[INFO] fetching crate bsv-wasm 1.2.0-beta.1...
[INFO] testing bsv-wasm-1.2.0-beta.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate bsv-wasm 1.2.0-beta.1 into /workspace/builds/worker-117/source
[INFO] validating manifest of crates.io crate bsv-wasm 1.2.0-beta.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bsv-wasm 1.2.0-beta.1
[INFO] finished tweaking crates.io crate bsv-wasm 1.2.0-beta.1
[INFO] tweaked toml for crates.io crate bsv-wasm 1.2.0-beta.1 written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded open v1.7.1
[INFO] [stderr]   Downloaded openssl-sys v0.9.45
[INFO] [stderr]   Downloaded openssl v0.10.22
[INFO] [stderr]   Downloaded handlebars v1.1.0
[INFO] [stderr]   Downloaded parity-wasm v0.35.7
[INFO] [stderr]   Downloaded websocket v0.21.1
[INFO] [stderr]   Downloaded flexbuffers v2.0.0
[INFO] [stderr]   Downloaded cargo-web v0.6.26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac5c03cce8258df240950fd13397e43e3fc6cc1f3accc46ded9a0ebff46a3428
[INFO] running `Command { std: "docker" "start" "-a" "ac5c03cce8258df240950fd13397e43e3fc6cc1f3accc46ded9a0ebff46a3428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac5c03cce8258df240950fd13397e43e3fc6cc1f3accc46ded9a0ebff46a3428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac5c03cce8258df240950fd13397e43e3fc6cc1f3accc46ded9a0ebff46a3428", kill_on_drop: false }`
[INFO] [stdout] ac5c03cce8258df240950fd13397e43e3fc6cc1f3accc46ded9a0ebff46a3428
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c938e22768112996a69372b2c4abaae61e4e6476b258a51565f67132290f27ce
[INFO] running `Command { std: "docker" "start" "-a" "c938e22768112996a69372b2c4abaae61e4e6476b258a51565f67132290f27ce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.75
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling const-oid v0.6.0
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling cpufeatures v0.1.5
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling zeroize v1.4.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.75
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling base64ct v1.0.0
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling bs58 v0.4.0
[INFO] [stderr]    Compiling strum v0.21.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling der v0.4.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling ff v0.10.0
[INFO] [stderr]    Compiling password-hash v0.2.2
[INFO] [stderr]    Compiling group v0.10.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling spki v0.4.0
[INFO] [stderr]    Compiling pkcs8 v0.7.5
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling crypto-bigint v0.2.2
[INFO] [stderr]    Compiling hmac v0.11.0
[INFO] [stderr]    Compiling sha2 v0.9.5
[INFO] [stderr]    Compiling signature v1.3.1
[INFO] [stderr]    Compiling sha-1 v0.9.7
[INFO] [stderr]    Compiling ripemd160 v0.9.1
[INFO] [stderr]    Compiling ctr v0.7.0
[INFO] [stderr]    Compiling block-modes v0.8.1
[INFO] [stderr]    Compiling aes v0.7.4
[INFO] [stderr]    Compiling elliptic-curve v0.10.5
[INFO] [stderr]    Compiling pbkdf2 v0.8.0
[INFO] [stderr]    Compiling ecdsa v0.12.3
[INFO] [stderr]    Compiling k256 v0.9.6
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.75
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.75
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.75
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasm-bindgen-0.2.75/src/lib.rs:11:34
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![cfg_attr(feature = "nightly", feature(unsize))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-bindgen` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c938e22768112996a69372b2c4abaae61e4e6476b258a51565f67132290f27ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c938e22768112996a69372b2c4abaae61e4e6476b258a51565f67132290f27ce", kill_on_drop: false }`
[INFO] [stdout] c938e22768112996a69372b2c4abaae61e4e6476b258a51565f67132290f27ce
