[INFO] cloning repository https://github.com/andyyu2004/bit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andyyu2004/bit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyyu2004%2Fbit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyyu2004%2Fbit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35380947ed6387f3ac1f78c46ed728597f23a15c
[INFO] testing andyyu2004/bit against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyyu2004%2Fbit" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andyyu2004/bit on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andyyu2004/bit
[INFO] finished tweaking git repo https://github.com/andyyu2004/bit
[INFO] tweaked toml for git repo https://github.com/andyyu2004/bit written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/andyyu2004/bit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/andyyu2004/diffy`
[INFO] [stderr]     Updating git repository `https://github.com/andyyu2004/rust-fallible-iterator`
[INFO] [stderr]     Updating git repository `https://github.com/andyyu2004/gitoxide`
[INFO] [stderr]     Updating git repository `https://github.com/andyyu2004/jwalk`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded owo-colors v2.1.0
[INFO] [stderr]   Downloaded enumflags2_derive v0.7.4
[INFO] [stderr]   Downloaded openssh v0.8.1
[INFO] [stderr]   Downloaded parse-display-derive v0.5.5
[INFO] [stderr]   Downloaded filebuffer v0.4.0
[INFO] [stderr]   Downloaded ctor v0.1.22
[INFO] [stderr]   Downloaded git-url-parse v0.3.1
[INFO] [stderr]   Downloaded output_vt100 v0.1.3
[INFO] [stderr]   Downloaded async-scoped v0.7.0
[INFO] [stderr]   Downloaded pretty_assertions v0.7.2
[INFO] [stderr]   Downloaded shell-escape v0.1.5
[INFO] [stderr]   Downloaded assert_cmd v1.0.8
[INFO] [stderr]   Downloaded indent_write v2.2.0
[INFO] [stderr]   Downloaded enumflags2 v0.7.4
[INFO] [stderr]   Downloaded structmeta-derive v0.1.4
[INFO] [stderr]   Downloaded quickcheck v1.0.3
[INFO] [stderr]   Downloaded parse-display v0.5.5
[INFO] [stderr]   Downloaded structmeta v0.1.4
[INFO] [stderr]   Downloaded test-log v0.2.10
[INFO] [stderr]   Downloaded quickcheck_macros v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d9203d9ce3cea390fb9c5e9b799bab5dd17c3a22dda3c904a2ccba112c99f17
[INFO] running `Command { std: "docker" "start" "-a" "4d9203d9ce3cea390fb9c5e9b799bab5dd17c3a22dda3c904a2ccba112c99f17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d9203d9ce3cea390fb9c5e9b799bab5dd17c3a22dda3c904a2ccba112c99f17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d9203d9ce3cea390fb9c5e9b799bab5dd17c3a22dda3c904a2ccba112c99f17", kill_on_drop: false }`
[INFO] [stdout] 4d9203d9ce3cea390fb9c5e9b799bab5dd17c3a22dda3c904a2ccba112c99f17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e93678ecd2648d8fa5d7474d10a1e8729225fec95c6ea029ef4a819a2a39ba96
[INFO] running `Command { std: "docker" "start" "-a" "e93678ecd2648d8fa5d7474d10a1e8729225fec95c6ea029ef4a819a2a39ba96", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.5
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling strum v0.20.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling pathdiff v0.2.1
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling owo-colors v2.1.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0 (https://github.com/andyyu2004/rust-fallible-iterator#25da1ce8)
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]    Compiling indent_write v2.2.0
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling bit-ds v0.1.0 (/opt/rustwide/workdir/bit-ds)
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling diffy v0.2.1 (https://github.com/andyyu2004/diffy#25f01fd8)
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling filebuffer v0.4.0
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling structmeta-derive v0.1.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/rust-fallible-iterator-727a1a204ef613e9/25da1ce/src/lib.rs:68:1
[INFO] [stdout]    |
[INFO] [stdout] 68 | #![feature(generic_associated_types)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling enumflags2_derive v0.7.4
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling bit-derive v0.1.0 (/opt/rustwide/workdir/bit-derive)
[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 `fallible-iterator` 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" "e93678ecd2648d8fa5d7474d10a1e8729225fec95c6ea029ef4a819a2a39ba96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e93678ecd2648d8fa5d7474d10a1e8729225fec95c6ea029ef4a819a2a39ba96", kill_on_drop: false }`
[INFO] [stdout] e93678ecd2648d8fa5d7474d10a1e8729225fec95c6ea029ef4a819a2a39ba96