./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fe434f0112be26c4714543d386b3350bd2a9bdce09b4b83ffbdf4c55da2983b7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:50:19,888 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:50:19,989 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:50:20,000 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:50:20,003 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:50:20,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:50:20,038 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:50:20,038 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:50:20,039 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:50:20,047 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:50:20,048 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:50:20,050 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:50:20,050 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:50:20,052 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:50:20,053 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:50:20,053 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:50:20,054 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:50:20,060 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:50:20,061 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:50:20,061 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:50:20,062 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:50:20,062 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:50:20,063 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:50:20,063 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:50:20,064 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:50:20,064 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:50:20,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:50:20,065 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:50:20,065 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:50:20,066 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:50:20,067 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:50:20,067 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:50:20,068 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:50:20,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:50:20,068 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:50:20,069 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:50:20,069 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:50:20,069 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:50:20,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:50:20,070 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:50:20,070 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:50:20,071 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:50:20,071 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe434f0112be26c4714543d386b3350bd2a9bdce09b4b83ffbdf4c55da2983b7 [2023-11-19 04:50:20,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:50:20,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:50:20,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:50:20,392 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:50:20,392 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:50:20,394 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-19 04:50:23,483 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:50:24,189 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:50:24,190 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-19 04:50:24,248 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/data/299210ab6/55fadc7f194646edbd7cf3dc337ab1ef/FLAG6a50ceb1e [2023-11-19 04:50:24,267 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/data/299210ab6/55fadc7f194646edbd7cf3dc337ab1ef [2023-11-19 04:50:24,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:50:24,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:50:24,279 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:24,279 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:50:24,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:50:24,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:24" (1/1) ... [2023-11-19 04:50:24,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e8d1b1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:24, skipping insertion in model container [2023-11-19 04:50:24,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:24" (1/1) ... [2023-11-19 04:50:24,528 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:50:27,681 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_5d64e782-e29e-4473-8f96-fd31f399d11e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339084,339097] [2023-11-19 04:50:27,685 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_5d64e782-e29e-4473-8f96-fd31f399d11e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339229,339242] [2023-11-19 04:50:27,706 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:50:27,760 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:50:27,885 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"); [5360] [2023-11-19 04:50:27,887 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)); [5367] [2023-11-19 04:50:27,888 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5374] [2023-11-19 04:50:27,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5420-5421] [2023-11-19 04:50:27,893 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"); [5426-5428] [2023-11-19 04:50:27,894 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5476] [2023-11-19 04:50:27,895 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5479] [2023-11-19 04:50:27,895 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5482] [2023-11-19 04:50:27,895 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5485] [2023-11-19 04:50:27,898 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5583] [2023-11-19 04:50:27,898 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5591] [2023-11-19 04:50:27,899 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5621] [2023-11-19 04:50:27,899 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5629] [2023-11-19 04:50:27,899 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5636] [2023-11-19 04:50:27,900 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5644] [2023-11-19 04:50:27,910 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)); [5712-5713] [2023-11-19 04:50:27,912 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)); [5746-5747] [2023-11-19 04:50:28,264 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_5d64e782-e29e-4473-8f96-fd31f399d11e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339084,339097] [2023-11-19 04:50:28,265 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_5d64e782-e29e-4473-8f96-fd31f399d11e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339229,339242] [2023-11-19 04:50:28,270 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:50:28,480 WARN L675 CHandler]: The function __request_region is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:50:28,481 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:50:28,488 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:50:28,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28 WrapperNode [2023-11-19 04:50:28,489 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:28,491 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:50:28,492 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:50:28,492 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:50:28,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,913 INFO L138 Inliner]: procedures = 430, calls = 2409, calls flagged for inlining = 196, calls inlined = 181, statements flattened = 6186 [2023-11-19 04:50:28,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:50:28,915 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:50:28,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:50:28,916 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:50:28,925 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,994 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:28,995 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:29,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:29,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:29,261 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:29,288 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:29,338 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:50:29,339 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:50:29,339 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:50:29,339 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:50:29,340 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (1/1) ... [2023-11-19 04:50:29,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:50:29,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:50:29,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:50:29,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:50:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2023-11-19 04:50:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2023-11-19 04:50:29,416 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 04:50:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 04:50:29,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 04:50:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 04:50:29,417 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 04:50:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 04:50:29,417 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2023-11-19 04:50:29,419 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2023-11-19 04:50:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2023-11-19 04:50:29,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2023-11-19 04:50:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 04:50:29,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 04:50:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2023-11-19 04:50:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2023-11-19 04:50:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2023-11-19 04:50:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2023-11-19 04:50:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 04:50:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 04:50:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-19 04:50:29,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-19 04:50:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2023-11-19 04:50:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2023-11-19 04:50:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2023-11-19 04:50:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2023-11-19 04:50:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 04:50:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 04:50:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 04:50:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 04:50:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 04:50:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 04:50:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 04:50:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 04:50:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-19 04:50:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-19 04:50:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:50:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 04:50:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 04:50:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-19 04:50:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-19 04:50:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2023-11-19 04:50:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2023-11-19 04:50:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2023-11-19 04:50:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2023-11-19 04:50:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 04:50:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 04:50:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2023-11-19 04:50:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2023-11-19 04:50:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-19 04:50:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-19 04:50:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-19 04:50:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-19 04:50:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-11-19 04:50:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-11-19 04:50:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2023-11-19 04:50:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2023-11-19 04:50:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 04:50:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 04:50:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:50:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 04:50:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 04:50:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 04:50:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 04:50:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 04:50:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 04:50:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 04:50:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 04:50:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 04:50:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 04:50:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2023-11-19 04:50:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2023-11-19 04:50:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_timer [2023-11-19 04:50:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_timer [2023-11-19 04:50:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2023-11-19 04:50:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2023-11-19 04:50:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2023-11-19 04:50:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2023-11-19 04:50:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-19 04:50:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-19 04:50:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_88 [2023-11-19 04:50:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_88 [2023-11-19 04:50:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 04:50:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 04:50:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2023-11-19 04:50:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2023-11-19 04:50:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2023-11-19 04:50:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2023-11-19 04:50:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2023-11-19 04:50:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2023-11-19 04:50:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:50:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-11-19 04:50:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-11-19 04:50:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2023-11-19 04:50:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2023-11-19 04:50:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-19 04:50:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-19 04:50:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:50:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 04:50:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 04:50:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 04:50:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 04:50:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:50:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 04:50:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:50:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:50:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2023-11-19 04:50:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2023-11-19 04:50:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-19 04:50:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-19 04:50:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 04:50:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 04:50:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-19 04:50:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-19 04:50:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 04:50:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 04:50:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-19 04:50:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-19 04:50:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-19 04:50:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-19 04:50:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-19 04:50:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-19 04:50:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2023-11-19 04:50:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2023-11-19 04:50:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2023-11-19 04:50:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2023-11-19 04:50:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:50:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:50:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-19 04:50:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-19 04:50:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_up [2023-11-19 04:50:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_up [2023-11-19 04:50:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 04:50:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 04:50:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-19 04:50:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-19 04:50:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-19 04:50:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-19 04:50:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2023-11-19 04:50:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2023-11-19 04:50:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2023-11-19 04:50:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2023-11-19 04:50:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 04:50:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 04:50:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_finish_auto_neg [2023-11-19 04:50:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_finish_auto_neg [2023-11-19 04:50:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-19 04:50:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-19 04:50:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 04:50:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 04:50:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-19 04:50:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-19 04:50:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_start_link [2023-11-19 04:50:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_start_link [2023-11-19 04:50:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:50:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2023-11-19 04:50:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2023-11-19 04:50:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 04:50:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 04:50:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:50:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-19 04:50:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-19 04:50:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2023-11-19 04:50:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2023-11-19 04:50:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:50:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 04:50:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 04:50:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2023-11-19 04:50:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2023-11-19 04:50:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2023-11-19 04:50:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2023-11-19 04:50:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-19 04:50:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-19 04:50:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 04:50:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 04:50:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-19 04:50:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-19 04:50:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 04:50:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 04:50:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-19 04:50:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-19 04:50:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2023-11-19 04:50:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2023-11-19 04:50:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2023-11-19 04:50:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2023-11-19 04:50:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-19 04:50:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-19 04:50:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 04:50:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 04:50:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2023-11-19 04:50:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2023-11-19 04:50:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-19 04:50:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-19 04:50:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2023-11-19 04:50:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2023-11-19 04:50:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2023-11-19 04:50:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2023-11-19 04:50:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:50:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2023-11-19 04:50:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2023-11-19 04:50:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 04:50:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 04:50:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2023-11-19 04:50:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2023-11-19 04:50:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 04:50:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 04:50:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2023-11-19 04:50:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2023-11-19 04:50:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2023-11-19 04:50:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2023-11-19 04:50:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_reset [2023-11-19 04:50:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_reset [2023-11-19 04:50:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2023-11-19 04:50:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2023-11-19 04:50:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 04:50:29,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 04:50:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2023-11-19 04:50:29,442 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2023-11-19 04:50:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-19 04:50:29,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-19 04:50:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-19 04:50:29,442 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-19 04:50:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-19 04:50:29,443 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-19 04:50:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:50:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-19 04:50:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-19 04:50:29,443 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-19 04:50:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 04:50:29,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 04:50:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-19 04:50:29,444 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-19 04:50:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-19 04:50:29,444 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-19 04:50:30,348 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:50:30,353 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:50:31,967 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 04:50:35,724 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7038: SUMMARY for call tlan_eisa_probe_#t~ret365#1 := printk(48, 0); srcloc: null [2023-11-19 04:50:35,724 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6972: assume 1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296; [2023-11-19 04:50:35,724 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6972: assume !(1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296); [2023-11-19 04:50:35,724 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7038-1: assume -2147483648 <= tlan_eisa_probe_#t~ret365#1 && tlan_eisa_probe_#t~ret365#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret365#1; [2023-11-19 04:50:35,725 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6974: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-19 04:50:35,725 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6945: assume 0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616; [2023-11-19 04:50:35,725 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6945: assume !(0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616); [2023-11-19 04:50:35,725 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: assume 16 == ~debug~0; [2023-11-19 04:50:35,725 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: assume !(16 == ~debug~0); [2023-11-19 04:50:35,725 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7045: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2023-11-19 04:50:35,725 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7045: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2023-11-19 04:50:35,726 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979-2: SUMMARY for call tlan_eisa_probe_#t~ret362#1 := inb((if (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 04:50:35,726 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6981-1: assume -2147483648 <= tlan_eisa_probe_#t~ret361#1 && tlan_eisa_probe_#t~ret361#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret361#1; [2023-11-19 04:50:35,726 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6981: SUMMARY for call tlan_eisa_probe_#t~ret361#1 := printk(46, 0); srcloc: null [2023-11-19 04:50:35,726 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6950: SUMMARY for call tlan_eisa_probe_#t~ret358#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 04:50:35,726 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2023-11-19 04:50:35,727 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6950-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret358#1;havoc tlan_eisa_probe_#t~ret358#1; [2023-11-19 04:50:35,727 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2023-11-19 04:50:35,727 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2023-11-19 04:50:35,727 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6986: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret362#1;havoc tlan_eisa_probe_#t~ret362#1; [2023-11-19 04:50:35,727 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6954: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-19 04:50:35,727 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-3: assume 0 != tlan_eisa_probe_#t~nondet349#1;havoc tlan_eisa_probe_#t~nondet349#1; [2023-11-19 04:50:35,728 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-3: assume !(0 != tlan_eisa_probe_#t~nondet349#1);havoc tlan_eisa_probe_#t~nondet349#1; [2023-11-19 04:50:35,728 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet349#1 := ~debug~0; [2023-11-19 04:50:35,728 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet349#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet349#1 <= 16;assume tlan_eisa_probe_#t~nondet349#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet349#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet349#1 >= -2147483648; [2023-11-19 04:50:35,728 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet352#1 := 0; [2023-11-19 04:50:35,728 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-5: assume !(0 == ~debug~0); [2023-11-19 04:50:35,729 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2023-11-19 04:50:35,729 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret350#1;havoc tlan_eisa_probe_#t~ret350#1; [2023-11-19 04:50:35,729 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923: SUMMARY for call tlan_eisa_probe_#t~ret350#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 04:50:35,729 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6989: assume 16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-19 04:50:35,729 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6989: assume !(16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-19 04:50:35,729 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6924-1: assume -2147483648 <= tlan_eisa_probe_#t~ret351#1 && tlan_eisa_probe_#t~ret351#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret351#1; [2023-11-19 04:50:35,730 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6924: SUMMARY for call tlan_eisa_probe_#t~ret351#1 := printk(43, 0); srcloc: null [2023-11-19 04:50:35,730 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7024: assume -2147483648 <= tlan_eisa_probe_#t~ret363#1 && tlan_eisa_probe_#t~ret363#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret363#1;havoc tlan_eisa_probe_#t~ret363#1; [2023-11-19 04:50:35,730 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_ldv_43909#1: SUMMARY for call tlan_eisa_probe_#t~ret363#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2023-11-19 04:50:35,730 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret359#1;havoc tlan_eisa_probe_#t~ret359#1; [2023-11-19 04:50:35,730 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960: SUMMARY for call tlan_eisa_probe_#t~ret359#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 04:50:35,731 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6993: assume 32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-19 04:50:35,731 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6993: assume !(32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-19 04:50:35,731 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet352#1 := ~debug~0; [2023-11-19 04:50:35,731 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet352#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet352#1 <= 16;assume tlan_eisa_probe_#t~nondet352#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet352#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet352#1 >= -2147483648; [2023-11-19 04:50:35,731 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet355#1 := 0; [2023-11-19 04:50:35,731 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-5: assume !(0 == ~debug~0); [2023-11-19 04:50:35,732 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-3: assume 0 != tlan_eisa_probe_#t~nondet352#1;havoc tlan_eisa_probe_#t~nondet352#1; [2023-11-19 04:50:35,732 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-3: assume !(0 != tlan_eisa_probe_#t~nondet352#1);havoc tlan_eisa_probe_#t~nondet352#1; [2023-11-19 04:50:35,732 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume !(0 == ~debug~0); [2023-11-19 04:50:35,732 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet349#1 := 0; [2023-11-19 04:50:35,732 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6962: assume 8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296; [2023-11-19 04:50:35,732 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6962: assume !(8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296); [2023-11-19 04:50:35,733 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6930: SUMMARY for call tlan_eisa_probe_#t~ret353#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 04:50:35,733 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6930-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret353#1;havoc tlan_eisa_probe_#t~ret353#1; [2023-11-19 04:50:35,733 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7030: SUMMARY for call tlan_eisa_probe_#t~ret364#1 := printk(47, 0); srcloc: null [2023-11-19 04:50:35,733 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931-1: assume -2147483648 <= tlan_eisa_probe_#t~ret354#1 && tlan_eisa_probe_#t~ret354#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret354#1; [2023-11-19 04:50:35,733 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931: SUMMARY for call tlan_eisa_probe_#t~ret354#1 := printk(44, 0); srcloc: null [2023-11-19 04:50:35,733 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6964: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-19 04:50:35,734 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6997: assume 64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-19 04:50:35,734 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6997: assume !(64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-19 04:50:35,734 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7030-1: assume -2147483648 <= tlan_eisa_probe_#t~ret364#1 && tlan_eisa_probe_#t~ret364#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret364#1; [2023-11-19 04:50:35,734 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2023-11-19 04:50:35,734 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2023-11-19 04:50:35,734 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet355#1 := ~debug~0; [2023-11-19 04:50:35,735 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet355#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet355#1 <= 16;assume tlan_eisa_probe_#t~nondet355#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet355#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet355#1 >= -2147483648; [2023-11-19 04:50:35,735 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: assume 128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-19 04:50:35,735 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: assume !(128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-19 04:50:35,735 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-5: call tlan_eisa_probe_#t~ret357#1.base, tlan_eisa_probe_#t~ret357#1.offset := __request_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16, ~#tlan_signature~0.base, ~#tlan_signature~0.offset, 0);tlan_eisa_probe_~tmp___1~5#1.base, tlan_eisa_probe_~tmp___1~5#1.offset := tlan_eisa_probe_#t~ret357#1.base, tlan_eisa_probe_#t~ret357#1.offset;havoc tlan_eisa_probe_#t~ret357#1.base, tlan_eisa_probe_#t~ret357#1.offset; [2023-11-19 04:50:35,735 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-3: assume 0 != tlan_eisa_probe_#t~nondet355#1;havoc tlan_eisa_probe_#t~nondet355#1; [2023-11-19 04:50:35,736 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-3: assume !(0 != tlan_eisa_probe_#t~nondet355#1);havoc tlan_eisa_probe_#t~nondet355#1; [2023-11-19 04:50:35,736 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: SUMMARY for call tlan_eisa_probe_#t~ret360#1 := inb((if (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 04:50:35,736 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7036-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2023-11-19 04:50:35,736 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937-1: assume -2147483648 <= tlan_eisa_probe_#t~ret356#1 && tlan_eisa_probe_#t~ret356#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret356#1; [2023-11-19 04:50:35,736 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937: SUMMARY for call tlan_eisa_probe_#t~ret356#1 := printk(45, 0); srcloc: null [2023-11-19 04:50:35,736 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970-1: tlan_eisa_probe_~tmp___3~1#1 := tlan_eisa_probe_#t~ret360#1;havoc tlan_eisa_probe_#t~ret360#1; [2023-11-19 04:50:35,737 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume !(16 == ~debug~0); [2023-11-19 04:50:35,737 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume 16 == ~debug~0; [2023-11-19 04:50:35,737 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume !(16 == ~debug~0); [2023-11-19 04:50:35,737 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume 16 == ~debug~0; [2023-11-19 04:50:35,994 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:50:41,154 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:50:41,155 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:50:41,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:50:41 BoogieIcfgContainer [2023-11-19 04:50:41,173 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:50:41,177 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:50:41,177 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:50:41,180 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:50:41,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:50:24" (1/3) ... [2023-11-19 04:50:41,181 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e18a016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:50:41, skipping insertion in model container [2023-11-19 04:50:41,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:28" (2/3) ... [2023-11-19 04:50:41,182 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e18a016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:50:41, skipping insertion in model container [2023-11-19 04:50:41,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:50:41" (3/3) ... [2023-11-19 04:50:41,185 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-19 04:50:41,206 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:50:41,207 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:50:41,321 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:50:41,330 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@35dd18a9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:50:41,331 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:50:41,345 INFO L276 IsEmpty]: Start isEmpty. Operand has 1797 states, 1013 states have (on average 1.228035538005923) internal successors, (1244), 1062 states have internal predecessors, (1244), 673 states have call successors, (673), 110 states have call predecessors, (673), 109 states have return successors, (669), 654 states have call predecessors, (669), 669 states have call successors, (669) [2023-11-19 04:50:41,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-19 04:50:41,390 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:50:41,391 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:50:41,392 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:50:41,400 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:50:41,400 INFO L85 PathProgramCache]: Analyzing trace with hash 589787864, now seen corresponding path program 1 times [2023-11-19 04:50:41,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:50:41,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623486357] [2023-11-19 04:50:41,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:41,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:50:41,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:42,850 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-19 04:50:42,851 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:50:42,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623486357] [2023-11-19 04:50:42,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623486357] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:50:42,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:50:42,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:50:42,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346837854] [2023-11-19 04:50:42,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:50:42,866 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:50:42,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:50:42,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:50:42,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:50:42,921 INFO L87 Difference]: Start difference. First operand has 1797 states, 1013 states have (on average 1.228035538005923) internal successors, (1244), 1062 states have internal predecessors, (1244), 673 states have call successors, (673), 110 states have call predecessors, (673), 109 states have return successors, (669), 654 states have call predecessors, (669), 669 states have call successors, (669) Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-19 04:50:45,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:50:47,314 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 [] [2023-11-19 04:50:50,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:50:50,374 INFO L93 Difference]: Finished difference Result 3584 states and 5190 transitions. [2023-11-19 04:50:50,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:50:50,377 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 142 [2023-11-19 04:50:50,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:50:50,420 INFO L225 Difference]: With dead ends: 3584 [2023-11-19 04:50:50,420 INFO L226 Difference]: Without dead ends: 1730 [2023-11-19 04:50:50,449 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:50:50,453 INFO L413 NwaCegarLoop]: 2256 mSDtfsCounter, 12 mSDsluCounter, 2251 mSDsCounter, 0 mSdLazyCounter, 657 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 4507 SdHoareTripleChecker+Invalid, 661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 657 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:50:50,454 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 4507 Invalid, 661 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 657 Invalid, 2 Unknown, 0 Unchecked, 7.1s Time] [2023-11-19 04:50:50,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1730 states. [2023-11-19 04:50:50,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1730 to 1714. [2023-11-19 04:50:50,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1714 states, 975 states have (on average 1.2225641025641025) internal successors, (1192), 1021 states have internal predecessors, (1192), 633 states have call successors, (633), 105 states have call predecessors, (633), 105 states have return successors, (633), 618 states have call predecessors, (633), 633 states have call successors, (633) [2023-11-19 04:50:50,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1714 states and 2458 transitions. [2023-11-19 04:50:50,716 INFO L78 Accepts]: Start accepts. Automaton has 1714 states and 2458 transitions. Word has length 142 [2023-11-19 04:50:50,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:50:50,720 INFO L495 AbstractCegarLoop]: Abstraction has 1714 states and 2458 transitions. [2023-11-19 04:50:50,720 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-19 04:50:50,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 2458 transitions. [2023-11-19 04:50:50,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 04:50:50,735 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:50:50,736 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:50:50,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:50:50,736 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:50:50,737 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:50:50,737 INFO L85 PathProgramCache]: Analyzing trace with hash 256124596, now seen corresponding path program 1 times [2023-11-19 04:50:50,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:50:50,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673606228] [2023-11-19 04:50:50,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:50,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:50:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:51,453 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 04:50:51,453 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:50:51,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673606228] [2023-11-19 04:50:51,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673606228] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:50:51,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1692455023] [2023-11-19 04:50:51,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:51,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:50:51,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:50:51,463 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:50:51,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:50:52,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:52,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 2945 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:50:52,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:50:52,767 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-19 04:50:52,767 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:50:52,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1692455023] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:50:52,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 04:50:52,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-11-19 04:50:52,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664424472] [2023-11-19 04:50:52,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:50:52,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:50:52,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:50:52,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:50:52,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:50:52,772 INFO L87 Difference]: Start difference. First operand 1714 states and 2458 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-19 04:50:54,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:50:56,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:50:59,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:51:00,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:51:00,350 INFO L93 Difference]: Finished difference Result 3420 states and 4919 transitions. [2023-11-19 04:51:00,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:51:00,351 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 158 [2023-11-19 04:51:00,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:51:00,374 INFO L225 Difference]: With dead ends: 3420 [2023-11-19 04:51:00,374 INFO L226 Difference]: Without dead ends: 1726 [2023-11-19 04:51:00,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:51:00,393 INFO L413 NwaCegarLoop]: 2140 mSDtfsCounter, 6 mSDsluCounter, 2136 mSDsCounter, 0 mSdLazyCounter, 632 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 4276 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 632 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2023-11-19 04:51:00,398 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 4276 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 632 Invalid, 2 Unknown, 0 Unchecked, 7.4s Time] [2023-11-19 04:51:00,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1726 states. [2023-11-19 04:51:00,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1726 to 1720. [2023-11-19 04:51:00,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1720 states, 980 states have (on average 1.2224489795918367) internal successors, (1198), 1026 states have internal predecessors, (1198), 634 states have call successors, (634), 105 states have call predecessors, (634), 105 states have return successors, (634), 619 states have call predecessors, (634), 634 states have call successors, (634) [2023-11-19 04:51:00,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1720 states and 2466 transitions. [2023-11-19 04:51:00,626 INFO L78 Accepts]: Start accepts. Automaton has 1720 states and 2466 transitions. Word has length 158 [2023-11-19 04:51:00,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:51:00,627 INFO L495 AbstractCegarLoop]: Abstraction has 1720 states and 2466 transitions. [2023-11-19 04:51:00,627 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-19 04:51:00,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2466 transitions. [2023-11-19 04:51:00,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-19 04:51:00,633 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:51:00,633 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:51:00,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:51:00,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:51:00,861 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:51:00,861 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:51:00,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1904616364, now seen corresponding path program 1 times [2023-11-19 04:51:00,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:51:00,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627542136] [2023-11-19 04:51:00,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:51:00,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:51:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:51:01,467 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-19 04:51:01,467 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:51:01,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627542136] [2023-11-19 04:51:01,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627542136] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:51:01,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1980181720] [2023-11-19 04:51:01,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:51:01,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:51:01,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:51:01,471 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:51:01,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d64e782-e29e-4473-8f96-fd31f399d11e/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 04:51:02,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:51:02,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 2992 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:51:02,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:51:02,802 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-19 04:51:02,802 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:51:02,940 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-19 04:51:02,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1980181720] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:51:02,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1209597757] [2023-11-19 04:51:02,967 INFO L159 IcfgInterpreter]: Started Sifa with 103 locations of interest [2023-11-19 04:51:02,967 INFO L166 IcfgInterpreter]: Building call graph [2023-11-19 04:51:02,971 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-19 04:51:02,977 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-19 04:51:02,978 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs