[INFO] cloning repository https://github.com/aeryz/unsafe-rust-lab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aeryz/unsafe-rust-lab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faeryz%2Funsafe-rust-lab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faeryz%2Funsafe-rust-lab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4b4960cd7df75101eba792ebfcca8f539357b4f
[INFO] checking aeryz/unsafe-rust-lab against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faeryz%2Funsafe-rust-lab" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/aeryz/unsafe-rust-lab
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/aeryz/unsafe-rust-lab
[INFO] tweaked toml for git repo https://github.com/aeryz/unsafe-rust-lab written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aeryz/unsafe-rust-lab on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aeryz/unsafe-rust-lab 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fffd3d80b7bc36bbb0f84b359b941fda23c4432039e46681feeb35e0b51715d8
[INFO] running `Command { std: "docker" "start" "-a" "fffd3d80b7bc36bbb0f84b359b941fda23c4432039e46681feeb35e0b51715d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fffd3d80b7bc36bbb0f84b359b941fda23c4432039e46681feeb35e0b51715d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fffd3d80b7bc36bbb0f84b359b941fda23c4432039e46681feeb35e0b51715d8", kill_on_drop: false }`
[INFO] [stdout] fffd3d80b7bc36bbb0f84b359b941fda23c4432039e46681feeb35e0b51715d8
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72f9e1011c20a1df561460b3626b2593410f7aafa09b7ed3f0a337756fdfe4c2
[INFO] running `Command { std: "docker" "start" "-a" "72f9e1011c20a1df561460b3626b2593410f7aafa09b7ed3f0a337756fdfe4c2", kill_on_drop: false }`
[INFO] [stderr]     Checking unsafe-rust-lab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `count`, `data1`, and `data2` are never read
[INFO] [stdout]  --> repr/repr.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Foo<T, U> {
[INFO] [stdout]   |        --- fields in this struct
[INFO] [stdout] 4 |     count: u16,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     data1: T,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     data2: U,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(dropck_eyepatch)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unsafe-rust-lab` (bin "unsafe-rust-lab") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(dropck_eyepatch)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unsafe-rust-lab` (bin "unsafe-rust-lab" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "72f9e1011c20a1df561460b3626b2593410f7aafa09b7ed3f0a337756fdfe4c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72f9e1011c20a1df561460b3626b2593410f7aafa09b7ed3f0a337756fdfe4c2", kill_on_drop: false }`
[INFO] [stdout] 72f9e1011c20a1df561460b3626b2593410f7aafa09b7ed3f0a337756fdfe4c2
