[INFO] fetching crate buttery 0.3.0...
[INFO] checking buttery-0.3.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate buttery 0.3.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate buttery 0.3.0
[INFO] finished tweaking crates.io crate buttery 0.3.0
[INFO] tweaked toml for crates.io crate buttery 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate buttery 0.3.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding glam v0.29.3 (available: v0.30.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 488dbeb12461011a1cc7afacccccc933ec626590f83ec6962dd42a2ddd38f853
[INFO] running `Command { std: "docker" "start" "-a" "488dbeb12461011a1cc7afacccccc933ec626590f83ec6962dd42a2ddd38f853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "488dbeb12461011a1cc7afacccccc933ec626590f83ec6962dd42a2ddd38f853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "488dbeb12461011a1cc7afacccccc933ec626590f83ec6962dd42a2ddd38f853", kill_on_drop: false }`
[INFO] [stdout] 488dbeb12461011a1cc7afacccccc933ec626590f83ec6962dd42a2ddd38f853
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7de9e3c8a5de169920ef49a267055d14a4a22c5dde7948f5ef3b63e5a1417ca
[INFO] running `Command { std: "docker" "start" "-a" "c7de9e3c8a5de169920ef49a267055d14a4a22c5dde7948f5ef3b63e5a1417ca", kill_on_drop: false }`
[INFO] [stderr]     Checking glam v0.29.3
[INFO] [stderr]     Checking buttery v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:103:51
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub fn begin<F: FnOnce(T::Attribute) -> Mat4>(&mut self, f: F) -> First<T, F> {
[INFO] [stdout]     |                                                   ^^^^^^^^^           ----------- the same lifetime is hidden here
[INFO] [stdout]     |                                                   |
[INFO] [stdout]     |                                                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub fn begin<F: FnOnce(T::Attribute) -> Mat4>(&mut self, f: F) -> First<'_, T, F> {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:103:51
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub fn begin<F: FnOnce(T::Attribute) -> Mat4>(&mut self, f: F) -> First<T, F> {
[INFO] [stdout]     |                                                   ^^^^^^^^^           ----------- the same lifetime is hidden here
[INFO] [stdout]     |                                                   |
[INFO] [stdout]     |                                                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub fn begin<F: FnOnce(T::Attribute) -> Mat4>(&mut self, f: F) -> First<'_, T, F> {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.26s
[INFO] running `Command { std: "docker" "inspect" "c7de9e3c8a5de169920ef49a267055d14a4a22c5dde7948f5ef3b63e5a1417ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7de9e3c8a5de169920ef49a267055d14a4a22c5dde7948f5ef3b63e5a1417ca", kill_on_drop: false }`
[INFO] [stdout] c7de9e3c8a5de169920ef49a267055d14a4a22c5dde7948f5ef3b63e5a1417ca