[INFO] fetching crate shader-types 0.2.2...
[INFO] checking shader-types-0.2.2 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate shader-types 0.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate shader-types 0.2.2 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shader-types 0.2.2
[INFO] finished tweaking crates.io crate shader-types 0.2.2
[INFO] tweaked toml for crates.io crate shader-types 0.2.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec3a89c1d19c107ee4c32d0c9fc155cf5d99f3fc689f94cd82268df2fe144166
[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" "ec3a89c1d19c107ee4c32d0c9fc155cf5d99f3fc689f94cd82268df2fe144166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec3a89c1d19c107ee4c32d0c9fc155cf5d99f3fc689f94cd82268df2fe144166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec3a89c1d19c107ee4c32d0c9fc155cf5d99f3fc689f94cd82268df2fe144166", kill_on_drop: false }`
[INFO] [stdout] ec3a89c1d19c107ee4c32d0c9fc155cf5d99f3fc689f94cd82268df2fe144166
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] 296e9ba2f39f6e065dacc629cb9915e003c24b03d465a7360b5da55af9fd5a9e
[INFO] running `Command { std: "docker" "start" "-a" "296e9ba2f39f6e065dacc629cb9915e003c24b03d465a7360b5da55af9fd5a9e", kill_on_drop: false }`
[INFO] [stderr]     Checking shader-types v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling glsl-layout-derive v0.3.2
[INFO] [stderr]    Compiling std140-macros v0.1.2
[INFO] [stderr]     Checking std140 v0.2.4
[INFO] [stderr]     Checking glsl-layout v0.3.2
[INFO] [stdout] warning: struct is never constructed: `Test1`
[INFO] [stdout]    --> src/lib.rs:537:12
[INFO] [stdout]     |
[INFO] [stdout] 537 |     struct Test1 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Test2`
[INFO] [stdout]    --> src/lib.rs:543:12
[INFO] [stdout]     |
[INFO] [stdout] 543 |     struct Test2 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib.rs:558:32
[INFO] [stdout]     |
[INFO] [stdout] 558 |         assert_eq!((&unsafe { &*null::<Test3U>() }.b) as *const i32 as usize, 12);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.84s
[INFO] running `Command { std: "docker" "inspect" "296e9ba2f39f6e065dacc629cb9915e003c24b03d465a7360b5da55af9fd5a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "296e9ba2f39f6e065dacc629cb9915e003c24b03d465a7360b5da55af9fd5a9e", kill_on_drop: false }`
[INFO] [stdout] 296e9ba2f39f6e065dacc629cb9915e003c24b03d465a7360b5da55af9fd5a9e