[INFO] cloning repository https://github.com/cycastic-cumberland/array_pool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cycastic-cumberland/array_pool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcycastic-cumberland%2Farray_pool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcycastic-cumberland%2Farray_pool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4532f3c3c2b91cc82c7fdb9f8110e7c2341cc83f
[INFO] checking cycastic-cumberland/array_pool/4532f3c3c2b91cc82c7fdb9f8110e7c2341cc83f against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcycastic-cumberland%2Farray_pool" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cycastic-cumberland/array_pool on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cycastic-cumberland/array_pool
[INFO] finished tweaking git repo https://github.com/cycastic-cumberland/array_pool
[INFO] tweaked toml for git repo https://github.com/cycastic-cumberland/array_pool written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cycastic-cumberland/array_pool 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" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e21fc3c958cd67cd8699543534a254b315c5b52a5012f0b23e9c7af7f076dcb0
[INFO] running `Command { std: "docker" "start" "-a" "e21fc3c958cd67cd8699543534a254b315c5b52a5012f0b23e9c7af7f076dcb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e21fc3c958cd67cd8699543534a254b315c5b52a5012f0b23e9c7af7f076dcb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e21fc3c958cd67cd8699543534a254b315c5b52a5012f0b23e9c7af7f076dcb0", kill_on_drop: false }`
[INFO] [stdout] e21fc3c958cd67cd8699543534a254b315c5b52a5012f0b23e9c7af7f076dcb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6320ce883f04b2af7ce84f989fa88a0a9b71f1fd6dee2feb24edc37930608a0
[INFO] running `Command { std: "docker" "start" "-a" "a6320ce883f04b2af7ce84f989fa88a0a9b71f1fd6dee2feb24edc37930608a0", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking array_pool v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/lib.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let a = 1;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Fetch` is never constructed
[INFO] [stdout]  --> src/raw_buffer.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[cfg(test)] #[derive(Copy, Clone)] pub(crate) enum TestFlag {
[INFO] [stdout]   |                                                     -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 9 |     Fetch
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TestFlag` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "a6320ce883f04b2af7ce84f989fa88a0a9b71f1fd6dee2feb24edc37930608a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6320ce883f04b2af7ce84f989fa88a0a9b71f1fd6dee2feb24edc37930608a0", kill_on_drop: false }`
[INFO] [stdout] a6320ce883f04b2af7ce84f989fa88a0a9b71f1fd6dee2feb24edc37930608a0