[INFO] fetching crate m365 0.1.1...
[INFO] checking m365-0.1.1 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate m365 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate m365 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate m365 0.1.1
[INFO] tweaked toml for crates.io crate m365 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate m365 0.1.1 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate m365 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty-hex v0.2.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a75ef7683fce5175bcb7e84ceba38916a164d4fd363965ca5374c06827bbfa6b
[INFO] running `Command { std: "docker" "start" "-a" "a75ef7683fce5175bcb7e84ceba38916a164d4fd363965ca5374c06827bbfa6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a75ef7683fce5175bcb7e84ceba38916a164d4fd363965ca5374c06827bbfa6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a75ef7683fce5175bcb7e84ceba38916a164d4fd363965ca5374c06827bbfa6b", kill_on_drop: false }`
[INFO] [stdout] a75ef7683fce5175bcb7e84ceba38916a164d4fd363965ca5374c06827bbfa6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d12239c67ef53042260445da6b8c9ed9a86273248e605aeaf90b35a2956797c0
[INFO] running `Command { std: "docker" "start" "-a" "d12239c67ef53042260445da6b8c9ed9a86273248e605aeaf90b35a2956797c0", kill_on_drop: false }`
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[INFO] [stderr]     Checking m365 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Kers`
[INFO] [stdout]   --> src/session/mod.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use settings::{TailLight, Kers};
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Kers`
[INFO] [stdout]   --> src/session/mod.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use settings::{TailLight, Kers};
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/speed.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     read(&mut session).await;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let _ = read(&mut session).await;
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.33s
[INFO] running `Command { std: "docker" "inspect" "d12239c67ef53042260445da6b8c9ed9a86273248e605aeaf90b35a2956797c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d12239c67ef53042260445da6b8c9ed9a86273248e605aeaf90b35a2956797c0", kill_on_drop: false }`
[INFO] [stdout] d12239c67ef53042260445da6b8c9ed9a86273248e605aeaf90b35a2956797c0
