[INFO] fetching crate spirv-struct-layout 0.1.2...
[INFO] checking spirv-struct-layout-0.1.2 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate spirv-struct-layout 0.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate spirv-struct-layout 0.1.2 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spirv-struct-layout 0.1.2
[INFO] finished tweaking crates.io crate spirv-struct-layout 0.1.2
[INFO] tweaked toml for crates.io crate spirv-struct-layout 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate spirv-struct-layout 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-derive v0.1.44
[INFO] [stderr]   Downloaded spirv_headers v1.3.4
[INFO] [stderr]   Downloaded syn v0.12.15
[INFO] [stderr]   Downloaded spirv-struct-layout-derive v0.1.3
[INFO] [stderr]   Downloaded spirq v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9841fc55f41ed7330ca9e3f950bf5e84cdbe548d18727371876575da13bdd97
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d9841fc55f41ed7330ca9e3f950bf5e84cdbe548d18727371876575da13bdd97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9841fc55f41ed7330ca9e3f950bf5e84cdbe548d18727371876575da13bdd97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9841fc55f41ed7330ca9e3f950bf5e84cdbe548d18727371876575da13bdd97", kill_on_drop: false }`
[INFO] [stdout] d9841fc55f41ed7330ca9e3f950bf5e84cdbe548d18727371876575da13bdd97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5e3a803ca3961db5427035f91e1fd7b4d1731efc6d79b6d150ad29d49fe87e0e
[INFO] running `Command { std: "docker" "start" "-a" "5e3a803ca3961db5427035f91e1fd7b4d1731efc6d79b6d150ad29d49fe87e0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling num-derive v0.1.44
[INFO] [stderr]     Checking spirv_headers v1.3.4
[INFO] [stderr]     Checking spirq v0.2.2
[INFO] [stderr]    Compiling spirv-struct-layout-derive v0.1.3
[INFO] [stderr]     Checking spirv-struct-layout v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> examples/simple/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     model_view: [f32; 16],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> examples/simple/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     light_dir: [f32; 3],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> examples/simple/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     position: [f32; 4],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.81s
[INFO] running `Command { std: "docker" "inspect" "5e3a803ca3961db5427035f91e1fd7b4d1731efc6d79b6d150ad29d49fe87e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e3a803ca3961db5427035f91e1fd7b4d1731efc6d79b6d150ad29d49fe87e0e", kill_on_drop: false }`
[INFO] [stdout] 5e3a803ca3961db5427035f91e1fd7b4d1731efc6d79b6d150ad29d49fe87e0e