[INFO] updating cached repository https://github.com/zekesonxx/smaz-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f4722b475b19d051a21f5ce4022164fd3e2d09af
[INFO] testing zekesonxx/smaz-rs against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzekesonxx%2Fsmaz-rs" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zekesonxx/smaz-rs on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/zekesonxx/smaz-rs
[INFO] finished tweaking git repo https://github.com/zekesonxx/smaz-rs
[INFO] tweaked toml for git repo https://github.com/zekesonxx/smaz-rs written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/zekesonxx/smaz-rs already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] b7f7164fd69ba4e01c4abf6745a802948bb5a8374d0dac380c9a265c6fe309c8
[INFO] running `"docker" "start" "-a" "b7f7164fd69ba4e01c4abf6745a802948bb5a8374d0dac380c9a265c6fe309c8"`
[INFO] [stderr]    Compiling smaz-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/port.rs:115:1
[INFO] [stderr]     |
[INFO] [stderr] 115 | / lazy_static! {
[INFO] [stderr] 116 | |     static ref SORTED_CB: Vec<&'static [u8]> = {
[INFO] [stderr] 117 | |         let mut k = Vec::from(SMAZ_COMPRESSION_CB.as_ref());
[INFO] [stderr] 118 | |         k.sort();
[INFO] [stderr] 119 | |         k
[INFO] [stderr] 120 | |     };
[INFO] [stderr] 121 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/port.rs:115:1
[INFO] [stderr]     |
[INFO] [stderr] 115 | / lazy_static! {
[INFO] [stderr] 116 | |     static ref SORTED_CB: Vec<&'static [u8]> = {
[INFO] [stderr] 117 | |         let mut k = Vec::from(SMAZ_COMPRESSION_CB.as_ref());
[INFO] [stderr] 118 | |         k.sort();
[INFO] [stderr] 119 | |         k
[INFO] [stderr] 120 | |     };
[INFO] [stderr] 121 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[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 `smaz-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b7f7164fd69ba4e01c4abf6745a802948bb5a8374d0dac380c9a265c6fe309c8"`
[INFO] running `"docker" "rm" "-f" "b7f7164fd69ba4e01c4abf6745a802948bb5a8374d0dac380c9a265c6fe309c8"`
[INFO] [stdout] b7f7164fd69ba4e01c4abf6745a802948bb5a8374d0dac380c9a265c6fe309c8