[INFO] updating cached repository https://github.com/tomhoule/fragments-cli
[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] 75270ef381c60a71abe78f0f991b7969e6bbc06b
[INFO] checking tomhoule/fragments-cli against beta-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomhoule%2Ffragments-cli" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomhoule/fragments-cli 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/tomhoule/fragments-cli
[INFO] finished tweaking git repo https://github.com/tomhoule/fragments-cli
[INFO] tweaked toml for git repo https://github.com/tomhoule/fragments-cli written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tomhoule/fragments-cli 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] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] d99e56fe66ab9c8e8b1ddf46183fd511a4629d40dda1c4984142de3edd53f76e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d99e56fe66ab9c8e8b1ddf46183fd511a4629d40dda1c4984142de3edd53f76e"`
[INFO] [stderr]    Compiling libc v0.2.41
[INFO] [stderr]    Compiling rustc-demangle v0.1.8
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]    Compiling bytecount v0.3.1
[INFO] [stderr]    Compiling prost-build v0.3.2
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]     Checking string v0.1.0
[INFO] [stderr]     Checking http-range v0.1.1
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.21
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]    Compiling actix-web v0.6.10
[INFO] [stderr]    Compiling regex-syntax v0.6.0
[INFO] [stderr]    Compiling petgraph v0.4.12
[INFO] [stderr]     Checking bytes v0.4.8
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]    Compiling serde v1.0.60
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling walkdir v2.1.4
[INFO] [stderr]     Checking resolv-conf v0.6.1
[INFO] [stderr]     Checking mio-uds v0.6.6
[INFO] [stderr]    Compiling syn v0.14.0
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking regex v1.0.0
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking http v0.1.5
[INFO] [stderr]     Checking prost v0.3.2
[INFO] [stderr]     Checking crossbeam-channel v0.1.3
[INFO] [stderr]     Checking serde_urlencoded v0.5.2
[INFO] [stderr]    Compiling backtrace v0.3.8
[INFO] [stderr]     Checking backtrace v0.2.3
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]     Checking tokio-reactor v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.0
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]     Checking error-chain v0.1.12
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]     Checking tokio-udp v0.1.0
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]     Checking tokio v0.1.6
[INFO] [stderr]     Checking h2 v0.1.8
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling prost-derive v0.3.2
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]     Checking trust-dns-proto v0.3.3
[INFO] [stderr]     Checking tokio-signal v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.2.8
[INFO] [stderr]    Compiling serde_derive v1.0.60
[INFO] [stderr]    Compiling derive-error-chain v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.17
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking structopt v0.2.8
[INFO] [stderr]     Checking trust-dns-resolver v0.8.2
[INFO] [stderr]    Compiling prost-types v0.3.2
[INFO] [stderr]     Checking cookie v0.10.1
[INFO] [stderr]     Checking dotenv v0.12.0
[INFO] [stderr]    Compiling fragmentary v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cargo_metadata v0.5.4
[INFO] [stderr]    Compiling skeptic v0.13.3
[INFO] [stderr]    Compiling actix v0.5.7
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(extern_prelude)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `fragmentary`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(extern_prelude)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `fragmentary`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "d99e56fe66ab9c8e8b1ddf46183fd511a4629d40dda1c4984142de3edd53f76e"`
[INFO] running `"docker" "rm" "-f" "d99e56fe66ab9c8e8b1ddf46183fd511a4629d40dda1c4984142de3edd53f76e"`
[INFO] [stdout] d99e56fe66ab9c8e8b1ddf46183fd511a4629d40dda1c4984142de3edd53f76e