[INFO] cloning repository https://github.com/JohnCorby/joshua-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JohnCorby/joshua-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnCorby%2Fjoshua-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnCorby%2Fjoshua-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9da57e4611e88833016450a3099c7893e9df51ed
[INFO] testing JohnCorby/joshua-rs against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnCorby%2Fjoshua-rs" "/workspace/builds/worker-32/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JohnCorby/joshua-rs 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/JohnCorby/joshua-rs
[INFO] finished tweaking git repo https://github.com/JohnCorby/joshua-rs
[INFO] tweaked toml for git repo https://github.com/JohnCorby/joshua-rs written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate git repo https://github.com/JohnCorby/joshua-rs 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unindent v0.1.7
[INFO] [stderr]   Downloaded strum v0.23.0
[INFO] [stderr]   Downloaded quit_macros v1.1.4
[INFO] [stderr]   Downloaded console v0.15.0
[INFO] [stderr]   Downloaded terminal_size v0.1.17
[INFO] [stderr]   Downloaded derive-new v0.5.9
[INFO] [stderr]   Downloaded by_address v1.0.4
[INFO] [stderr]   Downloaded extend v1.1.2
[INFO] [stderr]   Downloaded quit v1.1.4
[INFO] [stderr]   Downloaded strum_macros v0.23.1
[INFO] [stderr]   Downloaded mangling v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 24312ab8e941a613f66cd0df3caa2e6a3e6f183cf6876da7c2f3570df9b56ce5
[INFO] running `Command { std: "docker" "start" "-a" "24312ab8e941a613f66cd0df3caa2e6a3e6f183cf6876da7c2f3570df9b56ce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24312ab8e941a613f66cd0df3caa2e6a3e6f183cf6876da7c2f3570df9b56ce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24312ab8e941a613f66cd0df3caa2e6a3e6f183cf6876da7c2f3570df9b56ce5", kill_on_drop: false }`
[INFO] [stdout] 24312ab8e941a613f66cd0df3caa2e6a3e6f183cf6876da7c2f3570df9b56ce5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 67ae92075dfb10e644fec0b79607a041dd00101397247b6394afdb8bf632b1da
[INFO] running `Command { std: "docker" "start" "-a" "67ae92075dfb10e644fec0b79607a041dd00101397247b6394afdb8bf632b1da", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling quit_macros v1.1.4
[INFO] [stderr]    Compiling mangling v0.2.3
[INFO] [stderr]    Compiling by_address v1.0.4
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lock_api-0.4.5/src/lib.rs:93:34
[INFO] [stdout]    |
[INFO] [stdout] 93 | #![cfg_attr(feature = "nightly", feature(const_fn_trait_bound))]
[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 `lock_api` 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" "67ae92075dfb10e644fec0b79607a041dd00101397247b6394afdb8bf632b1da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ae92075dfb10e644fec0b79607a041dd00101397247b6394afdb8bf632b1da", kill_on_drop: false }`
[INFO] [stdout] 67ae92075dfb10e644fec0b79607a041dd00101397247b6394afdb8bf632b1da