[INFO] updating cached repository yuk1ty/lsh-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yuk1ty/lsh-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yuk1ty/lsh-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/yuk1ty/lsh-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/yuk1ty/lsh-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yuk1ty/lsh-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yuk1ty/lsh-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yuk1ty/lsh-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aee999e0e28cf0d8655f92006fc66c6b607830ed
[INFO] sha for GitHub repo yuk1ty/lsh-rs: aee999e0e28cf0d8655f92006fc66c6b607830ed
[INFO] validating manifest of yuk1ty/lsh-rs 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 yuk1ty/lsh-rs 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 yuk1ty/lsh-rs
[INFO] finished frobbing yuk1ty/lsh-rs
[INFO] frobbed toml for yuk1ty/lsh-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/yuk1ty/lsh-rs/Cargo.toml
[INFO] started frobbing yuk1ty/lsh-rs
[INFO] finished frobbing yuk1ty/lsh-rs
[INFO] frobbed toml for yuk1ty/lsh-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yuk1ty/lsh-rs/Cargo.toml
[INFO] crate yuk1ty/lsh-rs 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 yuk1ty/lsh-rs 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yuk1ty/lsh-rs:/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] 08d14aa09bd712652295e95725c9e95ae6a3a9a93d589eeb075285557f11d8e3
[INFO] running `"docker" "start" "-a" "08d14aa09bd712652295e95725c9e95ae6a3a9a93d589eeb075285557f11d8e3"`
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling lsh_rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `values`
[INFO] [stderr]   --> src/lsh/mod.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn values() -> Vec<String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.30s
[INFO] running `"docker" "inspect" "08d14aa09bd712652295e95725c9e95ae6a3a9a93d589eeb075285557f11d8e3"`
[INFO] running `"docker" "rm" "-f" "08d14aa09bd712652295e95725c9e95ae6a3a9a93d589eeb075285557f11d8e3"`
[INFO] [stdout] 08d14aa09bd712652295e95725c9e95ae6a3a9a93d589eeb075285557f11d8e3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yuk1ty/lsh-rs:/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] f8c2d1587cbcd86b0ade78a36a8d4a39967fcf45f51421370e56ee3e3573bb45
[INFO] running `"docker" "start" "-a" "f8c2d1587cbcd86b0ade78a36a8d4a39967fcf45f51421370e56ee3e3573bb45"`
[INFO] [stderr]    Compiling lsh_rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `values`
[INFO] [stderr]   --> src/lsh/mod.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn values() -> Vec<String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "f8c2d1587cbcd86b0ade78a36a8d4a39967fcf45f51421370e56ee3e3573bb45"`
[INFO] running `"docker" "rm" "-f" "f8c2d1587cbcd86b0ade78a36a8d4a39967fcf45f51421370e56ee3e3573bb45"`
[INFO] [stdout] f8c2d1587cbcd86b0ade78a36a8d4a39967fcf45f51421370e56ee3e3573bb45
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yuk1ty/lsh-rs:/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] 359d26588f4c55b59d12ab2d2eb809f117381460f3e51f33e48d8d58f34ba1dd
[INFO] running `"docker" "start" "-a" "359d26588f4c55b59d12ab2d2eb809f117381460f3e51f33e48d8d58f34ba1dd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lsh_rs-8a29f5815e6273ce
[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] [stderr]      Running /opt/crater/target/debug/deps/main-bc86916cec7f9ab7
[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] [stderr]    Doc-tests lsh_rs
[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" "359d26588f4c55b59d12ab2d2eb809f117381460f3e51f33e48d8d58f34ba1dd"`
[INFO] running `"docker" "rm" "-f" "359d26588f4c55b59d12ab2d2eb809f117381460f3e51f33e48d8d58f34ba1dd"`
[INFO] [stdout] 359d26588f4c55b59d12ab2d2eb809f117381460f3e51f33e48d8d58f34ba1dd