[INFO] fetching crate beast 1.0.0-alpha.2...
[INFO] checking beast-1.0.0-alpha.2 against try#38f08371587f97c145dedb2c055ac7b01bf1e788 for pr-65294
[INFO] extracting crate beast 1.0.0-alpha.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate beast 1.0.0-alpha.2 on toolchain 38f08371587f97c145dedb2c055ac7b01bf1e788
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate beast 1.0.0-alpha.2
[INFO] finished tweaking crates.io crate beast 1.0.0-alpha.2
[INFO] tweaked toml for crates.io crate beast 1.0.0-alpha.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded melon v0.13.1
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "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] 1995e0e7af7ef165ef2bf89238520f0219e2b28997bc6f743e5a99148a46c904
[INFO] running `"docker" "start" "-a" "1995e0e7af7ef165ef2bf89238520f0219e2b28997bc6f743e5a99148a46c904"`
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking rgb v0.8.14
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking rmp v0.8.8
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]     Checking rmp-serde v0.13.7
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking rustyline v2.1.0
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr] error[E0283]: type annotations needed: cannot resolve `std::string::String: std::convert::AsRef<_>`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustyline-2.1.0/src/lib.rs:639:43
[INFO] [stderr]     |
[INFO] [stderr] 639 |             editor.add_history_entry(line.as_ref());
[INFO] [stderr]     |                                           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr] error[E0283]: type annotations needed: cannot resolve `std::string::String: std::convert::AsRef<_>`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustyline-2.1.0/src/history.rs:150:33
[INFO] [stderr]     |
[INFO] [stderr] 150 |             self.add(try!(line).as_ref()); // TODO truncate to MAX_LINE
[INFO] [stderr]     |                                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0283`.
[INFO] [stderr] error: could not compile `rustyline`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1995e0e7af7ef165ef2bf89238520f0219e2b28997bc6f743e5a99148a46c904"`
[INFO] running `"docker" "rm" "-f" "1995e0e7af7ef165ef2bf89238520f0219e2b28997bc6f743e5a99148a46c904"`
[INFO] [stdout] 1995e0e7af7ef165ef2bf89238520f0219e2b28997bc6f743e5a99148a46c904