user@host:~/overlaps$ bst build runtime-only.bst

[--:--:--][        ][    main:core activity                 ] START   Build
[--:--:--][        ][    main:core activity                 ] START   Loading elements
[00:00:00][        ][    main:core activity                 ] SUCCESS Loading elements
[--:--:--][        ][    main:core activity                 ] START   Resolving elements
[00:00:00][        ][    main:core activity                 ] SUCCESS Resolving elements
[--:--:--][        ][    main:core activity                 ] START   Resolving cached state
[00:00:00][        ][    main:core activity                 ] SUCCESS Resolving cached state
[--:--:--][        ][    main:core activity                 ] START   Checking sources
[00:00:00][        ][    main:core activity                 ] SUCCESS Checking sources

BuildStream Version 1.93.1+172.g03ccfcd3b
  Session Start: Friday, 17-04-2020 at 20:53:26
  Project:       overlaps (/home/user/overlaps)
  Targets:       runtime-only.bst

User Configuration
  Configuration File:      /home/user/.config/buildstream.conf
  Cache Directory:         /home/user/.cache/buildstream
  Log Files:               /home/user/.cache/buildstream/logs
  Source Mirrors:          /home/user/.cache/buildstream/sources
  Build Area:              /home/user/.cache/buildstream/build
  Strict Build Plan:       Yes
  Maximum Fetch Tasks:     10
  Maximum Build Tasks:     4
  Maximum Push Tasks:      4
  Maximum Network Retries: 2

Pipeline
      cached afe1fb0c366992c006f58c49017f0b48031f6f397a1e2f0e73756d619de61ffc base/alpine.bst 
      cached 14a4e96021cd12177192902ea8a2ac5354aa358e2bf9e4d80c1e25639028ca0a base.bst 
      cached e2b5f713391cfd8a76593cdd689e3b1004ba649f50635ba615f0c865fe4c953a libhello.bst 
      cached 26037d070846c5adb7ecba45fb5b01b4d97e0535fdd03fba81a3cc86ff30e0e4 hello.bst 
   buildable af1fc1febe3cbed1ac5a71e48cd048dd6dc919f0a8e4658038480cd526dc001b runtime-only.bst 
===============================================================================
[--:--:--][af1fc1fe][   build:runtime-only.bst              ] START   overlaps/runtime-only/af1fc1fe-build.1682.log
[--:--:--][af1fc1fe][   build:runtime-only.bst              ] START   Staging dependencies
[--:--:--][af1fc1fe][   build:runtime-only.bst              ] WARNING [overlaps]: Non-whitelisted overlaps detected

    Staged files overwrite existing files in staging area:
    /usr/share/doc/hello.txt: hello.bst is not permitted to overlap other elements, order hello.bst above libhello.bst 

[00:00:00][af1fc1fe][   build:runtime-only.bst              ] SUCCESS Staging dependencies
[--:--:--][af1fc1fe][   build:runtime-only.bst              ] START   Computing split
[00:00:00][af1fc1fe][   build:runtime-only.bst              ] SUCCESS Computing split
[--:--:--][af1fc1fe][   build:runtime-only.bst              ] START   Integrating sandbox
[--:--:--][af1fc1fe][   build:runtime-only.bst              ] STATUS  Running command

    ldconfig "/usr/lib"

[--:--:--][af1fc1fe][   build:runtime-only.bst              ] INFO    Integration modified 367, added 0 and removed 0 files
[00:00:00][af1fc1fe][   build:runtime-only.bst              ] SUCCESS Integrating sandbox
[--:--:--][af1fc1fe][   build:runtime-only.bst              ] START   Creating composition

    Including files from domains: runtime
    Excluding orphaned files

[--:--:--][af1fc1fe][   build:runtime-only.bst              ] INFO    Composing 287 files
[00:00:00][af1fc1fe][   build:runtime-only.bst              ] SUCCESS Creating composition
[--:--:--][af1fc1fe][   build:runtime-only.bst              ] START   Caching artifact
[00:00:00][af1fc1fe][   build:runtime-only.bst              ] SUCCESS Caching artifact
[00:00:01][af1fc1fe][   build:runtime-only.bst              ] SUCCESS overlaps/runtime-only/af1fc1fe-build.1682.log
[00:00:01][        ][    main:core activity                 ] SUCCESS Build

Pipeline Summary
  Total:       5
  Session:     1
  Fetch Queue: processed 0, skipped 1, failed 0 
  Build Queue: processed 1, skipped 0, failed 0