[INFO] cloning repository https://github.com/jaglyserx/grad
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jaglyserx/grad" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaglyserx%2Fgrad", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaglyserx%2Fgrad'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea43c34e813dc03bbb2dac1de027db4197d0a7c7
[INFO] testing jaglyserx/grad against 1.95.0 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaglyserx%2Fgrad" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jaglyserx/grad
[INFO] finished tweaking git repo https://github.com/jaglyserx/grad
[INFO] tweaked toml for git repo https://github.com/jaglyserx/grad written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jaglyserx/grad 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/jaglyserx/grad 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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 36def583863af24946dab2144cba0fe2dd93d91291e4996b3290461fd726dfe6
[INFO] running `Command { std: "docker" "start" "-a" "36def583863af24946dab2144cba0fe2dd93d91291e4996b3290461fd726dfe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36def583863af24946dab2144cba0fe2dd93d91291e4996b3290461fd726dfe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36def583863af24946dab2144cba0fe2dd93d91291e4996b3290461fd726dfe6", kill_on_drop: false }`
[INFO] [stdout] 36def583863af24946dab2144cba0fe2dd93d91291e4996b3290461fd726dfe6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02b76fcd7ee1c6bf53c7f906c76bd34b46e3fa58c54fcccf06f6b70a011c56bb
[INFO] running `Command { std: "docker" "start" "-a" "02b76fcd7ee1c6bf53c7f906c76bd34b46e3fa58c54fcccf06f6b70a011c56bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling grad v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `;`, found keyword `struct`
[INFO] [stdout]   --> src/grad.rs:8:30
[INFO] [stdout]    |
[INFO] [stdout]  8 | type Val = Rc<RefCell<Value>>
[INFO] [stdout]    |                              ^ help: add `;` here
[INFO] [stdout]  9 |
[INFO] [stdout] 10 | struct Value {
[INFO] [stdout]    | ------ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/grad.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let mut n = child.borrow_mut();
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `grad` (bin "grad") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "02b76fcd7ee1c6bf53c7f906c76bd34b46e3fa58c54fcccf06f6b70a011c56bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02b76fcd7ee1c6bf53c7f906c76bd34b46e3fa58c54fcccf06f6b70a011c56bb", kill_on_drop: false }`
[INFO] [stdout] 02b76fcd7ee1c6bf53c7f906c76bd34b46e3fa58c54fcccf06f6b70a011c56bb
