[INFO] fetching crate kinds 0.2.0...
[INFO] checking kinds-0.2.0 against master#9e293ae9f8abecb0be5105787d181518c9012a19 for pr-146440-1
[INFO] extracting crate kinds 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate kinds 0.2.0
[INFO] finished tweaking crates.io crate kinds 0.2.0
[INFO] tweaked toml for crates.io crate kinds 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kinds 0.2.0 on toolchain 9e293ae9f8abecb0be5105787d181518c9012a19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e0dac537141962d87544ada7f70b1c0a44c4902cec26f78890d88c8b2c74a2a
[INFO] running `Command { std: "docker" "start" "-a" "1e0dac537141962d87544ada7f70b1c0a44c4902cec26f78890d88c8b2c74a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e0dac537141962d87544ada7f70b1c0a44c4902cec26f78890d88c8b2c74a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e0dac537141962d87544ada7f70b1c0a44c4902cec26f78890d88c8b2c74a2a", kill_on_drop: false }`
[INFO] [stdout] 1e0dac537141962d87544ada7f70b1c0a44c4902cec26f78890d88c8b2c74a2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+9e293ae9f8abecb0be5105787d181518c9012a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a37f690c6f9d10a233658bf3d83c33f038789059925838df4796917b48dc55ee
[INFO] running `Command { std: "docker" "start" "-a" "a37f690c6f9d10a233658bf3d83c33f038789059925838df4796917b48dc55ee", kill_on_drop: false }`
[INFO] [stderr]     Checking kinds v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Slice` is never constructed
[INFO] [stdout]   --> src/kind.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |             struct Slice<'a>(::std::marker::PhantomData<&'a ()>);
[INFO] [stdout]    |                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Array` is never constructed
[INFO] [stdout]   --> src/kind.rs:66:20
[INFO] [stdout]    |
[INFO] [stdout] 66 |             struct Array<const N: usize>;
[INFO] [stdout]    |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Slice` is never constructed
[INFO] [stdout]   --> src/kind.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |             struct Slice<'a>(::std::marker::PhantomData<&'a ()>);
[INFO] [stdout]    |                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Array` is never constructed
[INFO] [stdout]   --> src/kind.rs:66:20
[INFO] [stdout]    |
[INFO] [stdout] 66 |             struct Array<const N: usize>;
[INFO] [stdout]    |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "a37f690c6f9d10a233658bf3d83c33f038789059925838df4796917b48dc55ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a37f690c6f9d10a233658bf3d83c33f038789059925838df4796917b48dc55ee", kill_on_drop: false }`
[INFO] [stdout] a37f690c6f9d10a233658bf3d83c33f038789059925838df4796917b48dc55ee
