[INFO] crate dbcc 2.0.0-alpha.9 is already in cache
[INFO] extracting crate dbcc 2.0.0-alpha.9 into work/ex/beta-1.37-6/sources/1.36.0/reg/dbcc/2.0.0-alpha.9
[INFO] extracting crate dbcc 2.0.0-alpha.9 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dbcc/2.0.0-alpha.9
[INFO] validating manifest of dbcc-2.0.0-alpha.9 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dbcc-2.0.0-alpha.9 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dbcc-2.0.0-alpha.9
[INFO] finished frobbing dbcc-2.0.0-alpha.9
[INFO] frobbed toml for dbcc-2.0.0-alpha.9 written to work/ex/beta-1.37-6/sources/1.36.0/reg/dbcc/2.0.0-alpha.9/Cargo.toml
[INFO] started frobbing dbcc-2.0.0-alpha.9
[INFO] finished frobbing dbcc-2.0.0-alpha.9
[INFO] frobbed toml for dbcc-2.0.0-alpha.9 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dbcc/2.0.0-alpha.9/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing dbcc-2.0.0-alpha.9 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dbcc/2.0.0-alpha.9:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 1501827d9799ad597c9038f8e23b9fb63d4374f8d8c470be4b33f2629a4a15f1
[INFO] running `"docker" "start" "-a" "1501827d9799ad597c9038f8e23b9fb63d4374f8d8c470be4b33f2629a4a15f1"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling derive-getters v0.0.7
[INFO] [stderr]    Compiling socketcan v1.7.0
[INFO] [stderr]    Compiling pretty_env_logger v0.3.0
[INFO] [stderr]    Compiling can-dbc v2.2.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling dbcc v2.0.0-alpha.9 (/opt/crater/workdir)
[INFO] [stderr] error[E0554]: #![feature] may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Blake2b`
[INFO] [stderr]  --> src/lib.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 | use blake2::{Blake2b, Digest};
[INFO] [stderr]   |              ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:434:10
[INFO] [stderr]     |
[INFO] [stderr] 434 |         0...SFF_MASK => format!(
[INFO] [stderr]     |          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lib.rs:438:17
[INFO] [stderr]     |
[INFO] [stderr] 438 |         SFF_MASK...EFF_MASK => format!(
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Digest`
[INFO] [stderr]  --> src/lib.rs:5:23
[INFO] [stderr]   |
[INFO] [stderr] 5 | use blake2::{Blake2b, Digest};
[INFO] [stderr]   |                       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `dbcc`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1501827d9799ad597c9038f8e23b9fb63d4374f8d8c470be4b33f2629a4a15f1"`
[INFO] running `"docker" "rm" "-f" "1501827d9799ad597c9038f8e23b9fb63d4374f8d8c470be4b33f2629a4a15f1"`
[INFO] [stdout] 1501827d9799ad597c9038f8e23b9fb63d4374f8d8c470be4b33f2629a4a15f1