[INFO] cloning repository https://github.com/weather-bot/meow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/weather-bot/meow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweather-bot%2Fmeow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweather-bot%2Fmeow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 615081318333373dd0e9bf33d3b09898adb75e6f
[INFO] checking weather-bot/meow against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweather-bot%2Fmeow" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/weather-bot/meow on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/weather-bot/meow
[INFO] finished tweaking git repo https://github.com/weather-bot/meow
[INFO] tweaked toml for git repo https://github.com/weather-bot/meow written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/weather-bot/meow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b61fa5afbef0f8d769459010b3c5d8b3ddc6feb961bbda601098fcf7ccd294e
[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" "5b61fa5afbef0f8d769459010b3c5d8b3ddc6feb961bbda601098fcf7ccd294e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b61fa5afbef0f8d769459010b3c5d8b3ddc6feb961bbda601098fcf7ccd294e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b61fa5afbef0f8d769459010b3c5d8b3ddc6feb961bbda601098fcf7ccd294e", kill_on_drop: false }`
[INFO] [stdout] 5b61fa5afbef0f8d769459010b3c5d8b3ddc6feb961bbda601098fcf7ccd294e
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b21a34686bb8972803d2c6d20519585b1db3d7f56b2b7cb7240527d45182d6c
[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" "7b21a34686bb8972803d2c6d20519585b1db3d7f56b2b7cb7240527d45182d6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.12
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling ryu v0.2.3
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking safe-transmute v0.10.1
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking png v0.14.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rusttype v0.7.5
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]     Checking rayon v1.0.2
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.71
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.0
[INFO] [stderr]     Checking imageproc v0.18.0
[INFO] [stderr]     Checking meow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `WidthTooLong`
[INFO] [stdout]   --> src/draw.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     WidthTooLong(u32, u32, String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ValueTooHigh`
[INFO] [stdout]   --> src/draw.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     ValueTooHigh(f64, f64, String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_width`
[INFO] [stdout]    --> src/draw.rs:224:4
[INFO] [stdout]     |
[INFO] [stdout] 224 | fn check_width(real: u32, limit: u32, case: &str) -> Result<(), DrawError> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_value`
[INFO] [stdout]    --> src/draw.rs:231:4
[INFO] [stdout]     |
[INFO] [stdout] 231 | fn check_value(real: f64, case: &str) -> Result<(), DrawError> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.59s
[INFO] running `Command { std: "docker" "inspect" "7b21a34686bb8972803d2c6d20519585b1db3d7f56b2b7cb7240527d45182d6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b21a34686bb8972803d2c6d20519585b1db3d7f56b2b7cb7240527d45182d6c", kill_on_drop: false }`
[INFO] [stdout] 7b21a34686bb8972803d2c6d20519585b1db3d7f56b2b7cb7240527d45182d6c