[INFO] crate byteorder 1.2.7 is already in cache
[INFO] extracting crate byteorder 1.2.7 into work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/byteorder/1.2.7
[INFO] extracting crate byteorder 1.2.7 into work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/byteorder/1.2.7
[INFO] validating manifest of byteorder-1.2.7 on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of byteorder-1.2.7 on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing byteorder-1.2.7
[INFO] finished frobbing byteorder-1.2.7
[INFO] frobbed toml for byteorder-1.2.7 written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/byteorder/1.2.7/Cargo.toml
[INFO] started frobbing byteorder-1.2.7
[INFO] finished frobbing byteorder-1.2.7
[INFO] frobbed toml for byteorder-1.2.7 written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/byteorder/1.2.7/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking byteorder-1.2.7 against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-6/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/byteorder/1.2.7:/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 45b17db564d0fb7cb40d770e5ad1db7b51a393ebdb7a3889332d82f08f55bbb6
[INFO] running `"docker" "start" "-a" "45b17db564d0fb7cb40d770e5ad1db7b51a393ebdb7a3889332d82f08f55bbb6"`
[INFO] [stderr]     Checking byteorder v1.2.7 (/opt/crater/workdir)
[INFO] [stderr]     Checking quickcheck v0.7.2
[INFO] [stderr] warning: unused import: `Rng`
[INFO] [stderr]     --> src/lib.rs:2309:22
[INFO] [stderr]      |
[INFO] [stderr] 2309 |     use self::rand::{Rng, thread_rng};
[INFO] [stderr]      |                      ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `"docker" "inspect" "45b17db564d0fb7cb40d770e5ad1db7b51a393ebdb7a3889332d82f08f55bbb6"`
[INFO] running `"docker" "rm" "-f" "45b17db564d0fb7cb40d770e5ad1db7b51a393ebdb7a3889332d82f08f55bbb6"`
[INFO] [stdout] 45b17db564d0fb7cb40d770e5ad1db7b51a393ebdb7a3889332d82f08f55bbb6