[INFO] updating cached repository abesto/byote
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/abesto/byote
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/abesto/byote" "work/ex/beta-1.37-6/sources/1.36.0/gh/abesto/byote"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/abesto/byote'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/abesto/byote" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/abesto/byote"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/abesto/byote'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 45bc899144dc5287186040f45a0d979cee61d259
[INFO] sha for GitHub repo abesto/byote: 45bc899144dc5287186040f45a0d979cee61d259
[INFO] validating manifest of abesto/byote on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of abesto/byote on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing abesto/byote
[INFO] finished frobbing abesto/byote
[INFO] frobbed toml for abesto/byote written to work/ex/beta-1.37-6/sources/1.36.0/gh/abesto/byote/Cargo.toml
[INFO] started frobbing abesto/byote
[INFO] finished frobbing abesto/byote
[INFO] frobbed toml for abesto/byote written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/abesto/byote/Cargo.toml
[INFO] crate abesto/byote already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing abesto/byote against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/abesto/byote:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 57f568733e37f483c875162fd0bec36b1a1c4a5f1e7e9dc32336099021a626fe
[INFO] running `"docker" "start" "-a" "57f568733e37f483c875162fd0bec36b1a1c4a5f1e7e9dc32336099021a626fe"`
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling byote v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: cannot borrow `*e` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> src/main.rs:481:30
[INFO] [stderr]     |
[INFO] [stderr] 479 |     let row = &e.rows[at_row];
[INFO] [stderr]     |                ------ immutable borrow occurs here
[INFO] [stderr] 480 |     if changed && row.idx + 1 < e.rows.len() {
[INFO] [stderr] 481 |         editor_update_syntax(e, row.idx + 1);
[INFO] [stderr]     |                              ^  ------- immutable borrow later used here
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(mutable_borrow_reservation_conflict)] on by default
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `"docker" "inspect" "57f568733e37f483c875162fd0bec36b1a1c4a5f1e7e9dc32336099021a626fe"`
[INFO] running `"docker" "rm" "-f" "57f568733e37f483c875162fd0bec36b1a1c4a5f1e7e9dc32336099021a626fe"`
[INFO] [stdout] 57f568733e37f483c875162fd0bec36b1a1c4a5f1e7e9dc32336099021a626fe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/abesto/byote:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 569a440973d695e1b8d0b3abb6dbbc63957e40fd1df63144321abb6215ad1910
[INFO] running `"docker" "start" "-a" "569a440973d695e1b8d0b3abb6dbbc63957e40fd1df63144321abb6215ad1910"`
[INFO] [stderr]    Compiling byote v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: cannot borrow `*e` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> src/main.rs:481:30
[INFO] [stderr]     |
[INFO] [stderr] 479 |     let row = &e.rows[at_row];
[INFO] [stderr]     |                ------ immutable borrow occurs here
[INFO] [stderr] 480 |     if changed && row.idx + 1 < e.rows.len() {
[INFO] [stderr] 481 |         editor_update_syntax(e, row.idx + 1);
[INFO] [stderr]     |                              ^  ------- immutable borrow later used here
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(mutable_borrow_reservation_conflict)] on by default
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "569a440973d695e1b8d0b3abb6dbbc63957e40fd1df63144321abb6215ad1910"`
[INFO] running `"docker" "rm" "-f" "569a440973d695e1b8d0b3abb6dbbc63957e40fd1df63144321abb6215ad1910"`
[INFO] [stdout] 569a440973d695e1b8d0b3abb6dbbc63957e40fd1df63144321abb6215ad1910
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/abesto/byote:/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 130ad1115d69d514fdcd2bceb3f8147db8fb19c83d7bcef4e37a4f38a5fcadf6
[INFO] running `"docker" "start" "-a" "130ad1115d69d514fdcd2bceb3f8147db8fb19c83d7bcef4e37a4f38a5fcadf6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/byote-b28b6e3dec3f1f4e
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "130ad1115d69d514fdcd2bceb3f8147db8fb19c83d7bcef4e37a4f38a5fcadf6"`
[INFO] running `"docker" "rm" "-f" "130ad1115d69d514fdcd2bceb3f8147db8fb19c83d7bcef4e37a4f38a5fcadf6"`
[INFO] [stdout] 130ad1115d69d514fdcd2bceb3f8147db8fb19c83d7bcef4e37a4f38a5fcadf6