[INFO] crate reducer 2.0.0-alpha.1 is already in cache
[INFO] extracting crate reducer 2.0.0-alpha.1 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/reducer/2.0.0-alpha.1
[INFO] extracting crate reducer 2.0.0-alpha.1 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/reducer/2.0.0-alpha.1
[INFO] validating manifest of reducer-2.0.0-alpha.1 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of reducer-2.0.0-alpha.1 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing reducer-2.0.0-alpha.1
[INFO] removed 2 missing examples
[INFO] finished frobbing reducer-2.0.0-alpha.1
[INFO] frobbed toml for reducer-2.0.0-alpha.1 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/reducer/2.0.0-alpha.1/Cargo.toml
[INFO] started frobbing reducer-2.0.0-alpha.1
[INFO] removed 2 missing examples
[INFO] finished frobbing reducer-2.0.0-alpha.1
[INFO] frobbed toml for reducer-2.0.0-alpha.1 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/reducer/2.0.0-alpha.1/Cargo.toml
[INFO] crate reducer-2.0.0-alpha.1 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking reducer-2.0.0-alpha.1 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-6/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/reducer/2.0.0-alpha.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=forbid" "-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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bd29483b632e8101c038183c1111c0923de6af756c8b51d078963e7f19f48033
[INFO] running `"docker" "start" "-a" "bd29483b632e8101c038183c1111c0923de6af756c8b51d078963e7f19f48033"`
[INFO] [stderr]     Checking ttf-noto-sans v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling ui-sys v0.1.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking num-complex v0.2.3
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.16
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking rusttype v0.7.7
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]    Compiling conrod_derive v0.65.0
[INFO] [stderr]    Compiling derive_deref v1.1.0
[INFO] [stderr]    Compiling proptest-derive v0.1.2
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]     Checking wayland-commons v0.21.12
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking pistoncore-input v0.24.0
[INFO] [stderr]     Checking gfx_core v0.8.3
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking wayland-client v0.21.12
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.16
[INFO] [stderr]     Checking conrod_core v0.65.0
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.16
[INFO] [stderr]     Checking reducer v2.0.0-alpha.1 (/opt/crater/workdir)
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tempfile v3.0.8
[INFO] [stderr]     Checking wayland-protocols v0.21.12
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking proptest v0.9.4
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.5
[INFO] [stderr]     Checking iui v0.3.0
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_device_gl v0.15.5
[INFO] [stderr]     Checking gfx_window_glutin v0.28.0
[INFO] [stderr]     Checking conrod_gfx v0.65.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `"docker" "inspect" "bd29483b632e8101c038183c1111c0923de6af756c8b51d078963e7f19f48033"`
[INFO] running `"docker" "rm" "-f" "bd29483b632e8101c038183c1111c0923de6af756c8b51d078963e7f19f48033"`
[INFO] [stdout] bd29483b632e8101c038183c1111c0923de6af756c8b51d078963e7f19f48033