[INFO] updating cached repository johnpmayer/clamor
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/johnpmayer/clamor
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/johnpmayer/clamor" "work/ex/beta-1.38-1/sources/1.37.0/gh/johnpmayer/clamor"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/johnpmayer/clamor'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/johnpmayer/clamor" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/johnpmayer/clamor"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/johnpmayer/clamor'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d3cad3665ec21944a3e3c5ee41e2b78ebd844f2b
[INFO] sha for GitHub repo johnpmayer/clamor: d3cad3665ec21944a3e3c5ee41e2b78ebd844f2b
[INFO] validating manifest of johnpmayer/clamor 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 johnpmayer/clamor 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 johnpmayer/clamor
[INFO] finished frobbing johnpmayer/clamor
[INFO] frobbed toml for johnpmayer/clamor written to work/ex/beta-1.38-1/sources/1.37.0/gh/johnpmayer/clamor/Cargo.toml
[INFO] started frobbing johnpmayer/clamor
[INFO] finished frobbing johnpmayer/clamor
[INFO] frobbed toml for johnpmayer/clamor written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/johnpmayer/clamor/Cargo.toml
[INFO] crate johnpmayer/clamor 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 johnpmayer/clamor against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/johnpmayer/clamor:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] ebe250a5c1553751e2a40eef7d955004b87448dc68abaf208d5caa9b10a62500
[INFO] running `"docker" "start" "-a" "ebe250a5c1553751e2a40eef7d955004b87448dc68abaf208d5caa9b10a62500"`
[INFO] [stderr]    Compiling odds v0.2.25
[INFO] [stderr]    Compiling bitflags v1.0.0
[INFO] [stderr]    Compiling serde v1.0.16
[INFO] [stderr]    Compiling linked-hash-map v0.5.0
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]    Compiling matrixmultiply v0.1.13
[INFO] [stderr]    Compiling allocators v0.1.0 (https://github.com/citybound/citybound#92415ab0)
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling shared_library v0.1.7
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling x11-dl v2.16.0
[INFO] [stderr]    Compiling draw_state v0.7.1
[INFO] [stderr]    Compiling deflate v0.7.17
[INFO] [stderr]    Compiling num-complex v0.1.40
[INFO] [stderr]    Compiling inflate v0.3.3
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]    Compiling num-bigint v0.1.40
[INFO] [stderr]    Compiling chunked v0.1.0 (https://github.com/citybound/citybound#92415ab0)
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/citybound-01a382b1dd62b125/92415ab/engine/chunked/src/lib.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | #![feature(box_syntax)]
[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 `chunked`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "ebe250a5c1553751e2a40eef7d955004b87448dc68abaf208d5caa9b10a62500"`
[INFO] running `"docker" "rm" "-f" "ebe250a5c1553751e2a40eef7d955004b87448dc68abaf208d5caa9b10a62500"`
[INFO] [stdout] ebe250a5c1553751e2a40eef7d955004b87448dc68abaf208d5caa9b10a62500