[INFO] fetching crate bitorder 0.0.2...
[INFO] testing bitorder-0.0.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate bitorder 0.0.2 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate bitorder 0.0.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitorder 0.0.2
[INFO] finished tweaking crates.io crate bitorder 0.0.2
[INFO] tweaked toml for crates.io crate bitorder 0.0.2 written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] crate crates.io crate bitorder 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4c549d3f99ba814d44b17fccd7b97ff903f2a25c93b33e818b71ca630a4bffd
[INFO] running `Command { std: "docker" "start" "-a" "a4c549d3f99ba814d44b17fccd7b97ff903f2a25c93b33e818b71ca630a4bffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4c549d3f99ba814d44b17fccd7b97ff903f2a25c93b33e818b71ca630a4bffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c549d3f99ba814d44b17fccd7b97ff903f2a25c93b33e818b71ca630a4bffd", kill_on_drop: false }`
[INFO] [stdout] a4c549d3f99ba814d44b17fccd7b97ff903f2a25c93b33e818b71ca630a4bffd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9643bc44e11959f001bde41d6a5409032501e1d9b2372e41c95d85541561c0e1
[INFO] running `Command { std: "docker" "start" "-a" "9643bc44e11959f001bde41d6a5409032501e1d9b2372e41c95d85541561c0e1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bitorder v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "9643bc44e11959f001bde41d6a5409032501e1d9b2372e41c95d85541561c0e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9643bc44e11959f001bde41d6a5409032501e1d9b2372e41c95d85541561c0e1", kill_on_drop: false }`
[INFO] [stdout] 9643bc44e11959f001bde41d6a5409032501e1d9b2372e41c95d85541561c0e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc7446fbb75d50e0c207fbc2d52b4ece2792557f7644f2bc0c5e8f054c2d537d
[INFO] running `Command { std: "docker" "start" "-a" "dc7446fbb75d50e0c207fbc2d52b4ece2792557f7644f2bc0c5e8f054c2d537d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde v1.0.135
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling funty v1.2.0
[INFO] [stderr]    Compiling wyz v0.4.0
[INFO] [stderr]    Compiling bitvec v0.22.3
[INFO] [stderr]    Compiling darling_core v0.13.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling darling_macro v0.13.1
[INFO] [stderr]    Compiling darling v0.13.1
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling deku_derive v0.12.5
[INFO] [stderr]    Compiling deku v0.12.5
[INFO] [stderr]    Compiling bitorder v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BitWriter`
[INFO] [stdout]  --> examples/main.rs:4:38
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bitorder::container::{BitReader, BitWriter};
[INFO] [stdout]   |                                      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Lsb0`
[INFO] [stdout]  --> examples/main.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bitorder::{BitOrder, Lsb0, Msb0};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Bencher`, `black_box`
[INFO] [stdout]  --> examples/main.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | use test::{black_box, Bencher};
[INFO] [stdout]   |            ^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> examples/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BitOrder`
[INFO] [stdout]  --> examples/main.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bitorder::{BitOrder, Lsb0, Msb0};
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bitorder` due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "dc7446fbb75d50e0c207fbc2d52b4ece2792557f7644f2bc0c5e8f054c2d537d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc7446fbb75d50e0c207fbc2d52b4ece2792557f7644f2bc0c5e8f054c2d537d", kill_on_drop: false }`
[INFO] [stdout] dc7446fbb75d50e0c207fbc2d52b4ece2792557f7644f2bc0c5e8f054c2d537d