[INFO] crate greenglas 0.2.0 is already in cache
[INFO] extracting crate greenglas 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/greenglas/0.2.0
[INFO] extracting crate greenglas 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/greenglas/0.2.0
[INFO] validating manifest of greenglas-0.2.0 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 greenglas-0.2.0 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 greenglas-0.2.0
[INFO] removed path dependency coaster from greenglas-0.2.0
[INFO] finished frobbing greenglas-0.2.0
[INFO] frobbed toml for greenglas-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/greenglas/0.2.0/Cargo.toml
[INFO] started frobbing greenglas-0.2.0
[INFO] removed path dependency coaster from greenglas-0.2.0
[INFO] finished frobbing greenglas-0.2.0
[INFO] frobbed toml for greenglas-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/greenglas/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 greenglas-0.2.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/greenglas/0.2.0:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 14313b31fa010da2d1c89cd621aadbd48db79af0aae182d580361687d156d162
[INFO] running `"docker" "start" "-a" "14313b31fa010da2d1c89cd621aadbd48db79af0aae182d580361687d156d162"`
[INFO] [stderr]    Compiling inflate v0.2.0
[INFO] [stderr]    Compiling murmurhash3 v0.0.5
[INFO] [stderr]    Compiling coaster v0.1.0
[INFO] [stderr]    Compiling png v0.8.0
[INFO] [stderr]    Compiling image v0.14.0
[INFO] [stderr]    Compiling greenglas v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `self::modifiers::*`
[INFO] [stderr]  --> src/word/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use self::modifiers::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/transformer.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let mut mem_buffer = mem.as_mut_slice::<f32>();
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.79s
[INFO] running `"docker" "inspect" "14313b31fa010da2d1c89cd621aadbd48db79af0aae182d580361687d156d162"`
[INFO] running `"docker" "rm" "-f" "14313b31fa010da2d1c89cd621aadbd48db79af0aae182d580361687d156d162"`
[INFO] [stdout] 14313b31fa010da2d1c89cd621aadbd48db79af0aae182d580361687d156d162
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/greenglas/0.2.0:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f70268b62c79238c0e051199bf677c5d4ebeb1306d383306bb57cb37f37d06a8
[INFO] running `"docker" "start" "-a" "f70268b62c79238c0e051199bf677c5d4ebeb1306d383306bb57cb37f37d06a8"`
[INFO] [stderr]    Compiling greenglas v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `self::modifiers::*`
[INFO] [stderr]  --> src/word/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use self::modifiers::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/transformer.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let mut mem_buffer = mem.as_mut_slice::<f32>();
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `"docker" "inspect" "f70268b62c79238c0e051199bf677c5d4ebeb1306d383306bb57cb37f37d06a8"`
[INFO] running `"docker" "rm" "-f" "f70268b62c79238c0e051199bf677c5d4ebeb1306d383306bb57cb37f37d06a8"`
[INFO] [stdout] f70268b62c79238c0e051199bf677c5d4ebeb1306d383306bb57cb37f37d06a8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/greenglas/0.2.0:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 594e05ffb72e6316b56a4e869ca05d1ccb30aef2412f64cb5b3520fc28b450b4
[INFO] running `"docker" "start" "-a" "594e05ffb72e6316b56a4e869ca05d1ccb30aef2412f64cb5b3520fc28b450b4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/greenglas-fa9cfcbde91ae37d
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/image_spec-1a099a7331eea45a
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test image_spec::it_works_for_bmp ... ok
[INFO] [stdout] test image_spec::it_works_for_pixels_rgba ... ok
[INFO] [stdout] test image_spec::it_works_for_pixels_greyscale ... ok
[INFO] [stdout] test image_spec::it_works_for_pixels_greyscale_alpha ... ok
[INFO] [stdout] test image_spec::it_works_for_pixels_rgb ... ok
[INFO] [stdout] test image_spec::it_works_for_gif ... ok
[INFO] [stdout] test image_spec::it_works_for_png ... ok
[INFO] [stdout] test image_spec::it_works_to_crop ... ok
[INFO] [stdout] test image_spec::it_works_to_resize ... ok
[INFO] [stdout] test image_spec::it_works_for_baseline_jpeg ... ok
[INFO] [stdout] test image_spec::it_works_not_for_progressive_jpeg ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/transformer_spec-423601fd1d625b5a
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test transformer_spec::transform_returns_a_valid_result_with_modifiers ... ok
[INFO] [stdout] test transformer_spec::transform_returns_a_tensor ... ok
[INFO] [stdout] test transformer_spec::transform_returns_a_valid_result ... ok
[INFO] [stdout] test transformer_spec::transform_returns_an_error_when_different_shape ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/word_spec-72a3e67be947d2d6
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test word_spec::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests greenglas
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "594e05ffb72e6316b56a4e869ca05d1ccb30aef2412f64cb5b3520fc28b450b4"`
[INFO] running `"docker" "rm" "-f" "594e05ffb72e6316b56a4e869ca05d1ccb30aef2412f64cb5b3520fc28b450b4"`
[INFO] [stdout] 594e05ffb72e6316b56a4e869ca05d1ccb30aef2412f64cb5b3520fc28b450b4