[INFO] fetching crate sta 0.2.5...
[INFO] checking sta-0.2.5 against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] extracting crate sta 0.2.5 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate sta 0.2.5 on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", 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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 605650d969adecbfb7bd50cc1bc0d9af41b9ce420d1f9c0f9976ad243f96e9eb
[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" "605650d969adecbfb7bd50cc1bc0d9af41b9ce420d1f9c0f9976ad243f96e9eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "605650d969adecbfb7bd50cc1bc0d9af41b9ce420d1f9c0f9976ad243f96e9eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "605650d969adecbfb7bd50cc1bc0d9af41b9ce420d1f9c0f9976ad243f96e9eb", kill_on_drop: false }`
[INFO] [stdout] 605650d969adecbfb7bd50cc1bc0d9af41b9ce420d1f9c0f9976ad243f96e9eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6023635942b74639094958e405f3d34a9cc64ad0926a92df5f711b3ab25c71f
[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" "a6023635942b74639094958e405f3d34a9cc64ad0926a92df5f711b3ab25c71f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking terminal_size v0.1.15
[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 4.01s
[INFO] running `Command { std: "docker" "inspect" "a6023635942b74639094958e405f3d34a9cc64ad0926a92df5f711b3ab25c71f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6023635942b74639094958e405f3d34a9cc64ad0926a92df5f711b3ab25c71f", kill_on_drop: false }`
[INFO] [stdout] a6023635942b74639094958e405f3d34a9cc64ad0926a92df5f711b3ab25c71f