[INFO] cloning repository https://github.com/AllowFlame/lin-hex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AllowFlame/lin-hex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAllowFlame%2Flin-hex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAllowFlame%2Flin-hex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3fd4dea44bb46f2d35d47f0eddd0a12467a1a289
[INFO] checking AllowFlame/lin-hex against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAllowFlame%2Flin-hex" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AllowFlame/lin-hex on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AllowFlame/lin-hex
[INFO] finished tweaking git repo https://github.com/AllowFlame/lin-hex
[INFO] tweaked toml for git repo https://github.com/AllowFlame/lin-hex written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/AllowFlame/lin-hex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66880b803e046e767976a80bd01d6bcba0f3c0a582aa7c9cdf9782ff75fe16e3
[INFO] running `Command { std: "docker" "start" "-a" "66880b803e046e767976a80bd01d6bcba0f3c0a582aa7c9cdf9782ff75fe16e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66880b803e046e767976a80bd01d6bcba0f3c0a582aa7c9cdf9782ff75fe16e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66880b803e046e767976a80bd01d6bcba0f3c0a582aa7c9cdf9782ff75fe16e3", kill_on_drop: false }`
[INFO] [stdout] 66880b803e046e767976a80bd01d6bcba0f3c0a582aa7c9cdf9782ff75fe16e3
[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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5afcb0fc14a067c22d85035089781d363dce66650eef17895953c1b544d4d17
[INFO] running `Command { std: "docker" "start" "-a" "c5afcb0fc14a067c22d85035089781d363dce66650eef17895953c1b544d4d17", kill_on_drop: false }`
[INFO] [stderr]     Checking lin_hex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ToHexBytes`
[INFO] [stdout]  --> src/hex_test.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::hex::{ToHexBytes};
[INFO] [stdout]   |                  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/hex.rs:84:30
[INFO] [stdout]    |
[INFO] [stdout] 84 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/hex.rs:84:30
[INFO] [stdout]    |
[INFO] [stdout] 84 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "c5afcb0fc14a067c22d85035089781d363dce66650eef17895953c1b544d4d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5afcb0fc14a067c22d85035089781d363dce66650eef17895953c1b544d4d17", kill_on_drop: false }`
[INFO] [stdout] c5afcb0fc14a067c22d85035089781d363dce66650eef17895953c1b544d4d17