[INFO] updating cached repository realcr/rs-gf256
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/realcr/rs-gf256
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/realcr/rs-gf256" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/realcr/rs-gf256"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/realcr/rs-gf256'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/realcr/rs-gf256" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/realcr/rs-gf256"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/realcr/rs-gf256'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b68caf106ccb1bee54cce9d45b80e894d6295397
[INFO] sha for GitHub repo realcr/rs-gf256: b68caf106ccb1bee54cce9d45b80e894d6295397
[INFO] validating manifest of realcr/rs-gf256 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of realcr/rs-gf256 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing realcr/rs-gf256
[INFO] finished frobbing realcr/rs-gf256
[INFO] frobbed toml for realcr/rs-gf256 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/realcr/rs-gf256/Cargo.toml
[INFO] started frobbing realcr/rs-gf256
[INFO] finished frobbing realcr/rs-gf256
[INFO] frobbed toml for realcr/rs-gf256 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/realcr/rs-gf256/Cargo.toml
[INFO] crate realcr/rs-gf256 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking realcr/rs-gf256 against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-0/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/realcr/rs-gf256:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 921b1886593bb20d51ca4283da5e02c6c5b61dab9e2669663e4960bd32c96464
[INFO] running `"docker" "start" "-a" "921b1886593bb20d51ca4283da5e02c6c5b61dab9e2669663e4960bd32c96464"`
[INFO] [stderr]     Checking gf256 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/lib.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::sync::{ Once, ONCE_INIT };
[INFO] [stderr]   |                        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:33:21
[INFO] [stderr]    |
[INFO] [stderr] 33 | static INIT: Once = ONCE_INIT;
[INFO] [stderr]    |                     ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/lib.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::sync::{ Once, ONCE_INIT };
[INFO] [stderr]   |                        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:33:21
[INFO] [stderr]    |
[INFO] [stderr] 33 | static INIT: Once = ONCE_INIT;
[INFO] [stderr]    |                     ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "921b1886593bb20d51ca4283da5e02c6c5b61dab9e2669663e4960bd32c96464"`
[INFO] running `"docker" "rm" "-f" "921b1886593bb20d51ca4283da5e02c6c5b61dab9e2669663e4960bd32c96464"`
[INFO] [stdout] 921b1886593bb20d51ca4283da5e02c6c5b61dab9e2669663e4960bd32c96464