[INFO] cloning repository https://github.com/Zenithsiz/poke-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Zenithsiz/poke-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZenithsiz%2Fpoke-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZenithsiz%2Fpoke-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be6b2e6544df022acffbfa25c9f962b1691d2939
[INFO] testing Zenithsiz/poke-rs against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZenithsiz%2Fpoke-rs" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Zenithsiz/poke-rs on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Zenithsiz/poke-rs
[INFO] finished tweaking git repo https://github.com/Zenithsiz/poke-rs
[INFO] tweaked toml for git repo https://github.com/Zenithsiz/poke-rs written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/Zenithsiz/poke-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a2f3aadbd6e56757b8ef05795a9ef3679a6e42c58913738b1a935145c759c3d
[INFO] running `Command { std: "docker" "start" "-a" "8a2f3aadbd6e56757b8ef05795a9ef3679a6e42c58913738b1a935145c759c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a2f3aadbd6e56757b8ef05795a9ef3679a6e42c58913738b1a935145c759c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2f3aadbd6e56757b8ef05795a9ef3679a6e42c58913738b1a935145c759c3d", kill_on_drop: false }`
[INFO] [stdout] 8a2f3aadbd6e56757b8ef05795a9ef3679a6e42c58913738b1a935145c759c3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f96fec17605d9527145d5186c9960be154a55f2d7c07daa8be32ea8bb854697d
[INFO] running `Command { std: "docker" "start" "-a" "f96fec17605d9527145d5186c9960be154a55f2d7c07daa8be32ea8bb854697d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ascii v1.0.0
[INFO] [stderr]    Compiling int-conv v0.1.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling simplelog v0.10.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling sealed v0.3.0
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling zutil v0.1.0 (https://github.com/Zenithsiz/zutil?rev=2a029369ac5aa4e7dbd6f6afb78ae419ee18666f#2a029369)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/zutil-cae5f8b94c10a9ee/2a02936/src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / #![feature(
[INFO] [stdout] 18 | |     slice_index_methods,
[INFO] [stdout] 19 | |     format_args_capture,
[INFO] [stdout] 20 | |     seek_stream_len,
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |     associated_type_bounds
[INFO] [stdout] 33 | | )]
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `format_args_capture` has been stable since 1.58.0 and no longer requires an attribute to enable
[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 `zutil` 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" "f96fec17605d9527145d5186c9960be154a55f2d7c07daa8be32ea8bb854697d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f96fec17605d9527145d5186c9960be154a55f2d7c07daa8be32ea8bb854697d", kill_on_drop: false }`
[INFO] [stdout] f96fec17605d9527145d5186c9960be154a55f2d7c07daa8be32ea8bb854697d