[INFO] crate mosaic 0.1.0 is already in cache
[INFO] extracting crate mosaic 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/mosaic/0.1.0
[INFO] extracting crate mosaic 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mosaic/0.1.0
[INFO] validating manifest of mosaic-0.1.0 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 mosaic-0.1.0 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 mosaic-0.1.0
[INFO] finished frobbing mosaic-0.1.0
[INFO] frobbed toml for mosaic-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mosaic/0.1.0/Cargo.toml
[INFO] started frobbing mosaic-0.1.0
[INFO] finished frobbing mosaic-0.1.0
[INFO] frobbed toml for mosaic-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mosaic/0.1.0/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 mosaic-0.1.0 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-1/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/mosaic/0.1.0:/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] 64d0ce0d68af86092bf2b7aef71f2ab47628383c47e6361965e45b1fd72c5b7d
[INFO] running `"docker" "start" "-a" "64d0ce0d68af86092bf2b7aef71f2ab47628383c47e6361965e45b1fd72c5b7d"`
[INFO] [stderr]    Compiling xi-unicode v0.1.0
[INFO] [stderr]    Compiling mint v0.5.1
[INFO] [stderr]    Compiling app_dirs2 v2.0.3
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling smart-default v0.2.0
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling lewton v0.5.2
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]    Compiling sid v0.5.2
[INFO] [stderr]    Compiling cgmath v0.14.1
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling lyon_geom v0.10.1
[INFO] [stderr]    Compiling rusttype v0.5.2
[INFO] [stderr]    Compiling gfx_core v0.8.3
[INFO] [stderr]    Compiling nalgebra v0.14.4
[INFO] [stderr]    Compiling zip v0.3.3
[INFO] [stderr]    Compiling sdl2 v0.31.0
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling twox-hash v1.5.0
[INFO] [stderr]    Compiling lyon_path v0.10.1
[INFO] [stderr]    Compiling lyon_tessellation v0.10.2
[INFO] [stderr]    Compiling rodio v0.7.0
[INFO] [stderr]    Compiling lyon v0.10.2
[INFO] [stderr] warning[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.14.4/src/core/cg.rs:292:44
[INFO] [stderr]     |
[INFO] [stderr] 292 |                 self[(j, i)] += shift[j] * self[(D::dim() - 1, i)];
[INFO] [stderr]     |                 ---------------------------^^^^-------------------
[INFO] [stderr]     |                 |                          |
[INFO] [stderr]     |                 |                          immutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow later used here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling gfx_device_gl v0.15.5
[INFO] [stderr]    Compiling gfx v0.17.1
[INFO] [stderr]    Compiling gfx_window_sdl v0.8.0
[INFO] [stderr]    Compiling gfx_glyph v0.10.2
[INFO] [stderr]    Compiling ggez v0.4.4
[INFO] [stderr]    Compiling mosaic v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.79s
[INFO] running `"docker" "inspect" "64d0ce0d68af86092bf2b7aef71f2ab47628383c47e6361965e45b1fd72c5b7d"`
[INFO] running `"docker" "rm" "-f" "64d0ce0d68af86092bf2b7aef71f2ab47628383c47e6361965e45b1fd72c5b7d"`
[INFO] [stdout] 64d0ce0d68af86092bf2b7aef71f2ab47628383c47e6361965e45b1fd72c5b7d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/mosaic/0.1.0:/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] 322ba976f7ffb9067cd0aa076b16d8dafa8546593750cc44ba1e1189e26ef776
[INFO] running `"docker" "start" "-a" "322ba976f7ffb9067cd0aa076b16d8dafa8546593750cc44ba1e1189e26ef776"`
[INFO] [stderr]    Compiling mosaic v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "322ba976f7ffb9067cd0aa076b16d8dafa8546593750cc44ba1e1189e26ef776"`
[INFO] running `"docker" "rm" "-f" "322ba976f7ffb9067cd0aa076b16d8dafa8546593750cc44ba1e1189e26ef776"`
[INFO] [stdout] 322ba976f7ffb9067cd0aa076b16d8dafa8546593750cc44ba1e1189e26ef776
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/mosaic/0.1.0:/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] e5d53f578bb9d13c2bd82a05ea92168acb9689dc3ee39e7d5e6a4f72e2aaf1cb
[INFO] running `"docker" "start" "-a" "e5d53f578bb9d13c2bd82a05ea92168acb9689dc3ee39e7d5e6a4f72e2aaf1cb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mosaic-60b3597cd90bf969
[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]    Doc-tests mosaic
[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" "e5d53f578bb9d13c2bd82a05ea92168acb9689dc3ee39e7d5e6a4f72e2aaf1cb"`
[INFO] running `"docker" "rm" "-f" "e5d53f578bb9d13c2bd82a05ea92168acb9689dc3ee39e7d5e6a4f72e2aaf1cb"`
[INFO] [stdout] e5d53f578bb9d13c2bd82a05ea92168acb9689dc3ee39e7d5e6a4f72e2aaf1cb