[INFO] updating cached repository https://github.com/CryZe/speedrun-com-api
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c4563c29ab7e21bc91066369b3e1fc32ea7be95d
[INFO] checking CryZe/speedrun-com-api against beta-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCryZe%2Fspeedrun-com-api" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CryZe/speedrun-com-api on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/CryZe/speedrun-com-api
[INFO] finished tweaking git repo https://github.com/CryZe/speedrun-com-api
[INFO] tweaked toml for git repo https://github.com/CryZe/speedrun-com-api written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/CryZe/speedrun-com-api already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bf69a2a71df3f0b60b0ff4d4608b1485e5f41dd6975f700e7fd19cb54313e986
[INFO] running `"docker" "start" "-a" "bf69a2a71df3f0b60b0ff4d4608b1485e5f41dd6975f700e7fd19cb54313e986"`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking async-util v0.1.0 (https://github.com/tokio-rs/async#e1b3ba3d)
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking arc-waker v0.1.0 (https://github.com/tokio-rs/async#e1b3ba3d)
[INFO] [stderr]    Compiling palette v0.4.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]     Checking crossbeam-utils v0.6.5 (https://github.com/stjepang/crossbeam?branch=raw-parker#e2a7760f)
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]     Checking tracing-core v0.1.2
[INFO] [stderr]     Checking rawslice v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.8
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking want v0.2.0 (https://github.com/seanmonstar/want?branch=std-future#23cd872e)
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> /opt/rustwide/cargo-home/git/checkouts/want-51aa3bbe7c1b17c7/23cd872/src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #![feature(async_await)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking odds v0.3.1
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr] error: could not compile `want`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "bf69a2a71df3f0b60b0ff4d4608b1485e5f41dd6975f700e7fd19cb54313e986"`
[INFO] running `"docker" "rm" "-f" "bf69a2a71df3f0b60b0ff4d4608b1485e5f41dd6975f700e7fd19cb54313e986"`
[INFO] [stdout] bf69a2a71df3f0b60b0ff4d4608b1485e5f41dd6975f700e7fd19cb54313e986