./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 20:56:24,455 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-22 20:56:24,516 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-22 20:56:24,521 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-22 20:56:24,522 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-22 20:56:24,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-22 20:56:24,541 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-22 20:56:24,542 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-22 20:56:24,542 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-22 20:56:24,542 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-22 20:56:24,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-22 20:56:24,543 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-22 20:56:24,543 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-22 20:56:24,544 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-22 20:56:24,544 INFO L153 SettingsManager]: * Use SBE=true [2023-11-22 20:56:24,544 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-22 20:56:24,545 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-22 20:56:24,545 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-22 20:56:24,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-22 20:56:24,545 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-22 20:56:24,546 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-22 20:56:24,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-22 20:56:24,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-22 20:56:24,553 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-22 20:56:24,553 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-22 20:56:24,554 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-22 20:56:24,554 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-22 20:56:24,554 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-22 20:56:24,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 20:56:24,555 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-22 20:56:24,555 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-22 20:56:24,555 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-22 20:56:24,555 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-22 20:56:24,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-22 20:56:24,556 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-22 20:56:24,556 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-22 20:56:24,556 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-22 20:56:24,556 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-22 20:56:24,557 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-22 20:56:24,557 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05ce5b24b2687a8b1aab5aa0f73ec6d859585e3da90ad926172fb0aa6363222f Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> false [2023-11-22 20:56:24,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-22 20:56:24,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-22 20:56:24,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-22 20:56:24,759 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-22 20:56:24,760 INFO L274 PluginConnector]: CDTParser initialized [2023-11-22 20:56:24,761 INFO L431 ainManager$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 20:56:25,786 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-22 20:56:26,225 INFO L384 CDTParser]: Found 1 translation units. [2023-11-22 20:56:26,226 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 20:56:26,283 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc1ae5395/33b21126ecd84c0e879737cd37cb7763/FLAGe550071b4 [2023-11-22 20:56:26,303 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc1ae5395/33b21126ecd84c0e879737cd37cb7763 [2023-11-22 20:56:26,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-22 20:56:26,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-22 20:56:26,313 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-22 20:56:26,313 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-22 20:56:26,317 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-22 20:56:26,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 08:56:26" (1/1) ... [2023-11-22 20:56:26,318 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b0957ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:56:26, skipping insertion in model container [2023-11-22 20:56:26,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 08:56:26" (1/1) ... [2023-11-22 20:56:26,473 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-22 20:56:27,619 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 20:56:27,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 20:56:27,723 INFO L202 MainTranslator]: Completed pre-run [2023-11-22 20:56:27,784 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 20:56:27,786 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 20:56:27,786 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 20:56:27,787 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 20:56:27,788 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 20:56:27,788 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 20:56:27,796 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 20:56:27,797 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 20:56:27,797 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 20:56:27,798 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 20:56:27,803 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 20:56:27,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5793] [2023-11-22 20:56:27,885 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 20:56:27,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7096] [2023-11-22 20:56:27,897 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7359] [2023-11-22 20:56:27,954 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 20:56:27,964 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 20:56:28,139 INFO L206 MainTranslator]: Completed translation [2023-11-22 20:56:28,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:56:28 WrapperNode [2023-11-22 20:56:28,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-22 20:56:28,141 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-22 20:56:28,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-22 20:56:28,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-22 20:56:28,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:56:28" (1/1) ... [2023-11-22 20:56:28,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:56:28" (1/1) ... [2023-11-22 20:56:28,377 INFO L138 Inliner]: procedures = 305, calls = 2559, calls flagged for inlining = 157, calls inlined = 137, statements flattened = 5601 [2023-11-22 20:56:28,378 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-22 20:56:28,379 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-22 20:56:28,379 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-22 20:56:28,379 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-22 20:56:28,386 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:56:28" (1/1) ... [2023-11-22 20:56:28,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:56:28" (1/1) ... [2023-11-22 20:56:28,475 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:56:28" (1/1) ... [2023-11-22 20:56:28,475 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:56:28" (1/1) ... [2023-11-22 20:56:28,566 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:56:28" (1/1) ... [2023-11-22 20:56:28,590 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:56:28" (1/1) ... [2023-11-22 20:56:28,616 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:56:28" (1/1) ... [2023-11-22 20:56:28,633 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:56:28" (1/1) ... [2023-11-22 20:56:28,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-22 20:56:28,665 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-22 20:56:28,665 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-22 20:56:28,665 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-22 20:56:28,665 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:56:28" (1/1) ... [2023-11-22 20:56:28,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 20:56:28,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-22 20:56:28,688 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 20:56:28,693 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 20:56:28,722 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_flow_ctrl [2023-11-22 20:56:28,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_flow_ctrl [2023-11-22 20:56:28,722 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_set_drvdata [2023-11-22 20:56:28,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_set_drvdata [2023-11-22 20:56:28,722 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_rings [2023-11-22 20:56:28,722 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_rings [2023-11-22 20:56:28,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-22 20:56:28,723 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2023-11-22 20:56:28,723 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2023-11-22 20:56:28,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-22 20:56:28,723 INFO L130 BoogieDeclarations]: Found specification of procedure b44_readphy [2023-11-22 20:56:28,723 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_readphy [2023-11-22 20:56:28,723 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_rx_mode [2023-11-22 20:56:28,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_rx_mode [2023-11-22 20:56:28,723 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_consistent [2023-11-22 20:56:28,724 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_consistent [2023-11-22 20:56:28,724 INFO L130 BoogieDeclarations]: Found specification of procedure b44_enable_ints [2023-11-22 20:56:28,724 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_enable_ints [2023-11-22 20:56:28,724 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-22 20:56:28,724 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-22 20:56:28,724 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-22 20:56:28,724 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-22 20:56:28,724 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-22 20:56:28,725 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-22 20:56:28,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-22 20:56:28,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-22 20:56:28,725 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2023-11-22 20:56:28,725 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2023-11-22 20:56:28,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-22 20:56:28,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-22 20:56:28,725 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2023-11-22 20:56:28,726 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2023-11-22 20:56:28,726 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-22 20:56:28,726 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-22 20:56:28,726 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_device_enable [2023-11-22 20:56:28,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_device_enable [2023-11-22 20:56:28,726 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_get_drvdata [2023-11-22 20:56:28,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_get_drvdata [2023-11-22 20:56:28,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-22 20:56:28,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-22 20:56:28,727 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-22 20:56:28,727 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-22 20:56:28,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-22 20:56:28,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-22 20:56:28,727 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-22 20:56:28,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-22 20:56:28,727 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-22 20:56:28,727 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-22 20:56:28,727 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-22 20:56:28,728 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-22 20:56:28,728 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-22 20:56:28,728 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-22 20:56:28,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-22 20:56:28,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-22 20:56:28,728 INFO L130 BoogieDeclarations]: Found specification of procedure bwfilter_table [2023-11-22 20:56:28,728 INFO L138 BoogieDeclarations]: Found implementation of procedure bwfilter_table [2023-11-22 20:56:28,728 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-22 20:56:28,728 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-22 20:56:28,728 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-22 20:56:28,729 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-22 20:56:28,729 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_powerup [2023-11-22 20:56:28,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_powerup [2023-11-22 20:56:28,729 INFO L130 BoogieDeclarations]: Found specification of procedure b44_sync_dma_desc_for_device [2023-11-22 20:56:28,729 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_sync_dma_desc_for_device [2023-11-22 20:56:28,729 INFO L130 BoogieDeclarations]: Found specification of procedure br32 [2023-11-22 20:56:28,729 INFO L138 BoogieDeclarations]: Found implementation of procedure br32 [2023-11-22 20:56:28,729 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-22 20:56:28,729 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-22 20:56:28,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-22 20:56:28,730 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-22 20:56:28,730 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-22 20:56:28,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-22 20:56:28,730 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-22 20:56:28,730 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-22 20:56:28,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-22 20:56:28,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-22 20:56:28,730 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_cam_write [2023-11-22 20:56:28,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_cam_write [2023-11-22 20:56:28,731 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-22 20:56:28,731 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-22 20:56:28,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-22 20:56:28,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-22 20:56:28,731 INFO L130 BoogieDeclarations]: Found specification of procedure b44_alloc_rx_skb [2023-11-22 20:56:28,731 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_alloc_rx_skb [2023-11-22 20:56:28,731 INFO L130 BoogieDeclarations]: Found specification of procedure b44_writephy [2023-11-22 20:56:28,731 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_writephy [2023-11-22 20:56:28,732 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-22 20:56:28,732 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-22 20:56:28,732 INFO L130 BoogieDeclarations]: Found specification of procedure b44_pci_exit [2023-11-22 20:56:28,732 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_pci_exit [2023-11-22 20:56:28,732 INFO L130 BoogieDeclarations]: Found specification of procedure b44_chip_reset [2023-11-22 20:56:28,732 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_chip_reset [2023-11-22 20:56:28,732 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-22 20:56:28,732 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-22 20:56:28,732 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_hw [2023-11-22 20:56:28,733 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_hw [2023-11-22 20:56:28,733 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-22 20:56:28,733 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-22 20:56:28,733 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-22 20:56:28,733 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-22 20:56:28,733 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-22 20:56:28,733 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-22 20:56:28,733 INFO L130 BoogieDeclarations]: Found specification of procedure b44_halt [2023-11-22 20:56:28,733 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_halt [2023-11-22 20:56:28,734 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-22 20:56:28,734 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-22 20:56:28,734 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-22 20:56:28,734 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-22 20:56:28,734 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-22 20:56:28,734 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-22 20:56:28,734 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_pcihost_set_power_state [2023-11-22 20:56:28,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_pcihost_set_power_state [2023-11-22 20:56:28,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-22 20:56:28,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-22 20:56:28,735 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_wol [2023-11-22 20:56:28,735 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_wol [2023-11-22 20:56:28,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-22 20:56:28,735 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_writephy [2023-11-22 20:56:28,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_writephy [2023-11-22 20:56:28,735 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-22 20:56:28,735 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-22 20:56:28,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-22 20:56:28,735 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-22 20:56:28,736 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-22 20:56:28,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-22 20:56:28,736 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-22 20:56:28,736 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-22 20:56:28,736 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-22 20:56:28,736 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-22 20:56:28,736 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-22 20:56:28,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-22 20:56:28,736 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-22 20:56:28,737 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-22 20:56:28,737 INFO L130 BoogieDeclarations]: Found specification of procedure b44_interrupt [2023-11-22 20:56:28,737 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_interrupt [2023-11-22 20:56:28,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-22 20:56:28,737 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-22 20:56:28,737 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-22 20:56:28,737 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-22 20:56:28,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-22 20:56:28,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-22 20:56:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure b44_magic_pattern [2023-11-22 20:56:28,738 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_magic_pattern [2023-11-22 20:56:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-22 20:56:28,738 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-22 20:56:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-22 20:56:28,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-22 20:56:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-22 20:56:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure b44_disable_ints [2023-11-22 20:56:28,738 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_disable_ints [2023-11-22 20:56:28,739 INFO L130 BoogieDeclarations]: Found specification of procedure bw32 [2023-11-22 20:56:28,739 INFO L138 BoogieDeclarations]: Found implementation of procedure bw32 [2023-11-22 20:56:28,739 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-22 20:56:28,739 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-22 20:56:28,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-22 20:56:28,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-22 20:56:28,739 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_may_powerdown [2023-11-22 20:56:28,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_may_powerdown [2023-11-22 20:56:28,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-22 20:56:28,740 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2023-11-22 20:56:28,740 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2023-11-22 20:56:28,740 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-22 20:56:28,740 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-22 20:56:28,740 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-22 20:56:28,740 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-22 20:56:28,740 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-22 20:56:28,740 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-22 20:56:28,740 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_disable_ints [2023-11-22 20:56:28,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_disable_ints [2023-11-22 20:56:28,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-22 20:56:28,741 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-22 20:56:28,741 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-22 20:56:28,741 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-22 20:56:28,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-22 20:56:28,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-22 20:56:28,741 INFO L130 BoogieDeclarations]: Found specification of procedure b44_check_phy [2023-11-22 20:56:28,741 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_check_phy [2023-11-22 20:56:28,741 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-22 20:56:28,741 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-22 20:56:28,742 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-22 20:56:28,742 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-22 20:56:28,742 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_readphy [2023-11-22 20:56:28,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_readphy [2023-11-22 20:56:28,742 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-22 20:56:28,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-22 20:56:28,742 INFO L130 BoogieDeclarations]: Found specification of procedure b44_phy_reset [2023-11-22 20:56:28,742 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_phy_reset [2023-11-22 20:56:28,742 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-22 20:56:28,743 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-22 20:56:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-22 20:56:28,743 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-22 20:56:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure b44_link_report [2023-11-22 20:56:28,743 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_link_report [2023-11-22 20:56:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure b44_set_flow_ctrl [2023-11-22 20:56:28,743 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_set_flow_ctrl [2023-11-22 20:56:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-22 20:56:28,743 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-22 20:56:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_mac_addr [2023-11-22 20:56:28,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_mac_addr [2023-11-22 20:56:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure b44_stats_update [2023-11-22 20:56:28,744 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_stats_update [2023-11-22 20:56:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_rings [2023-11-22 20:56:28,744 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_rings [2023-11-22 20:56:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2023-11-22 20:56:28,744 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2023-11-22 20:56:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-22 20:56:28,744 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-22 20:56:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-22 20:56:28,745 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-22 20:56:28,745 INFO L130 BoogieDeclarations]: Found specification of procedure b44_wait_bit [2023-11-22 20:56:28,745 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_wait_bit [2023-11-22 20:56:28,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-22 20:56:28,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-22 20:56:28,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-22 20:56:28,745 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_phy [2023-11-22 20:56:28,745 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_phy [2023-11-22 20:56:29,255 INFO L241 CfgBuilder]: Building ICFG [2023-11-22 20:56:29,260 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-22 20:56:52,875 INFO L282 CfgBuilder]: Performing block encoding [2023-11-22 20:56:53,983 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-22 20:56:53,984 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-22 20:56:53,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 08:56:53 BoogieIcfgContainer [2023-11-22 20:56:53,984 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-22 20:56:53,987 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-22 20:56:53,987 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-22 20:56:53,989 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-22 20:56:53,989 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 08:56:26" (1/3) ... [2023-11-22 20:56:53,991 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@425e752b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 08:56:53, skipping insertion in model container [2023-11-22 20:56:53,991 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:56:28" (2/3) ... [2023-11-22 20:56:53,991 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@425e752b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 08:56:53, skipping insertion in model container [2023-11-22 20:56:53,991 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 08:56:53" (3/3) ... [2023-11-22 20:56:53,992 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 20:56:54,005 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-22 20:56:54,005 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-22 20:56:54,068 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-22 20:56:54,074 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;@2b15c651, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 20:56:54,074 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-22 20:56:54,082 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 20:56:54,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-22 20:56:54,101 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 20:56:54,102 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 20:56:54,102 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 20:56:54,107 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 20:56:54,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1348976156, now seen corresponding path program 1 times [2023-11-22 20:56:54,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 20:56:54,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047245818] [2023-11-22 20:56:54,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 20:56:54,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms Killed by 15