[INFO] updating cached repository bakervm/beast
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bakervm/beast
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bakervm/beast" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/bakervm/beast"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/bakervm/beast'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bakervm/beast" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/bakervm/beast"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/bakervm/beast'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 566bc6958ec7868f50398f16cbb20c8de830e467
[INFO] sha for GitHub repo bakervm/beast: 566bc6958ec7868f50398f16cbb20c8de830e467
[INFO] validating manifest of bakervm/beast on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bakervm/beast on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bakervm/beast
[INFO] finished frobbing bakervm/beast
[INFO] frobbed toml for bakervm/beast written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/bakervm/beast/Cargo.toml
[INFO] started frobbing bakervm/beast
[INFO] finished frobbing bakervm/beast
[INFO] frobbed toml for bakervm/beast written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/bakervm/beast/Cargo.toml
[INFO] crate bakervm/beast already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking bakervm/beast against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-2/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/bakervm/beast:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5d2c4397d7e60ebbf34649506d9c687460dad9c28b192e4b429701bbb501f602
[INFO] running `"docker" "start" "-a" "5d2c4397d7e60ebbf34649506d9c687460dad9c28b192e4b429701bbb501f602"`
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling flate2-crc v0.1.1
[INFO] [stderr]    Compiling escargot v0.3.1
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]     Checking rand_isaac v0.1.0
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking dirs v1.0.4
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]     Checking rmp v0.8.7
[INFO] [stderr]     Checking predicates v1.0.0
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]     Checking tempfile v3.0.4
[INFO] [stderr]     Checking flate2 v1.0.5
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking rustyline v2.1.0
[INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::string::String: std::convert::AsRef<_>`
[INFO] [stderr]    --> /opt/crater/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] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0283`.
[INFO] [stderr] error: Could not compile `rustyline`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "5d2c4397d7e60ebbf34649506d9c687460dad9c28b192e4b429701bbb501f602"`
[INFO] running `"docker" "rm" "-f" "5d2c4397d7e60ebbf34649506d9c687460dad9c28b192e4b429701bbb501f602"`
[INFO] [stdout] 5d2c4397d7e60ebbf34649506d9c687460dad9c28b192e4b429701bbb501f602