user@host:~/junction-includes$ bst shell hello.bst -- /usr/bin/hello

[--:--:--][        ][    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   Initializing remote caches
[00:00:00][        ][    main:core activity                 ] SUCCESS Initializing remote caches
[--:--:--][        ][    main:core activity                 ] START   Query cache
[00:00:00][        ][    main:core activity                 ] SUCCESS Query cache
[--:--:--][f2b2aa99][    main:hello.bst                     ] START   Staging dependencies
[00:00:00][f2b2aa99][    main:hello.bst                     ] SUCCESS Staging dependencies
[--:--:--][f2b2aa99][    main:hello.bst                     ] START   Integrating sandbox
[00:00:00][f2b2aa99][    main:hello.bst                     ] SUCCESS Integrating sandbox
[--:--:--][f2b2aa99][    main:hello.bst                     ] STATUS  Running command

    /usr/bin/hello

Hello World!
This is amhello 1.0.