[INFO] updating cached repository scizzorz/typing-speed
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/scizzorz/typing-speed
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/scizzorz/typing-speed" "work/ex/beta-1.38-1/sources/1.37.0/gh/scizzorz/typing-speed"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/scizzorz/typing-speed'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/scizzorz/typing-speed" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scizzorz/typing-speed"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scizzorz/typing-speed'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ee0bf9525311654302e37c1f432f80737d82965c
[INFO] sha for GitHub repo scizzorz/typing-speed: ee0bf9525311654302e37c1f432f80737d82965c
[INFO] validating manifest of scizzorz/typing-speed on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of scizzorz/typing-speed on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing scizzorz/typing-speed
[INFO] finished frobbing scizzorz/typing-speed
[INFO] frobbed toml for scizzorz/typing-speed written to work/ex/beta-1.38-1/sources/1.37.0/gh/scizzorz/typing-speed/Cargo.toml
[INFO] started frobbing scizzorz/typing-speed
[INFO] finished frobbing scizzorz/typing-speed
[INFO] frobbed toml for scizzorz/typing-speed written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scizzorz/typing-speed/Cargo.toml
[INFO] crate scizzorz/typing-speed already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing scizzorz/typing-speed against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/scizzorz/typing-speed:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] d9164837d59b62224e2acd3291113a5f917731a7a6c741ca94da76ecaff3fda5
[INFO] running `"docker" "start" "-a" "d9164837d59b62224e2acd3291113a5f917731a7a6c741ca94da76ecaff3fda5"`
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling typing v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `word_end` is never read
[INFO] [stderr]   --> src/main.rs:44:11
[INFO] [stderr]    |
[INFO] [stderr] 44 |   let mut word_end = presses.first().unwrap().time;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `word_end_i` is never read
[INFO] [stderr]   --> src/main.rs:45:11
[INFO] [stderr]    |
[INFO] [stderr] 45 |   let mut word_end_i = 0;
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.81s
[INFO] running `"docker" "inspect" "d9164837d59b62224e2acd3291113a5f917731a7a6c741ca94da76ecaff3fda5"`
[INFO] running `"docker" "rm" "-f" "d9164837d59b62224e2acd3291113a5f917731a7a6c741ca94da76ecaff3fda5"`
[INFO] [stdout] d9164837d59b62224e2acd3291113a5f917731a7a6c741ca94da76ecaff3fda5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/scizzorz/typing-speed:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6a4edb814dfc1248371d564c13697b3e9ef7d2c76fbaca8dc82c22499d4a8e42
[INFO] running `"docker" "start" "-a" "6a4edb814dfc1248371d564c13697b3e9ef7d2c76fbaca8dc82c22499d4a8e42"`
[INFO] [stderr]    Compiling typing v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `word_end` is never read
[INFO] [stderr]   --> src/main.rs:44:11
[INFO] [stderr]    |
[INFO] [stderr] 44 |   let mut word_end = presses.first().unwrap().time;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `word_end_i` is never read
[INFO] [stderr]   --> src/main.rs:45:11
[INFO] [stderr]    |
[INFO] [stderr] 45 |   let mut word_end_i = 0;
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "6a4edb814dfc1248371d564c13697b3e9ef7d2c76fbaca8dc82c22499d4a8e42"`
[INFO] running `"docker" "rm" "-f" "6a4edb814dfc1248371d564c13697b3e9ef7d2c76fbaca8dc82c22499d4a8e42"`
[INFO] [stdout] 6a4edb814dfc1248371d564c13697b3e9ef7d2c76fbaca8dc82c22499d4a8e42
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/scizzorz/typing-speed:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] a10bd56d701a00a0c70e500e9b927b44497ab45bf2c390e195eaea2a14079c7a
[INFO] running `"docker" "start" "-a" "a10bd56d701a00a0c70e500e9b927b44497ab45bf2c390e195eaea2a14079c7a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/typing-1ad2569a48e0724a
[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" "a10bd56d701a00a0c70e500e9b927b44497ab45bf2c390e195eaea2a14079c7a"`
[INFO] running `"docker" "rm" "-f" "a10bd56d701a00a0c70e500e9b927b44497ab45bf2c390e195eaea2a14079c7a"`
[INFO] [stdout] a10bd56d701a00a0c70e500e9b927b44497ab45bf2c390e195eaea2a14079c7a