[INFO] crate sta 0.2.5 is already in cache
[INFO] checking sta-0.2.5 against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] extracting crate sta 0.2.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sta 0.2.5 on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sta 0.2.5
[INFO] finished tweaking crates.io crate sta 0.2.5
[INFO] tweaked toml for crates.io crate sta 0.2.5 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 54eccf7833831688842f071087694666172888d2480f92ce05e1e7083a58c848
[INFO] running `"docker" "start" "-a" "54eccf7833831688842f071087694666172888d2480f92ce05e1e7083a58c848"`
[INFO] [stderr]     Checking sta v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: constant item is never used: `BYTEXOR`
[INFO] [stderr]    --> src/lib.rs:284:5
[INFO] [stderr]     |
[INFO] [stderr] 284 |     const BYTEXOR: u8 = 53;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `compress_to_bytes`
[INFO] [stderr]    --> src/lib.rs:430:9
[INFO] [stderr]     |
[INFO] [stderr] 430 |         fn compress_to_bytes(self: &Self) -> Vec<u8> {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `autodecompress`
[INFO] [stderr]    --> src/lib.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         fn autodecompress(self: &mut Self) {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `BYTEXOR`
[INFO] [stderr]    --> src/lib.rs:284:5
[INFO] [stderr]     |
[INFO] [stderr] 284 |     const BYTEXOR: u8 = 53;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `compress_to_bytes`
[INFO] [stderr]    --> src/lib.rs:430:9
[INFO] [stderr]     |
[INFO] [stderr] 430 |         fn compress_to_bytes(self: &Self) -> Vec<u8> {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `autodecompress`
[INFO] [stderr]    --> src/lib.rs:459:9
[INFO] [stderr]     |
[INFO] [stderr] 459 |         fn autodecompress(self: &mut Self) {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "54eccf7833831688842f071087694666172888d2480f92ce05e1e7083a58c848"`
[INFO] running `"docker" "rm" "-f" "54eccf7833831688842f071087694666172888d2480f92ce05e1e7083a58c848"`
[INFO] [stdout] 54eccf7833831688842f071087694666172888d2480f92ce05e1e7083a58c848