[INFO] crate xz2 0.1.6 is already in cache
[INFO] extracting crate xz2 0.1.6 into work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/reg/xz2/0.1.6
[INFO] extracting crate xz2 0.1.6 into work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/reg/xz2/0.1.6
[INFO] validating manifest of xz2-0.1.6 on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of xz2-0.1.6 on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing xz2-0.1.6
[INFO] finished frobbing xz2-0.1.6
[INFO] frobbed toml for xz2-0.1.6 written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/reg/xz2/0.1.6/Cargo.toml
[INFO] started frobbing xz2-0.1.6
[INFO] finished frobbing xz2-0.1.6
[INFO] frobbed toml for xz2-0.1.6 written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/reg/xz2/0.1.6/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking xz2-0.1.6 against try#78b0bd8441ef961f6475e3d47fe3bca38cb83432 for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-5/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/reg/xz2/0.1.6:/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" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bf3bb7ffce82fae4c44a9103f06a3526bdd575a7ca0d3461724aff1ef71c743a
[INFO] running `"docker" "start" "-a" "bf3bb7ffce82fae4c44a9103f06a3526bdd575a7ca0d3461724aff1ef71c743a"`
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking xz2 v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking quickcheck v0.7.2
[INFO] [stderr] warning: use of deprecated item 'rand::Rng::gen_iter': use Rng::sample_iter(&Standard) instead
[INFO] [stderr]    --> src/read.rs:250:30
[INFO] [stderr]     |
[INFO] [stderr] 250 |         let v = thread_rng().gen_iter::<u8>().take(1024).collect::<Vec<_>>();
[INFO] [stderr]     |                              ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.00s
[INFO] running `"docker" "inspect" "bf3bb7ffce82fae4c44a9103f06a3526bdd575a7ca0d3461724aff1ef71c743a"`
[INFO] running `"docker" "rm" "-f" "bf3bb7ffce82fae4c44a9103f06a3526bdd575a7ca0d3461724aff1ef71c743a"`
[INFO] [stdout] bf3bb7ffce82fae4c44a9103f06a3526bdd575a7ca0d3461724aff1ef71c743a