[INFO] updating cached repository DR-BoneZ/borker-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DR-BoneZ/borker-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DR-BoneZ/borker-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/DR-BoneZ/borker-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/DR-BoneZ/borker-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DR-BoneZ/borker-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DR-BoneZ/borker-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DR-BoneZ/borker-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 89b6b3c54e25e80f08a66a462b34d5c43da52350
[INFO] sha for GitHub repo DR-BoneZ/borker-rs: 89b6b3c54e25e80f08a66a462b34d5c43da52350
[INFO] validating manifest of DR-BoneZ/borker-rs 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 DR-BoneZ/borker-rs 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 DR-BoneZ/borker-rs
[INFO] finished frobbing DR-BoneZ/borker-rs
[INFO] frobbed toml for DR-BoneZ/borker-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/DR-BoneZ/borker-rs/Cargo.toml
[INFO] started frobbing DR-BoneZ/borker-rs
[INFO] finished frobbing DR-BoneZ/borker-rs
[INFO] frobbed toml for DR-BoneZ/borker-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DR-BoneZ/borker-rs/Cargo.toml
[INFO] crate DR-BoneZ/borker-rs 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 DR-BoneZ/borker-rs 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-1/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/DR-BoneZ/borker-rs:/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] 6aae497235ee37b7d8cc47631cf0d217fb2bb32c477c98a5918c774d5993f1a2
[INFO] running `"docker" "start" "-a" "6aae497235ee37b7d8cc47631cf0d217fb2bb32c477c98a5918c774d5993f1a2"`
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.38
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling wasm-bindgen v0.2.38
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling bech32 v0.5.0
[INFO] [stderr]    Compiling wee_alloc v0.4.4
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling half v1.3.0
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling secp256k1 v0.12.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling block-padding v0.1.3
[INFO] [stderr]    Compiling bitcoin-bech32 v0.8.1
[INFO] [stderr]    Compiling generic-array v0.8.3
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling bitcoin_hashes v0.3.1
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling block-buffer v0.7.0
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling crypto-mac v0.4.0
[INFO] [stderr]    Compiling digest v0.6.2
[INFO] [stderr]    Compiling block-buffer v0.2.0
[INFO] [stderr]    Compiling ripemd160 v0.8.0
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling hmac v0.7.0
[INFO] [stderr]    Compiling hmac v0.4.2
[INFO] [stderr]    Compiling sha2 v0.6.0
[INFO] [stderr]    Compiling hmac-drbg v0.1.2
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling libsecp256k1 v0.2.2
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.38
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling serde_cbor v0.9.0
[INFO] [stderr]    Compiling bigdecimal v0.0.15
[INFO] [stderr]    Compiling serde_bytes v0.10.5
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.38
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.38
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasm-bindgen-0.2.38/src/lib.rs:10:34
[INFO] [stderr]    |
[INFO] [stderr] 10 | #![cfg_attr(feature = "nightly", feature(unsize))]
[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 `wasm-bindgen`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "6aae497235ee37b7d8cc47631cf0d217fb2bb32c477c98a5918c774d5993f1a2"`
[INFO] running `"docker" "rm" "-f" "6aae497235ee37b7d8cc47631cf0d217fb2bb32c477c98a5918c774d5993f1a2"`
[INFO] [stdout] 6aae497235ee37b7d8cc47631cf0d217fb2bb32c477c98a5918c774d5993f1a2