[INFO] cloning repository https://github.com/jackpot51/friar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackpot51/friar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackpot51%2Ffriar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackpot51%2Ffriar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d67dbb99eab867fa0a04191d312da3b6d75accf4
[INFO] checking jackpot51/friar against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackpot51%2Ffriar" "/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/jackpot51/friar on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-11/source/.cargo/config
[INFO] started tweaking git repo https://github.com/jackpot51/friar
[INFO] finished tweaking git repo https://github.com/jackpot51/friar
[INFO] tweaked toml for git repo https://github.com/jackpot51/friar written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/jackpot51/friar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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] 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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b06aae3c916bd98e0582b1375970b8bda7b46d264a8d190414a6dd64c7b73fc
[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" "2b06aae3c916bd98e0582b1375970b8bda7b46d264a8d190414a6dd64c7b73fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b06aae3c916bd98e0582b1375970b8bda7b46d264a8d190414a6dd64c7b73fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b06aae3c916bd98e0582b1375970b8bda7b46d264a8d190414a6dd64c7b73fc", kill_on_drop: false }`
[INFO] [stdout] 2b06aae3c916bd98e0582b1375970b8bda7b46d264a8d190414a6dd64c7b73fc
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e72513fc4ace1f00fe5da7f567fcd849283cac5919564447d922f63338f22490
[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" "e72513fc4ace1f00fe5da7f567fcd849283cac5919564447d922f63338f22490", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking cast_trait v0.1.2
[INFO] [stderr]    Compiling procedural-masquerade v0.1.5
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking par-map v0.1.4
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking vec3 v0.2.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking stb_truetype v0.2.8
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]     Checking rusttype v0.2.4
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking vec2 v0.2.1
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking polygon2 v0.3.0
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/polygon2-0.3.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(alloc)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking flate2 v0.2.20
[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 `polygon2`
[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" "e72513fc4ace1f00fe5da7f567fcd849283cac5919564447d922f63338f22490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e72513fc4ace1f00fe5da7f567fcd849283cac5919564447d922f63338f22490", kill_on_drop: false }`
[INFO] [stdout] e72513fc4ace1f00fe5da7f567fcd849283cac5919564447d922f63338f22490