[INFO] cloning repository https://github.com/frublox/mobi-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frublox/mobi-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrublox%2Fmobi-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrublox%2Fmobi-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c59cdb0b614d4e9ce5650710ce3fe2290751bf8
[INFO] testing frublox/mobi-rust against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrublox%2Fmobi-rust" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/frublox/mobi-rust on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/frublox/mobi-rust
[INFO] finished tweaking git repo https://github.com/frublox/mobi-rust
[INFO] tweaked toml for git repo https://github.com/frublox/mobi-rust written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/frublox/mobi-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded debug_print v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 139608456c3fe0de214b5cfb50b784316f647ccac5e0aa95d32fcad852ca39ff
[INFO] running `Command { std: "docker" "start" "-a" "139608456c3fe0de214b5cfb50b784316f647ccac5e0aa95d32fcad852ca39ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "139608456c3fe0de214b5cfb50b784316f647ccac5e0aa95d32fcad852ca39ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "139608456c3fe0de214b5cfb50b784316f647ccac5e0aa95d32fcad852ca39ff", kill_on_drop: false }`
[INFO] [stdout] 139608456c3fe0de214b5cfb50b784316f647ccac5e0aa95d32fcad852ca39ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e0c516345b1d51f881a2e121b4ed95e67c281563a140b662f511403a7625d81
[INFO] running `Command { std: "docker" "start" "-a" "3e0c516345b1d51f881a2e121b4ed95e67c281563a140b662f511403a7625d81", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling debug_print v1.0.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mobi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `mobi`
[INFO] [stdout]    --> src/mobi.rs:583:21
[INFO] [stdout]     |
[INFO] [stdout] 583 |     pub fn to_bytes(mobi: &Mobi) -> Vec<u8> {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_mobi`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]   --> src/mobi.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     attributes: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unique_id`
[INFO] [stdout]   --> src/mobi.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     unique_id: [u8; 3],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/mobi.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]   --> src/mobi.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     attributes: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `version`
[INFO] [stdout]   --> src/mobi.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     version: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `creation_date`
[INFO] [stdout]   --> src/mobi.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     creation_date: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `modification_date`
[INFO] [stdout]   --> src/mobi.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     modification_date: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_backup_date`
[INFO] [stdout]   --> src/mobi.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     last_backup_date: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `modification_number`
[INFO] [stdout]   --> src/mobi.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     modification_number: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `app_info_id`
[INFO] [stdout]   --> src/mobi.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     app_info_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sort_info_id`
[INFO] [stdout]   --> src/mobi.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     sort_info_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `type_`
[INFO] [stdout]   --> src/mobi.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     type_: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `creator`
[INFO] [stdout]   --> src/mobi.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     creator: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unique_seed_id`
[INFO] [stdout]   --> src/mobi.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     unique_seed_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `next_record_list_id`
[INFO] [stdout]   --> src/mobi.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     next_record_list_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `compression`
[INFO] [stdout]   --> src/mobi.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     compression: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `PalmDocHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/mobi.rs:86:10
[INFO] [stdout]    |
[INFO] [stdout] 86 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unused`
[INFO] [stdout]   --> src/mobi.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     unused: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `PalmDocHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/mobi.rs:86:10
[INFO] [stdout]    |
[INFO] [stdout] 86 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `text_length`
[INFO] [stdout]   --> src/mobi.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     text_length: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `PalmDocHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/mobi.rs:86:10
[INFO] [stdout]    |
[INFO] [stdout] 86 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `record_count`
[INFO] [stdout]   --> src/mobi.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     record_count: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `PalmDocHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/mobi.rs:86:10
[INFO] [stdout]    |
[INFO] [stdout] 86 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `record_size`
[INFO] [stdout]    --> src/mobi.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     record_size: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `PalmDocHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:86:10
[INFO] [stdout]     |
[INFO] [stdout] 86  | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `encryption_type`
[INFO] [stdout]    --> src/mobi.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     encryption_type: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `PalmDocHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:86:10
[INFO] [stdout]     |
[INFO] [stdout] 86  | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unknown_14`
[INFO] [stdout]    --> src/mobi.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     unknown_14: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `PalmDocHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:86:10
[INFO] [stdout]     |
[INFO] [stdout] 86  | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `identifier`
[INFO] [stdout]    --> src/mobi.rs:132:5
[INFO] [stdout]     |
[INFO] [stdout] 132 |     identifier: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mobi_type`
[INFO] [stdout]    --> src/mobi.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 164 |     mobi_type: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `text_encoding`
[INFO] [stdout]    --> src/mobi.rs:167:5
[INFO] [stdout]     |
[INFO] [stdout] 167 |     text_encoding: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unique_id`
[INFO] [stdout]    --> src/mobi.rs:169:5
[INFO] [stdout]     |
[INFO] [stdout] 169 |     unique_id: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_version`
[INFO] [stdout]    --> src/mobi.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     file_version: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `locale`
[INFO] [stdout]    --> src/mobi.rs:186:5
[INFO] [stdout]     |
[INFO] [stdout] 186 |     locale: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input_language`
[INFO] [stdout]    --> src/mobi.rs:188:5
[INFO] [stdout]     |
[INFO] [stdout] 188 |     input_language: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `output_language`
[INFO] [stdout]    --> src/mobi.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     output_language: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `min_version`
[INFO] [stdout]    --> src/mobi.rs:192:5
[INFO] [stdout]     |
[INFO] [stdout] 192 |     min_version: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `first_huffman_record_number`
[INFO] [stdout]    --> src/mobi.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 |     first_huffman_record_number: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `huffman_record_count`
[INFO] [stdout]    --> src/mobi.rs:199:5
[INFO] [stdout]     |
[INFO] [stdout] 199 |     huffman_record_count: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `first_content_record_number`
[INFO] [stdout]    --> src/mobi.rs:206:5
[INFO] [stdout]     |
[INFO] [stdout] 206 |     first_content_record_number: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_content_record_number`
[INFO] [stdout]    --> src/mobi.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     last_content_record_number: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unknown_180`
[INFO] [stdout]    --> src/mobi.rs:210:5
[INFO] [stdout]     |
[INFO] [stdout] 210 |     unknown_180: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fcis_record_number`
[INFO] [stdout]    --> src/mobi.rs:212:5
[INFO] [stdout]     |
[INFO] [stdout] 212 |     fcis_record_number: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fcis_record_count`
[INFO] [stdout]    --> src/mobi.rs:214:5
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fcis_record_count: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flis_record_number`
[INFO] [stdout]    --> src/mobi.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 216 |     flis_record_number: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flis_record_count`
[INFO] [stdout]    --> src/mobi.rs:218:5
[INFO] [stdout]     |
[INFO] [stdout] 218 |     flis_record_count: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MobiHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:124:10
[INFO] [stdout]     |
[INFO] [stdout] 124 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `type_`
[INFO] [stdout]    --> src/mobi.rs:272:5
[INFO] [stdout]     |
[INFO] [stdout] 272 |     type_: u32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `ExthRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:270:10
[INFO] [stdout]     |
[INFO] [stdout] 270 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]    --> src/mobi.rs:274:5
[INFO] [stdout]     |
[INFO] [stdout] 274 |     data: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `ExthRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:270:10
[INFO] [stdout]     |
[INFO] [stdout] 270 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `identifier`
[INFO] [stdout]    --> src/mobi.rs:291:5
[INFO] [stdout]     |
[INFO] [stdout] 291 |     identifier: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `ExthHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:289:10
[INFO] [stdout]     |
[INFO] [stdout] 289 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header_length`
[INFO] [stdout]    --> src/mobi.rs:292:5
[INFO] [stdout]     |
[INFO] [stdout] 292 |     header_length: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `ExthHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:289:10
[INFO] [stdout]     |
[INFO] [stdout] 289 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `record_count`
[INFO] [stdout]    --> src/mobi.rs:293:5
[INFO] [stdout]     |
[INFO] [stdout] 293 |     record_count: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `ExthHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:289:10
[INFO] [stdout]     |
[INFO] [stdout] 289 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `record_list`
[INFO] [stdout]    --> src/mobi.rs:294:5
[INFO] [stdout]     |
[INFO] [stdout] 294 |     record_list: Vec<ExthRecord>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `ExthHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:289:10
[INFO] [stdout]     |
[INFO] [stdout] 289 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `padding`
[INFO] [stdout]    --> src/mobi.rs:295:5
[INFO] [stdout]     |
[INFO] [stdout] 295 |     padding: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `ExthHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:289:10
[INFO] [stdout]     |
[INFO] [stdout] 289 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `extra_multibyte_bytes`
[INFO] [stdout]    --> src/mobi.rs:336:5
[INFO] [stdout]     |
[INFO] [stdout] 336 |     extra_multibyte_bytes: &'a [u8],
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Record` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:325:10
[INFO] [stdout]     |
[INFO] [stdout] 325 | #[derive(Clone)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 326 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tbs_indexing_description`
[INFO] [stdout]    --> src/mobi.rs:337:5
[INFO] [stdout]     |
[INFO] [stdout] 337 |     tbs_indexing_description: &'a [u8],
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Record` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:325:10
[INFO] [stdout]     |
[INFO] [stdout] 325 | #[derive(Clone)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 326 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `uncrossable_breaks`
[INFO] [stdout]    --> src/mobi.rs:338:5
[INFO] [stdout]     |
[INFO] [stdout] 338 |     uncrossable_breaks: &'a [u8],
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Record` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:325:10
[INFO] [stdout]     |
[INFO] [stdout] 325 | #[derive(Clone)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 326 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `identifier`
[INFO] [stdout]    --> src/mobi.rs:414:5
[INFO] [stdout]     |
[INFO] [stdout] 414 |     identifier: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `IndexMeta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:412:10
[INFO] [stdout]     |
[INFO] [stdout] 412 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `type_`
[INFO] [stdout]    --> src/mobi.rs:416:5
[INFO] [stdout]     |
[INFO] [stdout] 416 |     type_: u32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `IndexMeta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:412:10
[INFO] [stdout]     |
[INFO] [stdout] 412 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unknown_12`
[INFO] [stdout]    --> src/mobi.rs:417:5
[INFO] [stdout]     |
[INFO] [stdout] 417 |     unknown_12: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `IndexMeta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:412:10
[INFO] [stdout]     |
[INFO] [stdout] 412 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unknown_16`
[INFO] [stdout]    --> src/mobi.rs:418:5
[INFO] [stdout]     |
[INFO] [stdout] 418 |     unknown_16: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `IndexMeta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:412:10
[INFO] [stdout]     |
[INFO] [stdout] 412 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `idxt_start`
[INFO] [stdout]    --> src/mobi.rs:419:5
[INFO] [stdout]     |
[INFO] [stdout] 419 |     idxt_start: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `IndexMeta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:412:10
[INFO] [stdout]     |
[INFO] [stdout] 412 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `index_count`
[INFO] [stdout]    --> src/mobi.rs:420:5
[INFO] [stdout]     |
[INFO] [stdout] 420 |     index_count: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `IndexMeta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:412:10
[INFO] [stdout]     |
[INFO] [stdout] 412 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `index_encoding`
[INFO] [stdout]    --> src/mobi.rs:421:5
[INFO] [stdout]     |
[INFO] [stdout] 421 |     index_encoding: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `IndexMeta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:412:10
[INFO] [stdout]     |
[INFO] [stdout] 412 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `total_index_count`
[INFO] [stdout]    --> src/mobi.rs:422:5
[INFO] [stdout]     |
[INFO] [stdout] 422 |     total_index_count: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `IndexMeta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:412:10
[INFO] [stdout]     |
[INFO] [stdout] 412 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ordt_start`
[INFO] [stdout]    --> src/mobi.rs:423:5
[INFO] [stdout]     |
[INFO] [stdout] 423 |     ordt_start: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `IndexMeta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:412:10
[INFO] [stdout]     |
[INFO] [stdout] 412 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ligt_start`
[INFO] [stdout]    --> src/mobi.rs:424:5
[INFO] [stdout]     |
[INFO] [stdout] 424 |     ligt_start: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `IndexMeta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:412:10
[INFO] [stdout]     |
[INFO] [stdout] 412 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unknown_48`
[INFO] [stdout]    --> src/mobi.rs:425:5
[INFO] [stdout]     |
[INFO] [stdout] 425 |     unknown_48: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `IndexMeta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:412:10
[INFO] [stdout]     |
[INFO] [stdout] 412 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unknown_52`
[INFO] [stdout]    --> src/mobi.rs:426:5
[INFO] [stdout]     |
[INFO] [stdout] 426 |     unknown_52: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `IndexMeta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:412:10
[INFO] [stdout]     |
[INFO] [stdout] 412 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tag`
[INFO] [stdout]    --> src/mobi.rs:451:5
[INFO] [stdout]     |
[INFO] [stdout] 451 |     tag: u8,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `TagTableEntry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:449:10
[INFO] [stdout]     |
[INFO] [stdout] 449 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bit_mask`
[INFO] [stdout]    --> src/mobi.rs:453:5
[INFO] [stdout]     |
[INFO] [stdout] 453 |     bit_mask: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `TagTableEntry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:449:10
[INFO] [stdout]     |
[INFO] [stdout] 449 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `control_byte_end`
[INFO] [stdout]    --> src/mobi.rs:454:5
[INFO] [stdout]     |
[INFO] [stdout] 454 |     control_byte_end: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `TagTableEntry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:449:10
[INFO] [stdout]     |
[INFO] [stdout] 449 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]    --> src/mobi.rs:455:5
[INFO] [stdout]     |
[INFO] [stdout] 455 |     values: Vec<Vec<u8>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `TagTableEntry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:449:10
[INFO] [stdout]     |
[INFO] [stdout] 449 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `identifier`
[INFO] [stdout]    --> src/mobi.rs:480:5
[INFO] [stdout]     |
[INFO] [stdout] 480 |     identifier: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `TagxSection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:478:10
[INFO] [stdout]     |
[INFO] [stdout] 478 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `length`
[INFO] [stdout]    --> src/mobi.rs:481:5
[INFO] [stdout]     |
[INFO] [stdout] 481 |     length: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `TagxSection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:478:10
[INFO] [stdout]     |
[INFO] [stdout] 478 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `control_byte_count`
[INFO] [stdout]    --> src/mobi.rs:482:5
[INFO] [stdout]     |
[INFO] [stdout] 482 |     control_byte_count: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `TagxSection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:478:10
[INFO] [stdout]     |
[INFO] [stdout] 478 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tag_table`
[INFO] [stdout]    --> src/mobi.rs:483:5
[INFO] [stdout]     |
[INFO] [stdout] 483 |     tag_table: Vec<TagTableEntry>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `TagxSection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/mobi.rs:478:10
[INFO] [stdout]     |
[INFO] [stdout] 478 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `exth_header`
[INFO] [stdout]    --> src/mobi.rs:515:5
[INFO] [stdout]     |
[INFO] [stdout] 515 |     exth_header: Option<ExthHeader>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `index_meta_record`
[INFO] [stdout]    --> src/mobi.rs:518:5
[INFO] [stdout]     |
[INFO] [stdout] 518 |     index_meta_record: Option<IndexMeta>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tagx_section`
[INFO] [stdout]    --> src/mobi.rs:519:5
[INFO] [stdout]     |
[INFO] [stdout] 519 |     tagx_section: Option<TagxSection>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_bytes`
[INFO] [stdout]    --> src/mobi.rs:583:12
[INFO] [stdout]     |
[INFO] [stdout] 583 |     pub fn to_bytes(mobi: &Mobi) -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(thread_spawn_unchecked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 75 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mobi` due to 2 previous errors; 75 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3e0c516345b1d51f881a2e121b4ed95e67c281563a140b662f511403a7625d81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e0c516345b1d51f881a2e121b4ed95e67c281563a140b662f511403a7625d81", kill_on_drop: false }`
[INFO] [stdout] 3e0c516345b1d51f881a2e121b4ed95e67c281563a140b662f511403a7625d81