[INFO] updating cached repository Baidicoot/geml
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Baidicoot/geml
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Baidicoot/geml" "work/ex/beta-1.38-1/sources/1.37.0/gh/Baidicoot/geml"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Baidicoot/geml'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Baidicoot/geml" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Baidicoot/geml"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Baidicoot/geml'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f176ca61dbc699397ba63b6ac8529253e59fc813
[INFO] sha for GitHub repo Baidicoot/geml: f176ca61dbc699397ba63b6ac8529253e59fc813
[INFO] validating manifest of Baidicoot/geml on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Baidicoot/geml on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Baidicoot/geml
[INFO] finished frobbing Baidicoot/geml
[INFO] frobbed toml for Baidicoot/geml written to work/ex/beta-1.38-1/sources/1.37.0/gh/Baidicoot/geml/Cargo.toml
[INFO] started frobbing Baidicoot/geml
[INFO] finished frobbing Baidicoot/geml
[INFO] frobbed toml for Baidicoot/geml written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Baidicoot/geml/Cargo.toml
[INFO] crate Baidicoot/geml already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Baidicoot/geml against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Baidicoot/geml:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] ffde1cc578f0a6748d6eb71c1f2adc2a525c64b146969268edfb11c4746c5107
[INFO] running `"docker" "start" "-a" "ffde1cc578f0a6748d6eb71c1f2adc2a525c64b146969268edfb11c4746c5107"`
[INFO] [stderr] warning: unused manifest key: package.categorys
[INFO] [stderr] warning: unused manifest key: package.license_file
[INFO] [stderr]    Compiling geml v1.1.26 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `cap`
[INFO] [stderr]    --> src/markdown/mod.rs:107:18
[INFO] [stderr]     |
[INFO] [stderr] 107 | fn rule_replacer(cap: &Captures) -> String {
[INFO] [stderr]     |                  ^^^ help: consider prefixing with an underscore: `_cap`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/bin/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(duration_as_u128)]
[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 `geml`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ffde1cc578f0a6748d6eb71c1f2adc2a525c64b146969268edfb11c4746c5107"`
[INFO] running `"docker" "rm" "-f" "ffde1cc578f0a6748d6eb71c1f2adc2a525c64b146969268edfb11c4746c5107"`
[INFO] [stdout] ffde1cc578f0a6748d6eb71c1f2adc2a525c64b146969268edfb11c4746c5107