./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/bin/uautomizer-verify-bycVGegfSx --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 0c3010ce5e1d1499df5a7edf91735fcbf8e6e49f56d21e0e77b6af352c375fd6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:05:20,849 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:05:20,961 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 22:05:20,968 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:05:20,969 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:05:21,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:05:21,009 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:05:21,009 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:05:21,010 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:05:21,015 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:05:21,016 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:05:21,016 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:05:21,017 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:05:21,019 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:05:21,019 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:05:21,020 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:05:21,020 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:05:21,021 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:05:21,021 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:05:21,022 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:05:21,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:05:21,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:05:21,025 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:05:21,025 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:05:21,026 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:05:21,026 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:05:21,027 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:05:21,027 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:05:21,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:05:21,028 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:05:21,029 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:05:21,030 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:05:21,030 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:05:21,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:05:21,031 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:05:21,031 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:05:21,031 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:05:21,031 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:05:21,032 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:05:21,032 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/bin/uautomizer-verify-bycVGegfSx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c3010ce5e1d1499df5a7edf91735fcbf8e6e49f56d21e0e77b6af352c375fd6 [2023-11-21 22:05:21,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:05:21,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:05:21,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:05:21,402 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:05:21,402 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:05:21,404 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point.cil.out.i [2023-11-21 22:05:24,532 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:05:25,195 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:05:25,195 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point.cil.out.i [2023-11-21 22:05:25,245 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/bin/uautomizer-verify-bycVGegfSx/data/9bb22f5cf/5a6ec0e4c86b4ff0aa6306d87960597a/FLAGdf53d3297 [2023-11-21 22:05:25,597 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/bin/uautomizer-verify-bycVGegfSx/data/9bb22f5cf/5a6ec0e4c86b4ff0aa6306d87960597a [2023-11-21 22:05:25,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:05:25,607 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:05:25,610 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:05:25,611 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:05:25,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:05:25,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:25" (1/1) ... [2023-11-21 22:05:25,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f3d26cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:25, skipping insertion in model container [2023-11-21 22:05:25,619 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:25" (1/1) ... [2023-11-21 22:05:25,841 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:05:26,490 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4571] [2023-11-21 22:05:26,492 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4572-4573] [2023-11-21 22:05:26,889 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point.cil.out.i[141860,141873] [2023-11-21 22:05:28,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:05:28,229 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:05:28,333 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4571] [2023-11-21 22:05:28,333 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4572-4573] [2023-11-21 22:05:28,336 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4666] [2023-11-21 22:05:28,338 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4669] [2023-11-21 22:05:28,339 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4672] [2023-11-21 22:05:28,339 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4675] [2023-11-21 22:05:28,340 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [4704-4705] [2023-11-21 22:05:28,341 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"); [4710-4712] [2023-11-21 22:05:28,343 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [4796] [2023-11-21 22:05:28,344 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4804] [2023-11-21 22:05:28,344 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4811] [2023-11-21 22:05:28,349 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point.cil.out.i[141860,141873] [2023-11-21 22:05:28,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [5798] [2023-11-21 22:05:28,615 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [6699-6700] [2023-11-21 22:05:28,615 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [6704-6705] [2023-11-21 22:05:28,616 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [6709-6710] [2023-11-21 22:05:28,616 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [6714-6715] [2023-11-21 22:05:28,619 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [6787] [2023-11-21 22:05:28,621 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6806] [2023-11-21 22:05:28,621 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6808] [2023-11-21 22:05:28,624 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [6868] [2023-11-21 22:05:28,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6904] [2023-11-21 22:05:28,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6906] [2023-11-21 22:05:28,632 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [6914] [2023-11-21 22:05:28,633 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [6923] [2023-11-21 22:05:28,722 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (user_msg), "i" (4UL)); [7318-7319] [2023-11-21 22:05:28,723 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___0), "=r" (__val_gu___0): "0" (user_reply), "i" (4UL)); [7338-7339] [2023-11-21 22:05:28,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___1), "=r" (__val_gu___1): "0" (user_msg), "i" (4UL)); [7442-7443] [2023-11-21 22:05:28,771 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7747] [2023-11-21 22:05:28,776 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7821] [2023-11-21 22:05:28,776 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7822] [2023-11-21 22:05:28,787 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/mutilin/launch/work/current--X--drivers--X--defaultlinux-3.16-rc1.tar.xz--X--43_2a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/5440/dscv_tempdir/dscv/ri/43_2a/drivers/scsi/dpt_i2o.o.c.prepared"), "i" (2350), "i" (12UL)); [7921-7922] [2023-11-21 22:05:28,855 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8526] [2023-11-21 22:05:28,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8548] [2023-11-21 22:05:28,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8550] [2023-11-21 22:05:28,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8568] [2023-11-21 22:05:28,860 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8604] [2023-11-21 22:05:28,861 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8613] [2023-11-21 22:05:28,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8646] [2023-11-21 22:05:28,866 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8684] [2023-11-21 22:05:28,868 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8714] [2023-11-21 22:05:28,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8722] [2023-11-21 22:05:28,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:05:29,100 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:05:29,101 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:05:29,101 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:05:29,109 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:05:29,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:29 WrapperNode [2023-11-21 22:05:29,111 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:05:29,112 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:05:29,113 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:05:29,113 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:05:29,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:29" (1/1) ... [2023-11-21 22:05:29,217 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:29" (1/1) ... [2023-11-21 22:05:29,442 INFO L138 Inliner]: procedures = 250, calls = 2527, calls flagged for inlining = 130, calls inlined = 128, statements flattened = 7021 [2023-11-21 22:05:29,443 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:05:29,443 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:05:29,444 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:05:29,444 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:05:29,455 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:29" (1/1) ... [2023-11-21 22:05:29,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:29" (1/1) ... [2023-11-21 22:05:29,519 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:29" (1/1) ... [2023-11-21 22:05:31,253 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 22:05:31,253 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:29" (1/1) ... [2023-11-21 22:05:31,254 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:29" (1/1) ... [2023-11-21 22:05:31,466 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:29" (1/1) ... [2023-11-21 22:05:31,504 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:29" (1/1) ... [2023-11-21 22:05:31,546 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:29" (1/1) ... [2023-11-21 22:05:31,571 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:29" (1/1) ... [2023-11-21 22:05:31,633 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:05:31,635 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:05:31,635 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:05:31,635 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:05:31,636 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:29" (1/1) ... [2023-11-21 22:05:31,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:05:31,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:31,669 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:05:31,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d91ef06-c72d-41ff-abfa-51bed112470d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:05:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_cmd_from_context [2023-11-21 22:05:31,713 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_cmd_from_context [2023-11-21 22:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-21 22:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 22:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 22:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-21 22:05:31,714 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-21 22:05:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 22:05:31,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 22:05:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_delete_hba [2023-11-21 22:05:31,715 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_delete_hba [2023-11-21 22:05:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2023-11-21 22:05:31,715 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2023-11-21 22:05:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2023-11-21 22:05:31,716 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2023-11-21 22:05:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-21 22:05:31,716 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-21 22:05:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-21 22:05:31,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-21 22:05:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 22:05:31,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 22:05:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_status_get [2023-11-21 22:05:31,718 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_status_get [2023-11-21 22:05:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_build_sys_table [2023-11-21 22:05:31,719 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_build_sys_table [2023-11-21 22:05:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2023-11-21 22:05:31,719 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2023-11-21 22:05:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_online_hba [2023-11-21 22:05:31,719 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_online_hba [2023-11-21 22:05:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2023-11-21 22:05:31,721 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2023-11-21 22:05:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure __scsi_iterate_devices [2023-11-21 22:05:31,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __scsi_iterate_devices [2023-11-21 22:05:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2023-11-21 22:05:31,721 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2023-11-21 22:05:31,722 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-21 22:05:31,722 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-21 22:05:31,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 22:05:31,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 22:05:31,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_2 [2023-11-21 22:05:31,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_2 [2023-11-21 22:05:31,723 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2023-11-21 22:05:31,723 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2023-11-21 22:05:31,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:05:31,724 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:05:31,724 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_query_scalar [2023-11-21 22:05:31,724 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_query_scalar [2023-11-21 22:05:31,724 INFO L130 BoogieDeclarations]: Found specification of procedure dma_high [2023-11-21 22:05:31,724 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_high [2023-11-21 22:05:31,724 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:05:31,724 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:05:31,725 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 22:05:31,725 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 22:05:31,725 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_hba_reset [2023-11-21 22:05:31,725 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_hba_reset [2023-11-21 22:05:31,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:05:31,725 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-21 22:05:31,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:05:31,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-21 22:05:31,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-21 22:05:31,726 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2023-11-21 22:05:31,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2023-11-21 22:05:31,726 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 22:05:31,726 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 22:05:31,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:05:31,726 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-21 22:05:31,726 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-21 22:05:31,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 22:05:31,727 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-21 22:05:31,727 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-21 22:05:31,727 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 22:05:31,727 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 22:05:31,727 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_lct_get [2023-11-21 22:05:31,727 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_lct_get [2023-11-21 22:05:31,727 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-21 22:05:31,727 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-21 22:05:31,728 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-21 22:05:31,728 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-21 22:05:31,728 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-21 22:05:31,728 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-21 22:05:31,728 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_reparse_lct [2023-11-21 22:05:31,728 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_reparse_lct [2023-11-21 22:05:31,728 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-21 22:05:31,728 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-21 22:05:31,728 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_post_wait [2023-11-21 22:05:31,729 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_post_wait [2023-11-21 22:05:31,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 22:05:31,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-21 22:05:31,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-21 22:05:31,729 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-21 22:05:31,729 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-21 22:05:31,729 INFO L130 BoogieDeclarations]: Found specification of procedure dma_low [2023-11-21 22:05:31,729 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_low [2023-11-21 22:05:31,729 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-21 22:05:31,730 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-21 22:05:31,730 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-21 22:05:31,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-21 22:05:31,730 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_adjust_queue_depth [2023-11-21 22:05:31,730 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_adjust_queue_depth [2023-11-21 22:05:31,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 22:05:31,730 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_activate_hba [2023-11-21 22:05:31,730 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_activate_hba [2023-11-21 22:05:31,730 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-21 22:05:31,731 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-21 22:05:31,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:05:31,731 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_ioctl [2023-11-21 22:05:31,731 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_ioctl [2023-11-21 22:05:31,731 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_reset_hba [2023-11-21 22:05:31,731 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_reset_hba [2023-11-21 22:05:31,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 22:05:31,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 22:05:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_read_blink_led [2023-11-21 22:05:31,732 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_read_blink_led [2023-11-21 22:05:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-21 22:05:31,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-21 22:05:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-21 22:05:31,732 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-21 22:05:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 22:05:31,732 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 22:05:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:05:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-21 22:05:31,733 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-21 22:05:31,733 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_send_nop [2023-11-21 22:05:31,733 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_send_nop [2023-11-21 22:05:31,733 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-21 22:05:31,733 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-21 22:05:31,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 22:05:31,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 22:05:31,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:05:31,733 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_install_device [2023-11-21 22:05:31,733 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_install_device [2023-11-21 22:05:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure dpt_dma64 [2023-11-21 22:05:31,734 INFO L138 BoogieDeclarations]: Found implementation of procedure dpt_dma64 [2023-11-21 22:05:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-21 22:05:31,734 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-21 22:05:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:05:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_cmd_to_context [2023-11-21 22:05:31,734 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_cmd_to_context [2023-11-21 22:05:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:05:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-21 22:05:31,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-21 22:05:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-21 22:05:31,735 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:05:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:05:31,735 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-21 22:05:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-21 22:05:31,735 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-21 22:05:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-21 22:05:31,735 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_set_state [2023-11-21 22:05:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_set_state [2023-11-21 22:05:31,736 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2023-11-21 22:05:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2023-11-21 22:05:31,736 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_online [2023-11-21 22:05:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_online [2023-11-21 22:05:31,736 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_post_this [2023-11-21 22:05:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_post_this [2023-11-21 22:05:31,736 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-21 22:05:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-21 22:05:31,737 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-21 22:05:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-21 22:05:31,737 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_sys_shutdown [2023-11-21 22:05:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_sys_shutdown [2023-11-21 22:05:31,737 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-21 22:05:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-21 22:05:31,737 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-21 22:05:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-21 22:05:31,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:05:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure adpt_i2o_report_hba_unit [2023-11-21 22:05:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure adpt_i2o_report_hba_unit [2023-11-21 22:05:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2023-11-21 22:05:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2023-11-21 22:05:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2023-11-21 22:05:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2023-11-21 22:05:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:05:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:05:31,739 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-21 22:05:31,739 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-21 22:05:32,574 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:05:32,579 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:05:33,151 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 22:05:48,850 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:05:52,933 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:05:52,933 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 22:05:52,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:52 BoogieIcfgContainer [2023-11-21 22:05:52,937 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:05:52,941 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:05:52,941 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:05:52,944 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:05:52,945 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:05:25" (1/3) ... [2023-11-21 22:05:52,946 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b94dac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:05:52, skipping insertion in model container [2023-11-21 22:05:52,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:29" (2/3) ... [2023-11-21 22:05:52,948 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b94dac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:05:52, skipping insertion in model container [2023-11-21 22:05:52,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:52" (3/3) ... [2023-11-21 22:05:52,949 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dpt_i2o.ko-entry_point.cil.out.i [2023-11-21 22:05:52,969 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:05:52,969 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:05:53,089 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:05:53,099 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;@4336279b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:05:53,100 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:05:53,115 INFO L276 IsEmpty]: Start isEmpty. Operand has 1814 states, 1167 states have (on average 1.3607540702656384) internal successors, (1588), 1191 states have internal predecessors, (1588), 567 states have call successors, (567), 79 states have call predecessors, (567), 78 states have return successors, (561), 560 states have call predecessors, (561), 561 states have call successors, (561) [2023-11-21 22:05:53,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 22:05:53,155 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:53,156 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 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, 1, 1, 1] [2023-11-21 22:05:53,156 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:05:53,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:53,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1913161972, now seen corresponding path program 1 times [2023-11-21 22:05:53,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:53,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976488513] [2023-11-21 22:05:53,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:53,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:54,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:05:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:54,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-21 22:05:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:54,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-21 22:05:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:54,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-21 22:05:54,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:54,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-21 22:05:54,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:54,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-21 22:05:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:54,696 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 22:05:54,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:54,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976488513] [2023-11-21 22:05:54,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976488513] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:54,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:54,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 22:05:54,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922095583] [2023-11-21 22:05:54,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:54,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 22:05:54,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:54,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:05:54,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:05:54,751 INFO L87 Difference]: Start difference. First operand has 1814 states, 1167 states have (on average 1.3607540702656384) internal successors, (1588), 1191 states have internal predecessors, (1588), 567 states have call successors, (567), 79 states have call predecessors, (567), 78 states have return successors, (561), 560 states have call predecessors, (561), 561 states have call successors, (561) Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-21 22:06:00,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:06:02,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:06:04,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:06:09,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:06:13,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:06:15,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []