./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 cf1a7837 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_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/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_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX --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-cf1a783 [2023-11-12 01:01:51,346 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:01:51,414 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 01:01:51,419 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:01:51,420 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:01:51,446 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:01:51,447 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:01:51,448 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:01:51,448 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:01:51,449 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:01:51,450 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:01:51,450 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:01:51,451 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:01:51,451 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 01:01:51,452 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:01:51,452 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:01:51,453 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 01:01:51,453 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 01:01:51,454 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:01:51,454 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 01:01:51,455 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 01:01:51,467 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 01:01:51,468 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:01:51,468 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:01:51,469 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 01:01:51,469 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:01:51,469 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:01:51,470 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:01:51,470 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:01:51,471 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:01:51,471 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:01:51,472 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:01:51,472 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:01:51,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:01:51,473 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:01:51,473 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:01:51,473 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:01:51,473 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 01:01:51,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 01:01:51,473 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:01:51,474 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:01:51,474 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:01:51,475 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_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe434f0112be26c4714543d386b3350bd2a9bdce09b4b83ffbdf4c55da2983b7 [2023-11-12 01:01:51,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:01:51,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:01:51,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:01:51,776 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:01:51,777 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:01:51,778 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-12 01:01:54,902 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:01:55,666 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:01:55,668 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-12 01:01:55,742 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/data/6e1891377/4cfba8e06fa44ba8af8208b9ec4743a0/FLAGe1db99135 [2023-11-12 01:01:55,760 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/data/6e1891377/4cfba8e06fa44ba8af8208b9ec4743a0 [2023-11-12 01:01:55,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:01:55,771 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:01:55,773 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:01:55,773 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:01:55,778 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:01:55,779 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:01:55" (1/1) ... [2023-11-12 01:01:55,780 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ec2648a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:55, skipping insertion in model container [2023-11-12 01:01:55,780 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:01:55" (1/1) ... [2023-11-12 01:01:55,960 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:01:59,144 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_35b631df-0ebf-44b1-a503-91337ac5ecd3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339084,339097] [2023-11-12 01:01:59,150 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_35b631df-0ebf-44b1-a503-91337ac5ecd3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339229,339242] [2023-11-12 01:01:59,199 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:01:59,265 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:01:59,405 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] [2023-11-12 01:01:59,406 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] [2023-11-12 01:01:59,407 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5374] [2023-11-12 01:01:59,409 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] [2023-11-12 01:01:59,409 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] [2023-11-12 01:01:59,411 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5476] [2023-11-12 01:01:59,411 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5479] [2023-11-12 01:01:59,411 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5482] [2023-11-12 01:01:59,411 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5485] [2023-11-12 01:01:59,413 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5583] [2023-11-12 01:01:59,414 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5591] [2023-11-12 01:01:59,414 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5621] [2023-11-12 01:01:59,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5629] [2023-11-12 01:01:59,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5636] [2023-11-12 01:01:59,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5644] [2023-11-12 01:01:59,428 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] [2023-11-12 01:01:59,431 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] [2023-11-12 01:01:59,737 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_35b631df-0ebf-44b1-a503-91337ac5ecd3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339084,339097] [2023-11-12 01:01:59,738 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_35b631df-0ebf-44b1-a503-91337ac5ecd3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339229,339242] [2023-11-12 01:01:59,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:01:59,963 WARN L672 CHandler]: The function __request_region is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 01:01:59,963 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 01:01:59,971 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:01:59,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:59 WrapperNode [2023-11-12 01:01:59,973 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:01:59,974 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:01:59,974 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:01:59,974 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:01:59,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:59" (1/1) ... [2023-11-12 01:02:00,116 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:59" (1/1) ... [2023-11-12 01:02:00,398 INFO L138 Inliner]: procedures = 430, calls = 2409, calls flagged for inlining = 196, calls inlined = 181, statements flattened = 6186 [2023-11-12 01:02:00,399 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:02:00,400 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:02:00,400 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:02:00,400 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:02:00,418 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:59" (1/1) ... [2023-11-12 01:02:00,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:59" (1/1) ... [2023-11-12 01:02:00,468 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:59" (1/1) ... [2023-11-12 01:02:00,469 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:59" (1/1) ... [2023-11-12 01:02:00,710 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:59" (1/1) ... [2023-11-12 01:02:00,742 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:59" (1/1) ... [2023-11-12 01:02:00,771 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:59" (1/1) ... [2023-11-12 01:02:00,790 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:59" (1/1) ... [2023-11-12 01:02:00,846 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:02:00,847 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:02:00,848 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:02:00,848 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:02:00,849 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:59" (1/1) ... [2023-11-12 01:02:00,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:02:00,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:02:00,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:02:00,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:02:00,928 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2023-11-12 01:02:00,929 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2023-11-12 01:02:00,929 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-12 01:02:00,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-12 01:02:00,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 01:02:00,930 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 01:02:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-12 01:02:00,930 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-12 01:02:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2023-11-12 01:02:00,930 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2023-11-12 01:02:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2023-11-12 01:02:00,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2023-11-12 01:02:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 01:02:00,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 01:02:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2023-11-12 01:02:00,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2023-11-12 01:02:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2023-11-12 01:02:00,933 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2023-11-12 01:02:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 01:02:00,933 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 01:02:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-12 01:02:00,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-12 01:02:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2023-11-12 01:02:00,934 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2023-11-12 01:02:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2023-11-12 01:02:00,934 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2023-11-12 01:02:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-12 01:02:00,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-12 01:02:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 01:02:00,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 01:02:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-12 01:02:00,936 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-12 01:02:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 01:02:00,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 01:02:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-12 01:02:00,936 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-12 01:02:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 01:02:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 01:02:00,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 01:02:00,937 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-12 01:02:00,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-12 01:02:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2023-11-12 01:02:00,938 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2023-11-12 01:02:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2023-11-12 01:02:00,939 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2023-11-12 01:02:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 01:02:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 01:02:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2023-11-12 01:02:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2023-11-12 01:02:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-12 01:02:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-12 01:02:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-12 01:02:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-12 01:02:00,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-11-12 01:02:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-11-12 01:02:00,941 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2023-11-12 01:02:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2023-11-12 01:02:00,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 01:02:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 01:02:00,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 01:02:00,943 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 01:02:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 01:02:00,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-12 01:02:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-12 01:02:00,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-12 01:02:00,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-12 01:02:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 01:02:00,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 01:02:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-12 01:02:00,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-12 01:02:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2023-11-12 01:02:00,945 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2023-11-12 01:02:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_timer [2023-11-12 01:02:00,946 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_timer [2023-11-12 01:02:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2023-11-12 01:02:00,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2023-11-12 01:02:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2023-11-12 01:02:00,947 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2023-11-12 01:02:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-12 01:02:00,947 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-12 01:02:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_88 [2023-11-12 01:02:00,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_88 [2023-11-12 01:02:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 01:02:00,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 01:02:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2023-11-12 01:02:00,948 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2023-11-12 01:02:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2023-11-12 01:02:00,948 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2023-11-12 01:02:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2023-11-12 01:02:00,949 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2023-11-12 01:02:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 01:02:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-11-12 01:02:00,950 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-11-12 01:02:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2023-11-12 01:02:00,950 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2023-11-12 01:02:00,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-12 01:02:00,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-12 01:02:00,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:02:00,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 01:02:00,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 01:02:00,952 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 01:02:00,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 01:02:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 01:02:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 01:02:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 01:02:00,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 01:02:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2023-11-12 01:02:00,953 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2023-11-12 01:02:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-12 01:02:00,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-12 01:02:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-12 01:02:00,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-12 01:02:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-12 01:02:00,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-12 01:02:00,955 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 01:02:00,955 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 01:02:00,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-12 01:02:00,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-12 01:02:00,956 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-12 01:02:00,956 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-12 01:02:00,956 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-12 01:02:00,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-12 01:02:00,958 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2023-11-12 01:02:00,958 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2023-11-12 01:02:00,958 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2023-11-12 01:02:00,958 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2023-11-12 01:02:00,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:02:00,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:02:00,960 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-12 01:02:00,962 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-12 01:02:00,963 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_up [2023-11-12 01:02:00,963 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_up [2023-11-12 01:02:00,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 01:02:00,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 01:02:00,964 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-12 01:02:00,965 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-12 01:02:00,965 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-12 01:02:00,966 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-12 01:02:00,971 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2023-11-12 01:02:00,971 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2023-11-12 01:02:00,972 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2023-11-12 01:02:00,972 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2023-11-12 01:02:00,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-12 01:02:00,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-12 01:02:00,973 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_finish_auto_neg [2023-11-12 01:02:00,973 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_finish_auto_neg [2023-11-12 01:02:00,973 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-12 01:02:00,973 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-12 01:02:00,974 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-12 01:02:00,974 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-12 01:02:00,974 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-12 01:02:00,974 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-12 01:02:00,974 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_start_link [2023-11-12 01:02:00,974 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_start_link [2023-11-12 01:02:00,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 01:02:00,975 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2023-11-12 01:02:00,975 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2023-11-12 01:02:00,975 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-12 01:02:00,975 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-12 01:02:00,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 01:02:00,976 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-12 01:02:00,976 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-12 01:02:00,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2023-11-12 01:02:00,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2023-11-12 01:02:00,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 01:02:00,977 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 01:02:00,977 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 01:02:00,977 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2023-11-12 01:02:00,977 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2023-11-12 01:02:00,977 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2023-11-12 01:02:00,977 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2023-11-12 01:02:00,978 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-12 01:02:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-12 01:02:00,978 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 01:02:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 01:02:00,978 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-12 01:02:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-12 01:02:00,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 01:02:00,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 01:02:00,979 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-12 01:02:00,979 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-12 01:02:00,979 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2023-11-12 01:02:00,979 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2023-11-12 01:02:00,980 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2023-11-12 01:02:00,980 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2023-11-12 01:02:00,980 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-12 01:02:00,980 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-12 01:02:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 01:02:00,981 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 01:02:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2023-11-12 01:02:00,982 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2023-11-12 01:02:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-12 01:02:00,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-12 01:02:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2023-11-12 01:02:00,983 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2023-11-12 01:02:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2023-11-12 01:02:00,984 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2023-11-12 01:02:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 01:02:00,985 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2023-11-12 01:02:00,985 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2023-11-12 01:02:00,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 01:02:00,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 01:02:00,987 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2023-11-12 01:02:00,987 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2023-11-12 01:02:00,987 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-12 01:02:00,988 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-12 01:02:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2023-11-12 01:02:00,993 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2023-11-12 01:02:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2023-11-12 01:02:00,993 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2023-11-12 01:02:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_reset [2023-11-12 01:02:00,993 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_reset [2023-11-12 01:02:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2023-11-12 01:02:00,994 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2023-11-12 01:02:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 01:02:00,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 01:02:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2023-11-12 01:02:00,994 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2023-11-12 01:02:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-12 01:02:00,995 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-12 01:02:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-12 01:02:00,995 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-12 01:02:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-12 01:02:00,995 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-12 01:02:00,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 01:02:00,996 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-12 01:02:00,996 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-12 01:02:00,996 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-12 01:02:00,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 01:02:00,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 01:02:00,997 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-12 01:02:00,997 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-12 01:02:00,997 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-12 01:02:00,997 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-12 01:02:01,827 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:02:01,831 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:02:03,349 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 01:02:07,178 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7038: SUMMARY for call tlan_eisa_probe_#t~ret365#1 := printk(48, 0); srcloc: null [2023-11-12 01:02:07,179 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6972: assume 1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296; [2023-11-12 01:02:07,179 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6972: assume !(1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296); [2023-11-12 01:02:07,179 INFO L770 $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; [2023-11-12 01:02:07,179 INFO L770 $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 [2023-11-12 01:02:07,180 INFO L770 $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; [2023-11-12 01:02:07,180 INFO L770 $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); [2023-11-12 01:02:07,180 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: assume 16 == ~debug~0; [2023-11-12 01:02:07,180 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: assume !(16 == ~debug~0); [2023-11-12 01:02:07,180 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7045: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2023-11-12 01:02:07,180 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7045: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2023-11-12 01:02:07,180 INFO L770 $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 [2023-11-12 01:02:07,181 INFO L770 $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; [2023-11-12 01:02:07,181 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6981: SUMMARY for call tlan_eisa_probe_#t~ret361#1 := printk(46, 0); srcloc: null [2023-11-12 01:02:07,181 INFO L770 $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 [2023-11-12 01:02:07,181 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2023-11-12 01:02:07,181 INFO L770 $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; [2023-11-12 01:02:07,181 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2023-11-12 01:02:07,182 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2023-11-12 01:02:07,182 INFO L770 $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; [2023-11-12 01:02:07,182 INFO L770 $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 [2023-11-12 01:02:07,182 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-3: assume 0 != tlan_eisa_probe_#t~nondet349#1;havoc tlan_eisa_probe_#t~nondet349#1; [2023-11-12 01:02:07,182 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-3: assume !(0 != tlan_eisa_probe_#t~nondet349#1);havoc tlan_eisa_probe_#t~nondet349#1; [2023-11-12 01:02:07,182 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet349#1 := ~debug~0; [2023-11-12 01:02:07,183 INFO L770 $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; [2023-11-12 01:02:07,183 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet352#1 := 0; [2023-11-12 01:02:07,183 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-5: assume !(0 == ~debug~0); [2023-11-12 01:02:07,183 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2023-11-12 01:02:07,183 INFO L770 $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; [2023-11-12 01:02:07,183 INFO L770 $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 [2023-11-12 01:02:07,184 INFO L770 $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); [2023-11-12 01:02:07,184 INFO L770 $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)); [2023-11-12 01:02:07,184 INFO L770 $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; [2023-11-12 01:02:07,184 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6924: SUMMARY for call tlan_eisa_probe_#t~ret351#1 := printk(43, 0); srcloc: null [2023-11-12 01:02:07,184 INFO L770 $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; [2023-11-12 01:02:07,184 INFO L770 $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 [2023-11-12 01:02:07,185 INFO L770 $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; [2023-11-12 01:02:07,185 INFO L770 $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 [2023-11-12 01:02:07,185 INFO L770 $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); [2023-11-12 01:02:07,185 INFO L770 $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)); [2023-11-12 01:02:07,185 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet352#1 := ~debug~0; [2023-11-12 01:02:07,185 INFO L770 $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; [2023-11-12 01:02:07,186 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet355#1 := 0; [2023-11-12 01:02:07,186 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-5: assume !(0 == ~debug~0); [2023-11-12 01:02:07,186 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-3: assume 0 != tlan_eisa_probe_#t~nondet352#1;havoc tlan_eisa_probe_#t~nondet352#1; [2023-11-12 01:02:07,186 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-3: assume !(0 != tlan_eisa_probe_#t~nondet352#1);havoc tlan_eisa_probe_#t~nondet352#1; [2023-11-12 01:02:07,186 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume !(0 == ~debug~0); [2023-11-12 01:02:07,186 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet349#1 := 0; [2023-11-12 01:02:07,186 INFO L770 $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; [2023-11-12 01:02:07,187 INFO L770 $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); [2023-11-12 01:02:07,187 INFO L770 $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 [2023-11-12 01:02:07,187 INFO L770 $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; [2023-11-12 01:02:07,187 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7030: SUMMARY for call tlan_eisa_probe_#t~ret364#1 := printk(47, 0); srcloc: null [2023-11-12 01:02:07,187 INFO L770 $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; [2023-11-12 01:02:07,187 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931: SUMMARY for call tlan_eisa_probe_#t~ret354#1 := printk(44, 0); srcloc: null [2023-11-12 01:02:07,188 INFO L770 $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 [2023-11-12 01:02:07,188 INFO L770 $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); [2023-11-12 01:02:07,188 INFO L770 $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)); [2023-11-12 01:02:07,188 INFO L770 $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; [2023-11-12 01:02:07,188 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2023-11-12 01:02:07,188 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2023-11-12 01:02:07,189 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet355#1 := ~debug~0; [2023-11-12 01:02:07,189 INFO L770 $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; [2023-11-12 01:02:07,189 INFO L770 $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); [2023-11-12 01:02:07,189 INFO L770 $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)); [2023-11-12 01:02:07,189 INFO L770 $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; [2023-11-12 01:02:07,189 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-3: assume 0 != tlan_eisa_probe_#t~nondet355#1;havoc tlan_eisa_probe_#t~nondet355#1; [2023-11-12 01:02:07,189 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-3: assume !(0 != tlan_eisa_probe_#t~nondet355#1);havoc tlan_eisa_probe_#t~nondet355#1; [2023-11-12 01:02:07,190 INFO L770 $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 [2023-11-12 01:02:07,190 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7036-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2023-11-12 01:02:07,190 INFO L770 $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; [2023-11-12 01:02:07,190 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937: SUMMARY for call tlan_eisa_probe_#t~ret356#1 := printk(45, 0); srcloc: null [2023-11-12 01:02:07,190 INFO L770 $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; [2023-11-12 01:02:07,190 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume !(16 == ~debug~0); [2023-11-12 01:02:07,191 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume 16 == ~debug~0; [2023-11-12 01:02:07,191 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume !(16 == ~debug~0); [2023-11-12 01:02:07,191 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume 16 == ~debug~0; [2023-11-12 01:02:07,384 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:02:11,700 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:02:11,700 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:02:11,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:02:11 BoogieIcfgContainer [2023-11-12 01:02:11,708 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:02:11,713 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:02:11,713 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:02:11,717 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:02:11,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:01:55" (1/3) ... [2023-11-12 01:02:11,719 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18191125 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:02:11, skipping insertion in model container [2023-11-12 01:02:11,719 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:59" (2/3) ... [2023-11-12 01:02:11,720 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18191125 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:02:11, skipping insertion in model container [2023-11-12 01:02:11,720 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:02:11" (3/3) ... [2023-11-12 01:02:11,722 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-12 01:02:11,743 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:02:11,744 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 01:02:11,852 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:02:11,859 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;@21433121, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:02:11,859 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 01:02:11,874 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) [2023-11-12 01:02:11,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-12 01:02:11,921 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:02:11,922 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] [2023-11-12 01:02:11,923 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:02:11,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:02:11,927 INFO L85 PathProgramCache]: Analyzing trace with hash 589787864, now seen corresponding path program 1 times [2023-11-12 01:02:11,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 01:02:11,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100496739] [2023-11-12 01:02:11,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:02:11,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 01:02:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:02:13,054 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-12 01:02:13,054 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 01:02:13,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100496739] [2023-11-12 01:02:13,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100496739] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:02:13,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:02:13,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 01:02:13,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898691305] [2023-11-12 01:02:13,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:02:13,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 01:02:13,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 01:02:13,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 01:02:13,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 01:02:13,121 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) [2023-11-12 01:02:15,452 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 [] [2023-11-12 01:02:17,459 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 [] [2023-11-12 01:02:20,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:02:20,465 INFO L93 Difference]: Finished difference Result 3584 states and 5190 transitions. [2023-11-12 01:02:20,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 01:02:20,467 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 [2023-11-12 01:02:20,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:02:20,512 INFO L225 Difference]: With dead ends: 3584 [2023-11-12 01:02:20,512 INFO L226 Difference]: Without dead ends: 1730 [2023-11-12 01:02:20,537 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 [2023-11-12 01:02:20,542 INFO L413 NwaCegarLoop]: 2256 mSDtfsCounter, 12 mSDsluCounter, 2251 mSDsCounter, 0 mSdLazyCounter, 657 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 4507 SdHoareTripleChecker+Invalid, 661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 657 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2023-11-12 01:02:20,543 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 4507 Invalid, 661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 657 Invalid, 2 Unknown, 0 Unchecked, 7.0s Time] [2023-11-12 01:02:20,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1730 states. [2023-11-12 01:02:20,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1730 to 1714. [2023-11-12 01:02:20,770 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) [2023-11-12 01:02:20,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1714 states and 2458 transitions. [2023-11-12 01:02:20,806 INFO L78 Accepts]: Start accepts. Automaton has 1714 states and 2458 transitions. Word has length 142 [2023-11-12 01:02:20,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:02:20,808 INFO L495 AbstractCegarLoop]: Abstraction has 1714 states and 2458 transitions. [2023-11-12 01:02:20,809 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) [2023-11-12 01:02:20,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 2458 transitions. [2023-11-12 01:02:20,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-12 01:02:20,820 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:02:20,821 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] [2023-11-12 01:02:20,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 01:02:20,822 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:02:20,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:02:20,822 INFO L85 PathProgramCache]: Analyzing trace with hash 256124596, now seen corresponding path program 1 times [2023-11-12 01:02:20,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 01:02:20,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402397682] [2023-11-12 01:02:20,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:02:20,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 01:02:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:02:21,487 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-12 01:02:21,487 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 01:02:21,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402397682] [2023-11-12 01:02:21,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402397682] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 01:02:21,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [871486219] [2023-11-12 01:02:21,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:02:21,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 01:02:21,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:02:21,492 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 01:02:21,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 01:02:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:02:22,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 2945 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 01:02:22,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:02:22,994 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-12 01:02:22,994 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:02:22,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [871486219] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:02:22,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-12 01:02:22,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-11-12 01:02:22,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171617779] [2023-11-12 01:02:22,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:02:22,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 01:02:22,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 01:02:22,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 01:02:22,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-12 01:02:22,999 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) [2023-11-12 01:02:25,182 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 [] [2023-11-12 01:02:27,185 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 [] [2023-11-12 01:02:30,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:02:30,177 INFO L93 Difference]: Finished difference Result 3420 states and 4919 transitions. [2023-11-12 01:02:30,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 01:02:30,178 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 [2023-11-12 01:02:30,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:02:30,203 INFO L225 Difference]: With dead ends: 3420 [2023-11-12 01:02:30,203 INFO L226 Difference]: Without dead ends: 1726 [2023-11-12 01:02:30,224 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 [2023-11-12 01:02:30,225 INFO L413 NwaCegarLoop]: 2140 mSDtfsCounter, 6 mSDsluCounter, 2136 mSDsCounter, 0 mSdLazyCounter, 632 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s 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, 7.0s IncrementalHoareTripleChecker+Time [2023-11-12 01:02:30,226 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 4276 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 632 Invalid, 2 Unknown, 0 Unchecked, 7.0s Time] [2023-11-12 01:02:30,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1726 states. [2023-11-12 01:02:30,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1726 to 1720. [2023-11-12 01:02:30,342 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) [2023-11-12 01:02:30,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1720 states and 2466 transitions. [2023-11-12 01:02:30,370 INFO L78 Accepts]: Start accepts. Automaton has 1720 states and 2466 transitions. Word has length 158 [2023-11-12 01:02:30,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:02:30,373 INFO L495 AbstractCegarLoop]: Abstraction has 1720 states and 2466 transitions. [2023-11-12 01:02:30,373 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) [2023-11-12 01:02:30,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2466 transitions. [2023-11-12 01:02:30,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-12 01:02:30,379 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:02:30,380 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] [2023-11-12 01:02:30,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 01:02:30,592 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 01:02:30,592 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:02:30,593 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:02:30,593 INFO L85 PathProgramCache]: Analyzing trace with hash 1904616364, now seen corresponding path program 1 times [2023-11-12 01:02:30,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 01:02:30,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781577479] [2023-11-12 01:02:30,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:02:30,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 01:02:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:02:31,326 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-12 01:02:31,327 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 01:02:31,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781577479] [2023-11-12 01:02:31,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781577479] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 01:02:31,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1830292585] [2023-11-12 01:02:31,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:02:31,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 01:02:31,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:02:31,331 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 01:02:31,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b631df-0ebf-44b1-a503-91337ac5ecd3/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 01:02:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:02:32,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 2992 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 01:02:32,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:02:32,743 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-12 01:02:32,744 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:02:32,906 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-12 01:02:32,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1830292585] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 01:02:32,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1900092075] [2023-11-12 01:02:32,935 INFO L159 IcfgInterpreter]: Started Sifa with 103 locations of interest [2023-11-12 01:02:32,935 INFO L166 IcfgInterpreter]: Building call graph [2023-11-12 01:02:32,939 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-12 01:02:32,945 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-12 01:02:32,946 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs