[INFO] cloning repository https://github.com/achimcc/ink-editor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/achimcc/ink-editor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fachimcc%2Fink-editor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fachimcc%2Fink-editor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ca16604e73c7e0faeb8b1ef3fba72bf53681a47
[INFO] testing achimcc/ink-editor against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fachimcc%2Fink-editor" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  93% (6936/7410)
Updating files:  94% (6966/7410)
Updating files:  95% (7040/7410)
Updating files:  96% (7114/7410)
Updating files:  96% (7187/7410)
Updating files:  97% (7188/7410)
Updating files:  98% (7262/7410)
Updating files:  99% (7336/7410)
Updating files: 100% (7410/7410)
Updating files: 100% (7410/7410), done.
[INFO] validating manifest of git repo https://github.com/achimcc/ink-editor on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] removed /workspace/builds/worker-6/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/achimcc/ink-editor
[INFO] finished tweaking git repo https://github.com/achimcc/ink-editor
[INFO] tweaked toml for git repo https://github.com/achimcc/ink-editor written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/achimcc/ink-editor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a0752fbf3814f450dd004b8cce481757b65f372fd51faa9fc48e7840efbae12
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7a0752fbf3814f450dd004b8cce481757b65f372fd51faa9fc48e7840efbae12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a0752fbf3814f450dd004b8cce481757b65f372fd51faa9fc48e7840efbae12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a0752fbf3814f450dd004b8cce481757b65f372fd51faa9fc48e7840efbae12", kill_on_drop: false }`
[INFO] [stdout] 7a0752fbf3814f450dd004b8cce481757b65f372fd51faa9fc48e7840efbae12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e23e023e10519ef00985cc854cff67ba68f90ea88c83dc217330e39969d7ec29
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e23e023e10519ef00985cc854cff67ba68f90ea88c83dc217330e39969d7ec29", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling text-size v1.1.0
[INFO] [stderr]    Compiling ra_ap_la-arena v0.0.44
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling drop_bomb v0.1.5
[INFO] [stderr]    Compiling fst v0.4.5
[INFO] [stderr]    Compiling arrayvec v0.6.1
[INFO] [stderr]    Compiling cov-mark v1.1.0
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling ra_ap_paths v0.0.44
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.72
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling bumpalo v3.6.1
[INFO] [stderr]    Compiling arrayvec v0.7.0
[INFO] [stderr]    Compiling byte-slice-cast v1.0.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling wasm-bindgen v0.2.72
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling array-init v1.0.0
[INFO] [stderr]    Compiling spmc v0.3.0
[INFO] [stderr]    Compiling rustc-ap-rustc_lexer v710.0.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tracing-core v0.1.17
[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/array-init-1.0.0/src/lib.rs:2:41
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(feature = "const-generics", feature(const_generics))]
[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]    Compiling instant v0.1.9
[INFO] [stderr] error: could not compile `array-init` 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" "e23e023e10519ef00985cc854cff67ba68f90ea88c83dc217330e39969d7ec29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e23e023e10519ef00985cc854cff67ba68f90ea88c83dc217330e39969d7ec29", kill_on_drop: false }`
[INFO] [stdout] e23e023e10519ef00985cc854cff67ba68f90ea88c83dc217330e39969d7ec29