 BoogieDeclarations]: Found specification of procedure b44_sync_dma_desc_for_device [2023-11-22 23:02:38,170 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_sync_dma_desc_for_device [2023-11-22 23:02:38,171 INFO L130 BoogieDeclarations]: Found specification of procedure br32 [2023-11-22 23:02:38,171 INFO L138 BoogieDeclarations]: Found implementation of procedure br32 [2023-11-22 23:02:38,171 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-22 23:02:38,171 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-22 23:02:38,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-22 23:02:38,171 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-22 23:02:38,171 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-22 23:02:38,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-22 23:02:38,171 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-22 23:02:38,172 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-22 23:02:38,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-22 23:02:38,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-22 23:02:38,172 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_cam_write [2023-11-22 23:02:38,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_cam_write [2023-11-22 23:02:38,172 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-22 23:02:38,172 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-22 23:02:38,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-22 23:02:38,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-22 23:02:38,173 INFO L130 BoogieDeclarations]: Found specification of procedure b44_alloc_rx_skb [2023-11-22 23:02:38,173 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_alloc_rx_skb [2023-11-22 23:02:38,173 INFO L130 BoogieDeclarations]: Found specification of procedure b44_writephy [2023-11-22 23:02:38,173 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_writephy [2023-11-22 23:02:38,173 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-22 23:02:38,173 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-22 23:02:38,173 INFO L130 BoogieDeclarations]: Found specification of procedure b44_pci_exit [2023-11-22 23:02:38,173 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_pci_exit [2023-11-22 23:02:38,174 INFO L130 BoogieDeclarations]: Found specification of procedure b44_chip_reset [2023-11-22 23:02:38,174 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_chip_reset [2023-11-22 23:02:38,174 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-22 23:02:38,174 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-22 23:02:38,174 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_hw [2023-11-22 23:02:38,174 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_hw [2023-11-22 23:02:38,174 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-22 23:02:38,174 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-22 23:02:38,174 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-22 23:02:38,175 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-22 23:02:38,175 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-22 23:02:38,175 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-22 23:02:38,175 INFO L130 BoogieDeclarations]: Found specification of procedure b44_halt [2023-11-22 23:02:38,175 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_halt [2023-11-22 23:02:38,175 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-22 23:02:38,175 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-22 23:02:38,175 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-22 23:02:38,175 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-22 23:02:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-22 23:02:38,176 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-22 23:02:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_pcihost_set_power_state [2023-11-22 23:02:38,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_pcihost_set_power_state [2023-11-22 23:02:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-22 23:02:38,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-22 23:02:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_wol [2023-11-22 23:02:38,176 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_wol [2023-11-22 23:02:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-22 23:02:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_writephy [2023-11-22 23:02:38,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_writephy [2023-11-22 23:02:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-22 23:02:38,177 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-22 23:02:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-22 23:02:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-22 23:02:38,177 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-22 23:02:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-22 23:02:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-22 23:02:38,178 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-22 23:02:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-22 23:02:38,178 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-22 23:02:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-22 23:02:38,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-22 23:02:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-22 23:02:38,178 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-22 23:02:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure b44_interrupt [2023-11-22 23:02:38,178 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_interrupt [2023-11-22 23:02:38,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-22 23:02:38,179 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-22 23:02:38,179 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-22 23:02:38,179 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-22 23:02:38,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-22 23:02:38,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-22 23:02:38,179 INFO L130 BoogieDeclarations]: Found specification of procedure b44_magic_pattern [2023-11-22 23:02:38,179 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_magic_pattern [2023-11-22 23:02:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-22 23:02:38,180 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-22 23:02:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-22 23:02:38,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-22 23:02:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-22 23:02:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure b44_disable_ints [2023-11-22 23:02:38,180 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_disable_ints [2023-11-22 23:02:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure bw32 [2023-11-22 23:02:38,180 INFO L138 BoogieDeclarations]: Found implementation of procedure bw32 [2023-11-22 23:02:38,181 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-22 23:02:38,181 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-22 23:02:38,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-22 23:02:38,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-22 23:02:38,181 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_may_powerdown [2023-11-22 23:02:38,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_may_powerdown [2023-11-22 23:02:38,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-22 23:02:38,181 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2023-11-22 23:02:38,181 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2023-11-22 23:02:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-22 23:02:38,182 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-22 23:02:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-22 23:02:38,182 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-22 23:02:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-22 23:02:38,182 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-22 23:02:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_disable_ints [2023-11-22 23:02:38,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_disable_ints [2023-11-22 23:02:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-22 23:02:38,183 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-22 23:02:38,183 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-22 23:02:38,183 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-22 23:02:38,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-22 23:02:38,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-22 23:02:38,183 INFO L130 BoogieDeclarations]: Found specification of procedure b44_check_phy [2023-11-22 23:02:38,183 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_check_phy [2023-11-22 23:02:38,183 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-22 23:02:38,183 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-22 23:02:38,184 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-22 23:02:38,184 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-22 23:02:38,184 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_readphy [2023-11-22 23:02:38,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_readphy [2023-11-22 23:02:38,184 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-22 23:02:38,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-22 23:02:38,184 INFO L130 BoogieDeclarations]: Found specification of procedure b44_phy_reset [2023-11-22 23:02:38,184 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_phy_reset [2023-11-22 23:02:38,184 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-22 23:02:38,185 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-22 23:02:38,185 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-22 23:02:38,185 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-22 23:02:38,185 INFO L130 BoogieDeclarations]: Found specification of procedure b44_link_report [2023-11-22 23:02:38,185 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_link_report [2023-11-22 23:02:38,185 INFO L130 BoogieDeclarations]: Found specification of procedure b44_set_flow_ctrl [2023-11-22 23:02:38,185 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_set_flow_ctrl [2023-11-22 23:02:38,185 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-22 23:02:38,185 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-22 23:02:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_mac_addr [2023-11-22 23:02:38,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_mac_addr [2023-11-22 23:02:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure b44_stats_update [2023-11-22 23:02:38,186 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_stats_update [2023-11-22 23:02:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_rings [2023-11-22 23:02:38,186 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_rings [2023-11-22 23:02:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2023-11-22 23:02:38,186 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2023-11-22 23:02:38,186 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-22 23:02:38,186 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-22 23:02:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-22 23:02:38,187 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-22 23:02:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure b44_wait_bit [2023-11-22 23:02:38,187 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_wait_bit [2023-11-22 23:02:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-22 23:02:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-22 23:02:38,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-22 23:02:38,187 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_phy [2023-11-22 23:02:38,187 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_phy [2023-11-22 23:02:38,656 INFO L241 CfgBuilder]: Building ICFG [2023-11-22 23:02:38,658 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-22 23:03:01,681 INFO L282 CfgBuilder]: Performing block encoding [2023-11-22 23:03:02,917 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-22 23:03:02,917 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-22 23:03:02,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:03:02 BoogieIcfgContainer [2023-11-22 23:03:02,918 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-22 23:03:02,921 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-22 23:03:02,921 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-22 23:03:02,923 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-22 23:03:02,923 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:02:35" (1/3) ... [2023-11-22 23:03:02,924 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a77b57e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:03:02, skipping insertion in model container [2023-11-22 23:03:02,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:37" (2/3) ... [2023-11-22 23:03:02,925 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a77b57e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:03:02, skipping insertion in model container [2023-11-22 23:03:02,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:03:02" (3/3) ... [2023-11-22 23:03:02,926 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i [2023-11-22 23:03:02,939 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-22 23:03:02,939 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-22 23:03:03,005 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-22 23:03:03,010 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;@7f522a4f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 23:03:03,010 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-22 23:03:03,019 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) [2023-11-22 23:03:03,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-22 23:03:03,038 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 23:03:03,039 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] [2023-11-22 23:03:03,039 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 23:03:03,043 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 23:03:03,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1348976156, now seen corresponding path program 1 times [2023-11-22 23:03:03,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 23:03:03,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873225351] [2023-11-22 23:03:03,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 23:03:03,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms Killed by 15