[INFO] fetching crate brunhild 0.6.1...
[INFO] checking brunhild-0.6.1 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate brunhild 0.6.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate brunhild 0.6.1 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate brunhild 0.6.1
[INFO] finished tweaking crates.io crate brunhild 0.6.1
[INFO] tweaked toml for crates.io crate brunhild 0.6.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f21bf2066f8b3864891d031523c87aa9a12d898372fc64604328bf275bef589
[INFO] running `Command { std: "docker" "start" "-a" "8f21bf2066f8b3864891d031523c87aa9a12d898372fc64604328bf275bef589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f21bf2066f8b3864891d031523c87aa9a12d898372fc64604328bf275bef589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f21bf2066f8b3864891d031523c87aa9a12d898372fc64604328bf275bef589", kill_on_drop: false }`
[INFO] [stdout] 8f21bf2066f8b3864891d031523c87aa9a12d898372fc64604328bf275bef589
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0575c6ea90be9f0c2ba66fdb454bfc905ad17482cd58e373c0722f89c6908a35
[INFO] running `Command { std: "docker" "start" "-a" "0575c6ea90be9f0c2ba66fdb454bfc905ad17482cd58e373c0722f89c6908a35", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.86
[INFO] [stderr]    Compiling bumpalo v3.13.0
[INFO] [stderr]    Compiling once_cell v1.17.2
[INFO] [stderr]    Compiling wasm-bindgen v0.2.86
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.86
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.86
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.86
[INFO] [stderr]     Checking js-sys v0.3.63
[INFO] [stderr]     Checking web-sys v0.3.63
[INFO] [stderr]     Checking brunhild v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&G` instead of borrowing the inner type
[INFO] [stdout]    --> src/util.rs:101:33
[INFO] [stdout]     |
[INFO] [stdout] 101 |     global.with(|r| func(r.borrow().borrow()))
[INFO] [stdout]     |                                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&G` instead of borrowing the inner type
[INFO] [stdout]    --> src/util.rs:101:33
[INFO] [stdout]     |
[INFO] [stdout] 101 |     global.with(|r| func(r.borrow().borrow()))
[INFO] [stdout]     |                                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.33s
[INFO] running `Command { std: "docker" "inspect" "0575c6ea90be9f0c2ba66fdb454bfc905ad17482cd58e373c0722f89c6908a35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0575c6ea90be9f0c2ba66fdb454bfc905ad17482cd58e373c0722f89c6908a35", kill_on_drop: false }`
[INFO] [stdout] 0575c6ea90be9f0c2ba66fdb454bfc905ad17482cd58e373c0722f89c6908a35
