[INFO] cloning repository https://github.com/penguin359/hive-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/penguin359/hive-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpenguin359%2Fhive-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpenguin359%2Fhive-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f4b33a0b7d3cc2896e596130ede8b7ef4d645a0
[INFO] checking penguin359/hive-rs against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpenguin359%2Fhive-rs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/penguin359/hive-rs on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/penguin359/hive-rs
[INFO] finished tweaking git repo https://github.com/penguin359/hive-rs
[INFO] tweaked toml for git repo https://github.com/penguin359/hive-rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/penguin359/hive-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db49b8e315289ed96404eb550114a142355bc57e18b97ecf675927d278509104
[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" "db49b8e315289ed96404eb550114a142355bc57e18b97ecf675927d278509104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db49b8e315289ed96404eb550114a142355bc57e18b97ecf675927d278509104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db49b8e315289ed96404eb550114a142355bc57e18b97ecf675927d278509104", kill_on_drop: false }`
[INFO] [stdout] db49b8e315289ed96404eb550114a142355bc57e18b97ecf675927d278509104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5bcff85fe3da3e4f08bc085e0ed6dff52cbccaf7e7d8ac2bb8080c53d6352f2
[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" "c5bcff85fe3da3e4f08bc085e0ed6dff52cbccaf7e7d8ac2bb8080c53d6352f2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking registry v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `flags`
[INFO] [stdout]    --> src/main.rs:272:5
[INFO] [stdout]     |
[INFO] [stdout] 272 |     flags: u16,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_written`
[INFO] [stdout]    --> src/main.rs:273:5
[INFO] [stdout]     |
[INFO] [stdout] 273 |     last_written: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `access_bits`
[INFO] [stdout]    --> src/main.rs:274:5
[INFO] [stdout]     |
[INFO] [stdout] 274 |     access_bits: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `parent_offset`
[INFO] [stdout]    --> src/main.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 |     parent_offset: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `number_volatile_subkeys`
[INFO] [stdout]    --> src/main.rs:277:5
[INFO] [stdout]     |
[INFO] [stdout] 277 |     number_volatile_subkeys: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `volatile_subkey_list_offset`
[INFO] [stdout]    --> src/main.rs:279:5
[INFO] [stdout]     |
[INFO] [stdout] 279 |     volatile_subkey_list_offset: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `key_security_offset`
[INFO] [stdout]    --> src/main.rs:282:5
[INFO] [stdout]     |
[INFO] [stdout] 282 |     key_security_offset: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `class_name_offset`
[INFO] [stdout]    --> src/main.rs:283:5
[INFO] [stdout]     |
[INFO] [stdout] 283 |     class_name_offset: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `subkey_name_length_max`
[INFO] [stdout]    --> src/main.rs:284:5
[INFO] [stdout]     |
[INFO] [stdout] 284 |     subkey_name_length_max: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `subkey_class_length_max`
[INFO] [stdout]    --> src/main.rs:285:5
[INFO] [stdout]     |
[INFO] [stdout] 285 |     subkey_class_length_max: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `value_name_length_max`
[INFO] [stdout]    --> src/main.rs:286:5
[INFO] [stdout]     |
[INFO] [stdout] 286 |     value_name_length_max: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `value_data_length_max`
[INFO] [stdout]    --> src/main.rs:287:5
[INFO] [stdout]     |
[INFO] [stdout] 287 |     value_data_length_max: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `workvar`
[INFO] [stdout]    --> src/main.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 288 |     workvar: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `key_name_length`
[INFO] [stdout]    --> src/main.rs:289:5
[INFO] [stdout]     |
[INFO] [stdout] 289 |     key_name_length: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `class_name_length`
[INFO] [stdout]    --> src/main.rs:290:5
[INFO] [stdout]     |
[INFO] [stdout] 290 |     class_name_length: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `key_name`
[INFO] [stdout]    --> src/main.rs:291:5
[INFO] [stdout]     |
[INFO] [stdout] 291 |     key_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data_type`
[INFO] [stdout]    --> src/main.rs:338:5
[INFO] [stdout]     |
[INFO] [stdout] 338 |     data_type: RegType,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flags`
[INFO] [stdout]    --> src/main.rs:339:5
[INFO] [stdout]     |
[INFO] [stdout] 339 |     flags: u16,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `spare`
[INFO] [stdout]    --> src/main.rs:340:5
[INFO] [stdout]     |
[INFO] [stdout] 340 |     spare: u16,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]    --> src/main.rs:341:5
[INFO] [stdout]     |
[INFO] [stdout] 341 |     name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name_hint`
[INFO] [stdout]    --> src/main.rs:439:5
[INFO] [stdout]     |
[INFO] [stdout] 439 |     name_hint: [u8; 4],
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name_hash`
[INFO] [stdout]    --> src/main.rs:467:5
[INFO] [stdout]     |
[INFO] [stdout] 467 |     name_hash: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flink`
[INFO] [stdout]    --> src/main.rs:506:5
[INFO] [stdout]     |
[INFO] [stdout] 506 |     flink: u32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `blink`
[INFO] [stdout]    --> src/main.rs:507:5
[INFO] [stdout]     |
[INFO] [stdout] 507 |     blink: u32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `reference_count`
[INFO] [stdout]    --> src/main.rs:508:5
[INFO] [stdout]     |
[INFO] [stdout] 508 |     reference_count: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `descriptor`
[INFO] [stdout]    --> src/main.rs:509:5
[INFO] [stdout]     |
[INFO] [stdout] 509 |     descriptor: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.62s
[INFO] running `Command { std: "docker" "inspect" "c5bcff85fe3da3e4f08bc085e0ed6dff52cbccaf7e7d8ac2bb8080c53d6352f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5bcff85fe3da3e4f08bc085e0ed6dff52cbccaf7e7d8ac2bb8080c53d6352f2", kill_on_drop: false }`
[INFO] [stdout] c5bcff85fe3da3e4f08bc085e0ed6dff52cbccaf7e7d8ac2bb8080c53d6352f2