[INFO] cloning repository https://github.com/3akur6/braille-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/3akur6/braille-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3akur6%2Fbraille-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3akur6%2Fbraille-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5462389164ab1475a1c2781472d4a99770fa9fc0
[INFO] checking 3akur6/braille-rs against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3akur6%2Fbraille-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/3akur6/braille-rs on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/3akur6/braille-rs
[INFO] finished tweaking git repo https://github.com/3akur6/braille-rs
[INFO] tweaked toml for git repo https://github.com/3akur6/braille-rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/3akur6/braille-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcf6931d883e34b184a42ef7e3009ff4bb5034898b1df1c13853b0d31048a8eb
[INFO] running `Command { std: "docker" "start" "-a" "dcf6931d883e34b184a42ef7e3009ff4bb5034898b1df1c13853b0d31048a8eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcf6931d883e34b184a42ef7e3009ff4bb5034898b1df1c13853b0d31048a8eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcf6931d883e34b184a42ef7e3009ff4bb5034898b1df1c13853b0d31048a8eb", kill_on_drop: false }`
[INFO] [stdout] dcf6931d883e34b184a42ef7e3009ff4bb5034898b1df1c13853b0d31048a8eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac1e79c8f6a2a1d51d390d33e2ca2f60436ad7097225ead0bd018d577b579db9
[INFO] running `Command { std: "docker" "start" "-a" "ac1e79c8f6a2a1d51d390d33e2ca2f60436ad7097225ead0bd018d577b579db9", kill_on_drop: false }`
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking braille-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `to_vec`
[INFO] [stdout]   --> src/cluster.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn to_vec(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_write_like`
[INFO] [stdout]    --> src/gadget.rs:164:12
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn is_write_like(&self, braille: &mut Braille) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `craft_write_payload`
[INFO] [stdout]    --> src/payload.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn craft_write_payload(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_vec`
[INFO] [stdout]   --> src/cluster.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn to_vec(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_write_like`
[INFO] [stdout]    --> src/gadget.rs:164:12
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn is_write_like(&self, braille: &mut Braille) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `craft_write_payload`
[INFO] [stdout]    --> src/payload.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn craft_write_payload(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "ac1e79c8f6a2a1d51d390d33e2ca2f60436ad7097225ead0bd018d577b579db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac1e79c8f6a2a1d51d390d33e2ca2f60436ad7097225ead0bd018d577b579db9", kill_on_drop: false }`
[INFO] [stdout] ac1e79c8f6a2a1d51d390d33e2ca2f60436ad7097225ead0bd018d577b579db9