[INFO] fetching crate sta 0.2.5...
[INFO] checking sta-0.2.5 against try#b0d0ea232bdae12fa8da8491a91ae1db029990ef for pr-84037
[INFO] extracting crate sta 0.2.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sta 0.2.5 on toolchain b0d0ea232bdae12fa8da8491a91ae1db029990ef
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snap v0.2.5
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c8e4577bc9c5d6902e76789298b4a36d87c6c7430cfeae1ec645d0f76c2a895
[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" "6c8e4577bc9c5d6902e76789298b4a36d87c6c7430cfeae1ec645d0f76c2a895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c8e4577bc9c5d6902e76789298b4a36d87c6c7430cfeae1ec645d0f76c2a895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8e4577bc9c5d6902e76789298b4a36d87c6c7430cfeae1ec645d0f76c2a895", kill_on_drop: false }`
[INFO] [stdout] 6c8e4577bc9c5d6902e76789298b4a36d87c6c7430cfeae1ec645d0f76c2a895
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4f923703770ece5c51513655ee0ba0eaba09d5ea008df1dd0acead79e643c8f
[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" "f4f923703770ece5c51513655ee0ba0eaba09d5ea008df1dd0acead79e643c8f", kill_on_drop: false }`
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking sta v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `BYTEXOR`
[INFO] [stdout]    --> src/lib.rs:284:5
[INFO] [stdout]     |
[INFO] [stdout] 284 |     const BYTEXOR: u8 = 53;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compress_to_bytes`
[INFO] [stdout]    --> src/lib.rs:430:12
[INFO] [stdout]     |
[INFO] [stdout] 430 |         fn compress_to_bytes(self: &Self) -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `autodecompress`
[INFO] [stdout]    --> src/lib.rs:459:12
[INFO] [stdout]     |
[INFO] [stdout] 459 |         fn autodecompress(self: &mut Self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BYTEXOR`
[INFO] [stdout]    --> src/lib.rs:284:5
[INFO] [stdout]     |
[INFO] [stdout] 284 |     const BYTEXOR: u8 = 53;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compress_to_bytes`
[INFO] [stdout]    --> src/lib.rs:430:12
[INFO] [stdout]     |
[INFO] [stdout] 430 |         fn compress_to_bytes(self: &Self) -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `autodecompress`
[INFO] [stdout]    --> src/lib.rs:459:12
[INFO] [stdout]     |
[INFO] [stdout] 459 |         fn autodecompress(self: &mut Self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "f4f923703770ece5c51513655ee0ba0eaba09d5ea008df1dd0acead79e643c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f923703770ece5c51513655ee0ba0eaba09d5ea008df1dd0acead79e643c8f", kill_on_drop: false }`
[INFO] [stdout] f4f923703770ece5c51513655ee0ba0eaba09d5ea008df1dd0acead79e643c8f