[INFO] updating cached repository weather-bot/meow
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/weather-bot/meow
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/weather-bot/meow" "work/ex/beta-1.38-1/sources/1.37.0/gh/weather-bot/meow"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/weather-bot/meow'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/weather-bot/meow" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/weather-bot/meow"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/weather-bot/meow'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 615081318333373dd0e9bf33d3b09898adb75e6f
[INFO] sha for GitHub repo weather-bot/meow: 615081318333373dd0e9bf33d3b09898adb75e6f
[INFO] validating manifest of weather-bot/meow on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of weather-bot/meow on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing weather-bot/meow
[INFO] finished frobbing weather-bot/meow
[INFO] frobbed toml for weather-bot/meow written to work/ex/beta-1.38-1/sources/1.37.0/gh/weather-bot/meow/Cargo.toml
[INFO] started frobbing weather-bot/meow
[INFO] finished frobbing weather-bot/meow
[INFO] frobbed toml for weather-bot/meow written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/weather-bot/meow/Cargo.toml
[INFO] crate weather-bot/meow already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing weather-bot/meow against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/weather-bot/meow:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] fb8f493fd9d1cabc276b35f8bceba25f05998d7c5f11f1d45e79945f51dcd2de
[INFO] running `"docker" "start" "-a" "fb8f493fd9d1cabc276b35f8bceba25f05998d7c5f11f1d45e79945f51dcd2de"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.12
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling byteorder v1.2.4
[INFO] [stderr]    Compiling ryu v0.2.3
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling stb_truetype v0.2.2
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.26
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling rusttype v0.7.5
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling png v0.14.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.71
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.0
[INFO] [stderr]    Compiling imageproc v0.18.0
[INFO] [stderr]    Compiling meow v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `WidthTooLong`
[INFO] [stderr]   --> src/draw.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     WidthTooLong(u32, u32, String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ValueTooHigh`
[INFO] [stderr]   --> src/draw.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     ValueTooHigh(f64, f64, String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_width`
[INFO] [stderr]    --> src/draw.rs:224:1
[INFO] [stderr]     |
[INFO] [stderr] 224 | fn check_width(real: u32, limit: u32, case: &str) -> Result<(), DrawError> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_value`
[INFO] [stderr]    --> src/draw.rs:231:1
[INFO] [stderr]     |
[INFO] [stderr] 231 | fn check_value(real: f64, case: &str) -> Result<(), DrawError> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `"docker" "inspect" "fb8f493fd9d1cabc276b35f8bceba25f05998d7c5f11f1d45e79945f51dcd2de"`
[INFO] running `"docker" "rm" "-f" "fb8f493fd9d1cabc276b35f8bceba25f05998d7c5f11f1d45e79945f51dcd2de"`
[INFO] [stdout] fb8f493fd9d1cabc276b35f8bceba25f05998d7c5f11f1d45e79945f51dcd2de
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/weather-bot/meow:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5ca228475b0ee2de984e4fbaaacbe84f85e886a1437efda692c070e183c95d1b
[INFO] running `"docker" "start" "-a" "5ca228475b0ee2de984e4fbaaacbe84f85e886a1437efda692c070e183c95d1b"`
[INFO] [stderr]    Compiling meow v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.38s
[INFO] running `"docker" "inspect" "5ca228475b0ee2de984e4fbaaacbe84f85e886a1437efda692c070e183c95d1b"`
[INFO] running `"docker" "rm" "-f" "5ca228475b0ee2de984e4fbaaacbe84f85e886a1437efda692c070e183c95d1b"`
[INFO] [stdout] 5ca228475b0ee2de984e4fbaaacbe84f85e886a1437efda692c070e183c95d1b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/weather-bot/meow:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 6cb97a11b0b74d4b03d40fddc83177a1967bb1e3750e23324ffe64fd1cd8b95b
[INFO] running `"docker" "start" "-a" "6cb97a11b0b74d4b03d40fddc83177a1967bb1e3750e23324ffe64fd1cd8b95b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/meow-346dd8d3a3a9bc09
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test draw::tests::test_check_value_work ... ok
[INFO] [stdout] test draw::tests::test_check_value_failed ... ok
[INFO] [stdout] test draw::tests::test_check_width_work ... ok
[INFO] [stdout] test draw::tests::test_check_width_failed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6cb97a11b0b74d4b03d40fddc83177a1967bb1e3750e23324ffe64fd1cd8b95b"`
[INFO] running `"docker" "rm" "-f" "6cb97a11b0b74d4b03d40fddc83177a1967bb1e3750e23324ffe64fd1cd8b95b"`
[INFO] [stdout] 6cb97a11b0b74d4b03d40fddc83177a1967bb1e3750e23324ffe64fd1cd8b95b