[INFO] fetching crate watchdo 0.1.2...
[INFO] checking watchdo-0.1.2 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate watchdo 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate watchdo 0.1.2
[INFO] finished tweaking crates.io crate watchdo 0.1.2
[INFO] tweaked toml for crates.io crate watchdo 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate watchdo 0.1.2 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate watchdo 0.1.2 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded term_size v0.3.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 887043ba3c5869d89446a65e474c28dc3ed78a3327cf18c0cfc8a2a990d63c8c
[INFO] running `Command { std: "docker" "start" "-a" "887043ba3c5869d89446a65e474c28dc3ed78a3327cf18c0cfc8a2a990d63c8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "887043ba3c5869d89446a65e474c28dc3ed78a3327cf18c0cfc8a2a990d63c8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "887043ba3c5869d89446a65e474c28dc3ed78a3327cf18c0cfc8a2a990d63c8c", kill_on_drop: false }`
[INFO] [stdout] 887043ba3c5869d89446a65e474c28dc3ed78a3327cf18c0cfc8a2a990d63c8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c47aa312132e2e5377a219eb5b2029e0f191fe93f1f6895a76aae44e5a0ccc4b
[INFO] running `Command { std: "docker" "start" "-a" "c47aa312132e2e5377a219eb5b2029e0f191fe93f1f6895a76aae44e5a0ccc4b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
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[INFO] [stderr]     Checking term_size v0.3.1
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[INFO] [stderr]     Checking mio-extras v2.0.5
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[INFO] [stderr]    Compiling proc-macro-error v0.2.6
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[INFO] [stderr]    Compiling mockall_derive v0.5.1
[INFO] [stderr]     Checking structopt v0.3.2
[INFO] [stderr]     Checking watchdo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking mockall v0.5.1
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]  --> src/executor.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[cfg_attr(test, mockall::automock)]
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `strict`
[INFO] [stdout]   = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]   = help: try referring to `mockall::automock` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]   = help: the attribute macro `mockall::automock` may come from an old version of the `mockall_derive` crate, try updating your dependency with `cargo update -p mockall_derive`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]   = note: this warning originates in the attribute macro `mockall::automock` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]   --> src/executor.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg_attr(test, mockall::automock(type Child=MockChild;))]
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `strict`
[INFO] [stdout]    = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `mockall::automock` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the attribute macro `mockall::automock` may come from an old version of the `mockall_derive` crate, try updating your dependency with `cargo update -p mockall_derive`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the attribute macro `mockall::automock` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]  --> src/executor.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[cfg_attr(test, mockall::automock)]
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[cfg_attr(test, let _ = mockall::automock)]
[INFO] [stdout]   |                  +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/executor.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg_attr(test, mockall::automock(type Child=MockChild;))]
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg_attr(test, let _ = mockall::automock(type Child=MockChild;))]
[INFO] [stdout]    |                  +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.99s
[INFO] running `Command { std: "docker" "inspect" "c47aa312132e2e5377a219eb5b2029e0f191fe93f1f6895a76aae44e5a0ccc4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c47aa312132e2e5377a219eb5b2029e0f191fe93f1f6895a76aae44e5a0ccc4b", kill_on_drop: false }`
[INFO] [stdout] c47aa312132e2e5377a219eb5b2029e0f191fe93f1f6895a76aae44e5a0ccc4b
