[INFO] crate footile 0.3.1 is already in cache
[INFO] extracting crate footile 0.3.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/footile/0.3.1
[INFO] extracting crate footile 0.3.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/footile/0.3.1
[INFO] validating manifest of footile-0.3.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of footile-0.3.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing footile-0.3.1
[INFO] finished frobbing footile-0.3.1
[INFO] frobbed toml for footile-0.3.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/footile/0.3.1/Cargo.toml
[INFO] started frobbing footile-0.3.1
[INFO] finished frobbing footile-0.3.1
[INFO] frobbed toml for footile-0.3.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/footile/0.3.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing footile-0.3.1 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/footile/0.3.1:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] eef315bd5463711745755d9d55a3877d152a27b6fbeec48745494b11693bf686
[INFO] running `"docker" "start" "-a" "eef315bd5463711745755d9d55a3877d152a27b6fbeec48745494b11693bf686"`
[INFO] [stderr]    Compiling png v0.10.0
[INFO] [stderr]    Compiling footile v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/rgb8.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let mut out = clr.over_alpha(*bot, *m);
[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] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/rgba8.rs:195:13
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let mut out = clr.over_alpha(*bot, *m);
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.15s
[INFO] running `"docker" "inspect" "eef315bd5463711745755d9d55a3877d152a27b6fbeec48745494b11693bf686"`
[INFO] running `"docker" "rm" "-f" "eef315bd5463711745755d9d55a3877d152a27b6fbeec48745494b11693bf686"`
[INFO] [stdout] eef315bd5463711745755d9d55a3877d152a27b6fbeec48745494b11693bf686
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/footile/0.3.1:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5ff5a5cfabd66c41cd3e91b42869ca62fa9d98daa274247833813a6f300dae65
[INFO] running `"docker" "start" "-a" "5ff5a5cfabd66c41cd3e91b42869ca62fa9d98daa274247833813a6f300dae65"`
[INFO] [stderr]    Compiling footile v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/rgb8.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let mut out = clr.over_alpha(*bot, *m);
[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] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/rgba8.rs:195:13
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let mut out = clr.over_alpha(*bot, *m);
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.83s
[INFO] running `"docker" "inspect" "5ff5a5cfabd66c41cd3e91b42869ca62fa9d98daa274247833813a6f300dae65"`
[INFO] running `"docker" "rm" "-f" "5ff5a5cfabd66c41cd3e91b42869ca62fa9d98daa274247833813a6f300dae65"`
[INFO] [stdout] 5ff5a5cfabd66c41cd3e91b42869ca62fa9d98daa274247833813a6f300dae65
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/footile/0.3.1:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 95e7d7123a6fad5858b8833b5af0f6e71bc8939622288c625ead0b683e55a0d9
[INFO] running `"docker" "start" "-a" "95e7d7123a6fad5858b8833b5af0f6e71bc8939622288c625ead0b683e55a0d9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/footile-60a1f56d2cf2f0e8
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test fig::test::compare_fixed ... ok
[INFO] [stdout] test fig::test::fig_3x3 ... ok
[INFO] [stdout] test fig::test::fig_9x1 ... ok
[INFO] [stdout] test fig::test::fig_partial3 ... ok
[INFO] [stdout] test fixed::test::test_abs ... ok
[INFO] [stdout] test fig::test::fig_partial2 ... ok
[INFO] [stdout] test fig::test::fig_partial ... ok
[INFO] [stdout] test fixed::test::test_add ... ok
[INFO] [stdout] test fixed::test::test_ceil ... ok
[INFO] [stdout] test fig::test::fig_x_bounds ... ok
[INFO] [stdout] test fixed::test::test_cmp ... ok
[INFO] [stdout] test fixed::test::test_div ... ok
[INFO] [stdout] test fixed::test::test_fract ... ok
[INFO] [stdout] test fixed::test::test_floor ... ok
[INFO] [stdout] test fixed::test::test_avg ... ok
[INFO] [stdout] test fixed::test::test_shl ... ok
[INFO] [stdout] test fixed::test::test_trunc ... ok
[INFO] [stdout] test geom::test::test_identity ... ok
[INFO] [stdout] test geom::test::test_scale ... ok
[INFO] [stdout] test geom::test::test_skew ... ok
[INFO] [stdout] test geom::test::test_transform ... ok
[INFO] [stdout] test geom::test::test_translate ... ok
[INFO] [stdout] test fixed::test::test_round ... ok
[INFO] [stdout] test geom::test::test_vec2 ... ok
[INFO] [stdout] test fixed::test::test_mul ... ok
[INFO] [stdout] test fixed::test::test_sub ... ok
[INFO] [stdout] test mask::test::test_mask ... ok
[INFO] [stdout] test geom::test::test_rotate ... ok
[INFO] [stdout] test fixed::test::test_shr ... ok
[INFO] [stdout] test fixed::test::test_into ... ok
[INFO] [stdout] test imgbuf::test::non_zero ... ok
[INFO] [stdout] test imgbuf::test::odd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests footile
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/geom.rs - geom::Transform (line 29) ... ok
[INFO] [stdout] test src/plotter.rs - plotter::Plotter (line 19) ... ok
[INFO] [stdout] test src/path.rs - path::PathBuilder (line 47) ... ok
[INFO] [stdout] test src/raster.rs - raster::Raster (line 18) ... ok
[INFO] [stdout] test src/mask.rs - mask::Mask (line 20) ... ok
[INFO] [stdout] test src/raster.rs - raster::RasterB (line 122) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "95e7d7123a6fad5858b8833b5af0f6e71bc8939622288c625ead0b683e55a0d9"`
[INFO] running `"docker" "rm" "-f" "95e7d7123a6fad5858b8833b5af0f6e71bc8939622288c625ead0b683e55a0d9"`
[INFO] [stdout] 95e7d7123a6fad5858b8833b5af0f6e71bc8939622288c625ead0b683e55a0d9