[INFO] updating cached repository https://github.com/NecroTechno/Osu-Map-Recommendation-Engine
[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] e877b060b2e3b4b0287c87fa8f28a84288459df2
[INFO] testing NecroTechno/Osu-Map-Recommendation-Engine against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FNecroTechno%2FOsu-Map-Recommendation-Engine" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NecroTechno/Osu-Map-Recommendation-Engine 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/NecroTechno/Osu-Map-Recommendation-Engine
[INFO] finished tweaking git repo https://github.com/NecroTechno/Osu-Map-Recommendation-Engine
[INFO] tweaked toml for git repo https://github.com/NecroTechno/Osu-Map-Recommendation-Engine written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/NecroTechno/Osu-Map-Recommendation-Engine 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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] b72db947d30b1deaef73b201ad64e6b09ad5ef56345091cb24c89080aae86bd6
[INFO] running `"docker" "start" "-a" "b72db947d30b1deaef73b201ad64e6b09ad5ef56345091cb24c89080aae86bd6"`
[INFO] [stderr]    Compiling cc v1.0.32
[INFO] [stderr]    Compiling openssl v0.10.20
[INFO] [stderr]    Compiling tokio-executor v0.1.7
[INFO] [stderr]    Compiling unicase v2.3.0
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling http v0.1.16
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling tokio-timer v0.2.10
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.13
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime v0.3.13
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling openssl-sys v0.9.43
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling tokio v0.1.18
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling h2 v0.1.17
[INFO] [stderr]    Compiling hyper v0.12.25
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.12
[INFO] [stderr]    Compiling osu_map_recommendation_engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: environment variable `OSU_API_KEY` not defined
[INFO] [stderr]   --> src/commands.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             env!("OSU_API_KEY"),
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: environment variable `OSU_API_KEY` not defined
[INFO] [stderr]   --> src/main.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |         env!("OSU_API_KEY"),
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: environment variable `OSU_API_KEY` not defined
[INFO] [stderr]   --> src/main.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         env!("OSU_API_KEY"),
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: environment variable `OSU_API_KEY` not defined
[INFO] [stderr]   --> src/main.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         env!("OSU_API_KEY"),
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `osu_map_recommendation_engine`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b72db947d30b1deaef73b201ad64e6b09ad5ef56345091cb24c89080aae86bd6"`
[INFO] running `"docker" "rm" "-f" "b72db947d30b1deaef73b201ad64e6b09ad5ef56345091cb24c89080aae86bd6"`
[INFO] [stdout] b72db947d30b1deaef73b201ad64e6b09ad5ef56345091cb24c89080aae86bd6