[INFO] fetching crate quick_from 0.1.0...
[INFO] checking quick_from-0.1.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate quick_from 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate quick_from 0.1.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quick_from 0.1.0
[INFO] finished tweaking crates.io crate quick_from 0.1.0
[INFO] tweaked toml for crates.io crate quick_from 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate quick_from 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 565f20fa52e6651fcc523b0c3c3bc2f699184ef7e8ebd5788c1d143df52b7fee
[INFO] running `Command { std: "docker" "start" "-a" "565f20fa52e6651fcc523b0c3c3bc2f699184ef7e8ebd5788c1d143df52b7fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "565f20fa52e6651fcc523b0c3c3bc2f699184ef7e8ebd5788c1d143df52b7fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "565f20fa52e6651fcc523b0c3c3bc2f699184ef7e8ebd5788c1d143df52b7fee", kill_on_drop: false }`
[INFO] [stdout] 565f20fa52e6651fcc523b0c3c3bc2f699184ef7e8ebd5788c1d143df52b7fee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97ab38d1c4f881ad3195db00279d1334284425dde4626cfd96899b2a6b6c2079
[INFO] running `Command { std: "docker" "start" "-a" "97ab38d1c4f881ad3195db00279d1334284425dde4626cfd96899b2a6b6c2079", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking proc-macro2 v1.0.27
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking quick_from v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `B`
[INFO] [stdout]  --> tests/test1.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     B,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `C`
[INFO] [stdout]  --> tests/test1.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     C,
[INFO] [stdout]   |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `X`
[INFO] [stdout]   --> tests/test1.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     X,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Y`
[INFO] [stdout]   --> tests/test1.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Y,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Z`
[INFO] [stdout]   --> tests/test1.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Z,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.66s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "97ab38d1c4f881ad3195db00279d1334284425dde4626cfd96899b2a6b6c2079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97ab38d1c4f881ad3195db00279d1334284425dde4626cfd96899b2a6b6c2079", kill_on_drop: false }`
[INFO] [stdout] 97ab38d1c4f881ad3195db00279d1334284425dde4626cfd96899b2a6b6c2079