[INFO] updating cached repository TrueDoughnut/Rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TrueDoughnut/Rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TrueDoughnut/Rust" "work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/TrueDoughnut/Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/TrueDoughnut/Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TrueDoughnut/Rust" "work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/gh/TrueDoughnut/Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/gh/TrueDoughnut/Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fc3009ddc8edd3f99dd24cc5f7aca5ca24012b92
[INFO] sha for GitHub repo TrueDoughnut/Rust: fc3009ddc8edd3f99dd24cc5f7aca5ca24012b92
[INFO] validating manifest of TrueDoughnut/Rust on toolchain master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of TrueDoughnut/Rust on toolchain try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing TrueDoughnut/Rust
[INFO] finished frobbing TrueDoughnut/Rust
[INFO] frobbed toml for TrueDoughnut/Rust written to work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/TrueDoughnut/Rust/Cargo.toml
[INFO] started frobbing TrueDoughnut/Rust
[INFO] finished frobbing TrueDoughnut/Rust
[INFO] frobbed toml for TrueDoughnut/Rust written to work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/gh/TrueDoughnut/Rust/Cargo.toml
[INFO] crate TrueDoughnut/Rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking TrueDoughnut/Rust against try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b for pr-60444
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60444/worker-1/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/gh/TrueDoughnut/Rust:/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" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5a89b56f594d0ddc2e57cc5581c2d1daf68acbdf74e072548714c2bf4c28d670
[INFO] running `"docker" "start" "-a" "5a89b56f594d0ddc2e57cc5581c2d1daf68acbdf74e072548714c2bf4c28d670"`
[INFO] [stderr]    Compiling rand v0.6.0
[INFO] [stderr]     Checking Rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0502]: cannot borrow `entered` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/collections/company.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 |         io::stdin().read_line(&mut entered)
[INFO] [stderr]    |                               ^^^^^^^^^^^^ mutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 16 |         let vec: Vec<&str> = entered.split(" ").collect();
[INFO] [stderr]    |                              ------- immutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 25 |             if map.contains_key(last) {
[INFO] [stderr]    |                --- immutable borrow later used here
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0502`.
[INFO] [stderr] error: Could not compile `Rust`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0502]: cannot borrow `entered` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/collections/company.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 |         io::stdin().read_line(&mut entered)
[INFO] [stderr]    |                               ^^^^^^^^^^^^ mutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 16 |         let vec: Vec<&str> = entered.split(" ").collect();
[INFO] [stderr]    |                              ------- immutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 25 |             if map.contains_key(last) {
[INFO] [stderr]    |                --- immutable borrow later used here
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0502`.
[INFO] [stderr] error: Could not compile `Rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5a89b56f594d0ddc2e57cc5581c2d1daf68acbdf74e072548714c2bf4c28d670"`
[INFO] running `"docker" "rm" "-f" "5a89b56f594d0ddc2e57cc5581c2d1daf68acbdf74e072548714c2bf4c28d670"`
[INFO] [stdout] 5a89b56f594d0ddc2e57cc5581c2d1daf68acbdf74e072548714c2bf4c28d670