[INFO] fetching crate iso8211 0.1.1-alpha.2...
[INFO] checking iso8211-0.1.1-alpha.2 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate iso8211 0.1.1-alpha.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate iso8211 0.1.1-alpha.2 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iso8211 0.1.1-alpha.2
[INFO] finished tweaking crates.io crate iso8211 0.1.1-alpha.2
[INFO] tweaked toml for crates.io crate iso8211 0.1.1-alpha.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c53f87dd346669a499e63b90b7acd0991124088f1b1ecb21f8704cb6f9e9a626
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c53f87dd346669a499e63b90b7acd0991124088f1b1ecb21f8704cb6f9e9a626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c53f87dd346669a499e63b90b7acd0991124088f1b1ecb21f8704cb6f9e9a626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c53f87dd346669a499e63b90b7acd0991124088f1b1ecb21f8704cb6f9e9a626", kill_on_drop: false }`
[INFO] [stdout] c53f87dd346669a499e63b90b7acd0991124088f1b1ecb21f8704cb6f9e9a626
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03cb121c9dce4937bf837c258c41f656d72275cbab27ad7b2d475db388536b2f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "03cb121c9dce4937bf837c258c41f656d72275cbab27ad7b2d475db388536b2f", kill_on_drop: false }`
[INFO] [stderr]     Checking iso8211 v0.1.1-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `directory`
[INFO] [stdout]   --> src/document.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     directory: Directory,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_control_field`
[INFO] [stdout]   --> src/document.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     file_control_field: FileControlField,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data_descriptive_fields`
[INFO] [stdout]   --> src/document.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     data_descriptive_fields: Vec<DataDescriptiveField>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `parent`
[INFO] [stdout]  --> src/file_control_field.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     parent: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `child`
[INFO] [stdout]  --> src/file_control_field.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     child: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tag_pairs`
[INFO] [stdout]   --> src/file_control_field.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     tag_pairs: Vec<TagPair>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data_structure`
[INFO] [stdout]   --> src/data_descriptive_field.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     data_structure: DataStructure,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data_type`
[INFO] [stdout]   --> src/data_descriptive_field.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     data_type: DataType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `escape_sequence`
[INFO] [stdout]   --> src/data_descriptive_field.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     escape_sequence: LexicalLevel,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `field_controls`
[INFO] [stdout]   --> src/data_descriptive_field.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     field_controls: FieldControls,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `field_name`
[INFO] [stdout]   --> src/data_descriptive_field.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     field_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `array_descriptor`
[INFO] [stdout]   --> src/data_descriptive_field.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     array_descriptor: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `format_controls`
[INFO] [stdout]   --> src/data_descriptive_field.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     format_controls: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NULL`
[INFO] [stdout]   --> src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | const NULL: u8 = 0x00;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `directory`
[INFO] [stdout]   --> src/document.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     directory: Directory,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_control_field`
[INFO] [stdout]   --> src/document.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     file_control_field: FileControlField,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data_descriptive_fields`
[INFO] [stdout]   --> src/document.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     data_descriptive_fields: Vec<DataDescriptiveField>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `parent`
[INFO] [stdout]  --> src/file_control_field.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     parent: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `child`
[INFO] [stdout]  --> src/file_control_field.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     child: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data_structure`
[INFO] [stdout]   --> src/data_descriptive_field.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     data_structure: DataStructure,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data_type`
[INFO] [stdout]   --> src/data_descriptive_field.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     data_type: DataType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `escape_sequence`
[INFO] [stdout]   --> src/data_descriptive_field.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     escape_sequence: LexicalLevel,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `field_controls`
[INFO] [stdout]   --> src/data_descriptive_field.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     field_controls: FieldControls,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `field_name`
[INFO] [stdout]   --> src/data_descriptive_field.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     field_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `array_descriptor`
[INFO] [stdout]   --> src/data_descriptive_field.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     array_descriptor: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `format_controls`
[INFO] [stdout]   --> src/data_descriptive_field.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     format_controls: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NULL`
[INFO] [stdout]   --> src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | const NULL: u8 = 0x00;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "03cb121c9dce4937bf837c258c41f656d72275cbab27ad7b2d475db388536b2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03cb121c9dce4937bf837c258c41f656d72275cbab27ad7b2d475db388536b2f", kill_on_drop: false }`
[INFO] [stdout] 03cb121c9dce4937bf837c258c41f656d72275cbab27ad7b2d475db388536b2f