[INFO] updating cached repository AltOS-Rust/cm0-port
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AltOS-Rust/cm0-port
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AltOS-Rust/cm0-port" "work/ex/beta-1.37-6/sources/1.36.0/gh/AltOS-Rust/cm0-port"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/AltOS-Rust/cm0-port'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AltOS-Rust/cm0-port" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AltOS-Rust/cm0-port"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AltOS-Rust/cm0-port'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 90d34a47dd4cc3d4cad13439d2f1a73a7d79299d
[INFO] sha for GitHub repo AltOS-Rust/cm0-port: 90d34a47dd4cc3d4cad13439d2f1a73a7d79299d
[INFO] validating manifest of AltOS-Rust/cm0-port 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 AltOS-Rust/cm0-port 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 AltOS-Rust/cm0-port
[INFO] removed path dependency arm from AltOS-Rust/cm0-port
[INFO] finished frobbing AltOS-Rust/cm0-port
[INFO] frobbed toml for AltOS-Rust/cm0-port written to work/ex/beta-1.37-6/sources/1.36.0/gh/AltOS-Rust/cm0-port/Cargo.toml
[INFO] started frobbing AltOS-Rust/cm0-port
[INFO] removed path dependency arm from AltOS-Rust/cm0-port
[INFO] finished frobbing AltOS-Rust/cm0-port
[INFO] frobbed toml for AltOS-Rust/cm0-port written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AltOS-Rust/cm0-port/Cargo.toml
[INFO] crate AltOS-Rust/cm0-port already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/AltOS-Rust/cm0-port/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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]     Updating git repository `https://github.com/AltOS-Rust/altos-core`
[INFO] [stderr]     Updating git repository `https://github.com/AltOS-Rust/volatile`
[INFO] [stderr]     Updating git repository `https://github.com/AltOS-Rust/cm0-atomic`
[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] [stderr]     Updating git repository `https://github.com/AltOS-Rust/altos-core`
[INFO] [stderr]     Updating git repository `https://github.com/AltOS-Rust/volatile`
[INFO] [stderr]     Updating git repository `https://github.com/AltOS-Rust/cm0-atomic`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing AltOS-Rust/cm0-port 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-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AltOS-Rust/cm0-port:/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] ba563b6fb983cb362b3ffdf13c14a9a303a9a3b0905deac750cbdf510759de2a
[INFO] running `"docker" "start" "-a" "ba563b6fb983cb362b3ffdf13c14a9a303a9a3b0905deac750cbdf510759de2a"`
[INFO] [stderr] warning: dependency (arm) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling cm0_sync v0.1.0 (https://github.com/AltOS-Rust/altos-core#49236794)
[INFO] [stderr]    Compiling arm v0.0.1
[INFO] [stderr]    Compiling altos-macros v0.1.0 (https://github.com/AltOS-Rust/altos-core#49236794)
[INFO] [stderr]    Compiling volatile-ptr v0.1.0 (https://github.com/AltOS-Rust/volatile#a6c4b3d8)
[INFO] [stderr] error[E0554]: #![feature] may not be used on the beta release channel
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/altos-core-ea5d92ea11596cf6/4923679/libs/cm0_sync/src/lib.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | #![feature(cfg_target_has_atomic)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the beta release channel
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/altos-core-ea5d92ea11596cf6/4923679/libs/cm0_sync/src/lib.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | #![feature(const_fn)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `cm0_sync`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0554]: #![feature] may not be used on the beta release channel
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/volatile-f8b640add15eb786/a6c4b3d/src/lib.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | #![feature(core_intrinsics)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the beta release channel
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/volatile-f8b640add15eb786/a6c4b3d/src/lib.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | #![feature(asm)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the beta release channel
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/volatile-f8b640add15eb786/a6c4b3d/src/lib.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | #![feature(unsize)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the beta release channel
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/volatile-f8b640add15eb786/a6c4b3d/src/lib.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | #![feature(coerce_unsized)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `volatile-ptr`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "ba563b6fb983cb362b3ffdf13c14a9a303a9a3b0905deac750cbdf510759de2a"`
[INFO] running `"docker" "rm" "-f" "ba563b6fb983cb362b3ffdf13c14a9a303a9a3b0905deac750cbdf510759de2a"`
[INFO] [stdout] ba563b6fb983cb362b3ffdf13c14a9a303a9a3b0905deac750cbdf510759de2a