[INFO] cloning repository https://github.com/paftree/ffxiv-matrix-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paftree/ffxiv-matrix-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaftree%2Fffxiv-matrix-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaftree%2Fffxiv-matrix-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6336011869bcbf8a62703621bb81f22b82a1a233
[INFO] testing paftree/ffxiv-matrix-bot against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaftree%2Fffxiv-matrix-bot" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paftree/ffxiv-matrix-bot 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] started tweaking git repo https://github.com/paftree/ffxiv-matrix-bot
[INFO] finished tweaking git repo https://github.com/paftree/ffxiv-matrix-bot
[INFO] tweaked toml for git repo https://github.com/paftree/ffxiv-matrix-bot written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/paftree/ffxiv-matrix-bot 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 7463155e96b5619a4072e6782c51033d65d2f70837e41e1e1e08b345b14e88f1
[INFO] running `Command { std: "docker" "start" "-a" "7463155e96b5619a4072e6782c51033d65d2f70837e41e1e1e08b345b14e88f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7463155e96b5619a4072e6782c51033d65d2f70837e41e1e1e08b345b14e88f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7463155e96b5619a4072e6782c51033d65d2f70837e41e1e1e08b345b14e88f1", kill_on_drop: false }`
[INFO] [stdout] 7463155e96b5619a4072e6782c51033d65d2f70837e41e1e1e08b345b14e88f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 1b1fa4e07e42b390e25daf1aced94d43855fbf450ae4c68e400189e68a27ce97
[INFO] running `Command { std: "docker" "start" "-a" "1b1fa4e07e42b390e25daf1aced94d43855fbf450ae4c68e400189e68a27ce97", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling futures v0.1.30
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
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[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling gio v0.7.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling urlencoding v1.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling indexmap v1.6.0
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[INFO] [stderr]    Compiling gio-sys v0.9.1
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[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
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[INFO] [stderr]    Compiling iovec v0.1.4
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[INFO] [stderr]    Compiling parking_lot_core v0.6.2
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[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling sled v0.34.6
[INFO] [stderr]    Compiling glib v0.8.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling ffxiv_types v0.2.0
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling config v0.10.1
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling fractal-matrix-api v4.2.0
[INFO] [stderr]    Compiling xivapi v0.1.0 (https://github.com/paftree/xivapi-rs#fde91148)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/xivapi-rs-3b231ef75ceca6d1/fde9114/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(in_band_lifetimes, never_type, macro_at_most_once_rep, crate_visibility_modifier)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `macro_at_most_once_rep` has been stable since 1.32.0 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 `xivapi` 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" "1b1fa4e07e42b390e25daf1aced94d43855fbf450ae4c68e400189e68a27ce97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b1fa4e07e42b390e25daf1aced94d43855fbf450ae4c68e400189e68a27ce97", kill_on_drop: false }`
[INFO] [stdout] 1b1fa4e07e42b390e25daf1aced94d43855fbf450ae4c68e400189e68a27ce97