[INFO] fetching crate minstd 1.0.0-alpha.3...
[INFO] checking minstd-1.0.0-alpha.3 against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] extracting crate minstd 1.0.0-alpha.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate minstd 1.0.0-alpha.3
[INFO] finished tweaking crates.io crate minstd 1.0.0-alpha.3
[INFO] tweaked toml for crates.io crate minstd 1.0.0-alpha.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate minstd 1.0.0-alpha.3 on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate minstd 1.0.0-alpha.3 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" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1565f8f491c5e273b48e7adc08bf0b37a6cc9b4320598186729851385ab6e23
[INFO] running `Command { std: "docker" "start" "-a" "c1565f8f491c5e273b48e7adc08bf0b37a6cc9b4320598186729851385ab6e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1565f8f491c5e273b48e7adc08bf0b37a6cc9b4320598186729851385ab6e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1565f8f491c5e273b48e7adc08bf0b37a6cc9b4320598186729851385ab6e23", kill_on_drop: false }`
[INFO] [stdout] c1565f8f491c5e273b48e7adc08bf0b37a6cc9b4320598186729851385ab6e23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a18f99a31582d56e962857e9e4066115f1af74e9c57453a3a1a594e252fc9f4
[INFO] running `Command { std: "docker" "start" "-a" "5a18f99a31582d56e962857e9e4066115f1af74e9c57453a3a1a594e252fc9f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling minstd v1.0.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct MCG62089911 (i32);
[INFO] [stdout]    |            -----------  ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct MCG62089911 (i32);
[INFO] [stdout]    |            -----------  ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "5a18f99a31582d56e962857e9e4066115f1af74e9c57453a3a1a594e252fc9f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a18f99a31582d56e962857e9e4066115f1af74e9c57453a3a1a594e252fc9f4", kill_on_drop: false }`
[INFO] [stdout] 5a18f99a31582d56e962857e9e4066115f1af74e9c57453a3a1a594e252fc9f4
