[INFO] fetching crate asmr 0.0.1...
[INFO] checking asmr-0.0.1 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate asmr 0.0.1 into /workspace/builds/worker-84/source
[INFO] validating manifest of crates.io crate asmr 0.0.1 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate asmr 0.0.1
[INFO] finished tweaking crates.io crate asmr 0.0.1
[INFO] tweaked toml for crates.io crate asmr 0.0.1 written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] crate crates.io crate asmr 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59f1626b8420fd663ed48129f01c7cb3a4f8416b143d50301e119ab1361e8888
[INFO] running `Command { std: "docker" "start" "-a" "59f1626b8420fd663ed48129f01c7cb3a4f8416b143d50301e119ab1361e8888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59f1626b8420fd663ed48129f01c7cb3a4f8416b143d50301e119ab1361e8888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59f1626b8420fd663ed48129f01c7cb3a4f8416b143d50301e119ab1361e8888", kill_on_drop: false }`
[INFO] [stdout] 59f1626b8420fd663ed48129f01c7cb3a4f8416b143d50301e119ab1361e8888
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9122ea1884bcda593f45757afd33271698f10095ed020071d928f7601a21f3d
[INFO] running `Command { std: "docker" "start" "-a" "e9122ea1884bcda593f45757afd33271698f10095ed020071d928f7601a21f3d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking minimal-lexical v0.1.4
[INFO] [stderr]     Checking nom-fields v0.1.1
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]     Checking asmr v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/main.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         Ok((v, Color { red, green, blue })) => println!("{}", red),
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `green`
[INFO] [stdout]   --> src/main.rs:40:29
[INFO] [stdout]    |
[INFO] [stdout] 40 |         Ok((v, Color { red, green, blue })) => println!("{}", red),
[INFO] [stdout]    |                             ^^^^^ help: try ignoring the field: `green: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blue`
[INFO] [stdout]   --> src/main.rs:40:36
[INFO] [stdout]    |
[INFO] [stdout] 40 |         Ok((v, Color { red, green, blue })) => println!("{}", red),
[INFO] [stdout]    |                                    ^^^^ help: try ignoring the field: `blue: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/main.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         Ok((v, Color { red, green, blue })) => println!("{}", red),
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `green`
[INFO] [stdout]   --> src/main.rs:40:29
[INFO] [stdout]    |
[INFO] [stdout] 40 |         Ok((v, Color { red, green, blue })) => println!("{}", red),
[INFO] [stdout]    |                             ^^^^^ help: try ignoring the field: `green: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blue`
[INFO] [stdout]   --> src/main.rs:40:36
[INFO] [stdout]    |
[INFO] [stdout] 40 |         Ok((v, Color { red, green, blue })) => println!("{}", red),
[INFO] [stdout]    |                                    ^^^^ help: try ignoring the field: `blue: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.54s
[INFO] running `Command { std: "docker" "inspect" "e9122ea1884bcda593f45757afd33271698f10095ed020071d928f7601a21f3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9122ea1884bcda593f45757afd33271698f10095ed020071d928f7601a21f3d", kill_on_drop: false }`
[INFO] [stdout] e9122ea1884bcda593f45757afd33271698f10095ed020071d928f7601a21f3d