[INFO] cloning repository https://github.com/akalmykov/radicle-ceramic-profile
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akalmykov/radicle-ceramic-profile" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakalmykov%2Fradicle-ceramic-profile", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakalmykov%2Fradicle-ceramic-profile'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a866ead3674a8eeeb00e36fe3b311520b131d528
[INFO] testing akalmykov/radicle-ceramic-profile against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakalmykov%2Fradicle-ceramic-profile" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akalmykov/radicle-ceramic-profile 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] removed /workspace/builds/worker-8/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/akalmykov/radicle-ceramic-profile
[INFO] finished tweaking git repo https://github.com/akalmykov/radicle-ceramic-profile
[INFO] tweaked toml for git repo https://github.com/akalmykov/radicle-ceramic-profile written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/akalmykov/radicle-ceramic-profile 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]     Updating git repository `https://github.com/radicle-dev/git2-rs.git`
[INFO] [stderr]     Updating git submodule `https://github.com/radicle-dev/libgit2.git`
[INFO] [stderr] warning: patch for `radicle-keystore` uses the features mechanism. default-features and features will not take effect because the patch dependency does not support this mechanism
[INFO] [stderr]     Updating git repository `https://github.com/radicle-dev/radicle-keystore`
[INFO] [stderr]     Updating git repository `https://github.com/FintanH/thrussh.git`
[INFO] [stderr]     Updating git repository `https://github.com/radicle-dev/radicle-link.git`
[INFO] [stderr]     Updating git repository `https://github.com/ZcashFoundation/ed25519-zebra`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xorf v0.7.2
[INFO] [stderr]   Downloaded sized-vec v0.3.0
[INFO] [stderr]   Downloaded quinn v0.7.2
[INFO] [stderr]   Downloaded picky-asn1-x509 v0.6.1
[INFO] [stderr]   Downloaded priority-queue v1.2.0
[INFO] [stderr]   Downloaded serde_cbor v0.10.2
[INFO] [stderr]   Downloaded scrypt v0.4.1
[INFO] [stderr]   Downloaded eip55 v0.1.1
[INFO] [stderr]   Downloaded versions v3.0.3
[INFO] [stderr]   Downloaded kv v0.22.0
[INFO] [stderr]   Downloaded oid v0.2.1
[INFO] [stderr]   Downloaded quinn-proto v0.7.3
[INFO] [stderr]   Downloaded quanta v0.4.1
[INFO] [stderr]   Downloaded sled v0.34.7
[INFO] [stderr]   Downloaded multibase v0.9.1
[INFO] [stderr]   Downloaded nonempty v0.6.0
[INFO] [stderr]   Downloaded minicbor v0.9.1
[INFO] [stderr]   Downloaded pbkdf2 v0.5.0
[INFO] [stderr]   Downloaded governor v0.3.2
[INFO] [stderr]   Downloaded clru v0.5.0
[INFO] [stderr]   Downloaded uluru v3.0.0
[INFO] [stderr]   Downloaded btoi v0.4.2
[INFO] [stderr]   Downloaded prodash v16.0.0
[INFO] [stderr]   Downloaded secstr v0.3.2
[INFO] [stderr]   Downloaded human_format v1.0.3
[INFO] [stderr]   Downloaded picky-asn1 v0.3.3
[INFO] [stderr]   Downloaded picky-asn1-der v0.2.5
[INFO] [stderr]   Downloaded nonempty v0.5.0
[INFO] [stderr]   Downloaded git-url v0.3.3
[INFO] [stderr]   Downloaded git-validate v0.5.2
[INFO] [stderr]   Downloaded git-odb v0.21.3
[INFO] [stderr]   Downloaded git-packetline v0.10.1
[INFO] [stderr]   Downloaded git-actor v0.5.2
[INFO] [stderr]   Downloaded git-object v0.14.0
[INFO] [stderr]   Downloaded git-hash v0.6.0
[INFO] [stderr]   Downloaded git-diff v0.9.2
[INFO] [stderr]   Downloaded git-lock v1.0.0
[INFO] [stderr]   Downloaded git-traverse v0.8.2
[INFO] [stderr]   Downloaded git-transport v0.11.1
[INFO] [stderr]   Downloaded git-config v0.1.6
[INFO] [stderr]   Downloaded git-tempfile v1.0.2
[INFO] [stderr]   Downloaded git-protocol v0.10.4
[INFO] [stderr]   Downloaded git-repository v0.9.1
[INFO] [stderr]   Downloaded git-features v0.16.4
[INFO] [stderr]   Downloaded git-ref v0.7.3
[INFO] [stderr]   Downloaded git-pack v0.11.0
[INFO] [stderr]   Downloaded radicle-surf v0.6.0
[INFO] [stderr]   Downloaded radicle-source v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] cb6d04f055b59c82150cdee37a450d4385066031a7c6a25b854320b5c867c274
[INFO] running `Command { std: "docker" "start" "-a" "cb6d04f055b59c82150cdee37a450d4385066031a7c6a25b854320b5c867c274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb6d04f055b59c82150cdee37a450d4385066031a7c6a25b854320b5c867c274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb6d04f055b59c82150cdee37a450d4385066031a7c6a25b854320b5c867c274", kill_on_drop: false }`
[INFO] [stdout] cb6d04f055b59c82150cdee37a450d4385066031a7c6a25b854320b5c867c274
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 62480a79c2099332e220214da2844284bf6262c6f8b01b64dd6d8b71311413b6
[INFO] running `Command { std: "docker" "start" "-a" "62480a79c2099332e220214da2844284bf6262c6f8b01b64dd6d8b71311413b6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: patch for `radicle-keystore` uses the features mechanism. default-features and features will not take effect because the patch dependency does not support this mechanism
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling minimal-lexical v0.1.3
[INFO] [stderr]    Compiling human_format v1.0.3
[INFO] [stderr]    Compiling bytesize v1.1.0
[INFO] [stderr]    Compiling time v0.3.2
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling arrayvec v0.7.1
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling unsigned-varint v0.5.1
[INFO] [stderr]    Compiling cpuid-bool v0.2.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling clru v0.5.0
[INFO] [stderr]    Compiling radicle-std-ext v0.1.0 (https://github.com/radicle-dev/radicle-link.git?rev=988fc7f5d98910a799920c39e822315944614350#988fc7f5)
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling base-x v0.2.8
[INFO] [stderr]    Compiling os_str_bytes v3.1.0
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling dyn-clone v1.0.4
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling nonzero_ext v0.2.0
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling nonempty v0.5.0
[INFO] [stderr]    Compiling argh_shared v0.1.6
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/radicle-link-009c17032bc5eda9/988fc7f/std-ext/src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(extend_one)]
[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 `radicle-std-ext` 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" "62480a79c2099332e220214da2844284bf6262c6f8b01b64dd6d8b71311413b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62480a79c2099332e220214da2844284bf6262c6f8b01b64dd6d8b71311413b6", kill_on_drop: false }`
[INFO] [stdout] 62480a79c2099332e220214da2844284bf6262c6f8b01b64dd6d8b71311413b6