[INFO] cloning repository https://github.com/rise-ui/rise
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rise-ui/rise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frise-ui%2Frise", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frise-ui%2Frise'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46560a8f82c98e06e58c0c70e6fd5db2a7948809
[INFO] testing rise-ui/rise against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frise-ui%2Frise" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rise-ui/rise on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rise-ui/rise
[INFO] finished tweaking git repo https://github.com/rise-ui/rise
[INFO] tweaked toml for git repo https://github.com/rise-ui/rise written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/rise-ui/rise already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: two git dependencies found for `https://github.com/rise-ui/jss-rs` where one uses `branch = "master"` and the other doesn't; this will break in a future version of Cargo, so please ensure the dependency forms are consistent
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b21e5d4775fea99ab7900d7b3bc5ba325dd5db1cac2df4a8c04fbd6048c3bb8
[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" "2b21e5d4775fea99ab7900d7b3bc5ba325dd5db1cac2df4a8c04fbd6048c3bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b21e5d4775fea99ab7900d7b3bc5ba325dd5db1cac2df4a8c04fbd6048c3bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b21e5d4775fea99ab7900d7b3bc5ba325dd5db1cac2df4a8c04fbd6048c3bb8", kill_on_drop: false }`
[INFO] [stdout] 2b21e5d4775fea99ab7900d7b3bc5ba325dd5db1cac2df4a8c04fbd6048c3bb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 907b4c49f68b0dacc4d2794425e32f18797c1ab18cc9bdb01eb1e0e896babf6e
[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" "907b4c49f68b0dacc4d2794425e32f18797c1ab18cc9bdb01eb1e0e896babf6e", kill_on_drop: false }`
[INFO] [stderr] warning: two git dependencies found for `https://github.com/rise-ui/jss-rs` where one uses `branch = "master"` and the other doesn't; this will break in a future version of Cargo, so please ensure the dependency forms are consistent
[INFO] [stderr] warning: two git dependencies found for `https://github.com/rise-ui/jss-rs` where one uses `branch = "master"` and the other doesn't; this will break in a future version of Cargo, so please ensure the dependency forms are consistent
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling khronos_api v3.0.0
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]    Compiling binary-space-partition v0.1.2
[INFO] [stderr]    Compiling thread_profiler v0.1.3
[INFO] [stderr]    Compiling enum_extract v0.1.1
[INFO] [stderr]    Compiling compare v0.0.6
[INFO] [stderr]    Compiling multi_mut v0.1.3
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling rand_jitter v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling stb_truetype v0.2.6
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling css-color-parser v0.1.2
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling bit-set v0.5.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling approx v0.3.1
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling rsx-arena v0.1.0 (https://github.com/rise-ui/dom-lite?branch=master#d8509113)
[INFO] [stderr]    Compiling self-tokenize-macro v0.1.0 (https://github.com/victorporof/rust-self-tokenize.git#161707ea)
[INFO] [stderr]    Compiling nom v4.2.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling ordered_iter v0.1.1
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling wayland-scanner v0.21.11
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/rust-self-tokenize-482c8fa371a49a0b/161707e/self-tokenize-derive/src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(proc_macro)]
[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 `self-tokenize-macro`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "907b4c49f68b0dacc4d2794425e32f18797c1ab18cc9bdb01eb1e0e896babf6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "907b4c49f68b0dacc4d2794425e32f18797c1ab18cc9bdb01eb1e0e896babf6e", kill_on_drop: false }`
[INFO] [stdout] 907b4c49f68b0dacc4d2794425e32f18797c1ab18cc9bdb01eb1e0e896babf6e