[INFO] updating cached repository m-r-hunt/nail
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/m-r-hunt/nail
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/m-r-hunt/nail" "work/ex/beta-1.37-6/sources/1.36.0/gh/m-r-hunt/nail"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/m-r-hunt/nail'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/m-r-hunt/nail" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/m-r-hunt/nail"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/m-r-hunt/nail'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5f13eb9385272c94824c81f26255c4ea05518d79
[INFO] sha for GitHub repo m-r-hunt/nail: 5f13eb9385272c94824c81f26255c4ea05518d79
[INFO] validating manifest of m-r-hunt/nail 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 m-r-hunt/nail 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 m-r-hunt/nail
[INFO] finished frobbing m-r-hunt/nail
[INFO] frobbed toml for m-r-hunt/nail written to work/ex/beta-1.37-6/sources/1.36.0/gh/m-r-hunt/nail/Cargo.toml
[INFO] started frobbing m-r-hunt/nail
[INFO] finished frobbing m-r-hunt/nail
[INFO] frobbed toml for m-r-hunt/nail written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/m-r-hunt/nail/Cargo.toml
[INFO] crate m-r-hunt/nail 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 m-r-hunt/nail 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/m-r-hunt/nail:/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] 38f785536e6d6478ca8a6dfcf334886452fd08b11363b59c44be94e5f4b1681f
[INFO] running `"docker" "start" "-a" "38f785536e6d6478ca8a6dfcf334886452fd08b11363b59c44be94e5f4b1681f"`
[INFO] [stderr]    Compiling nail v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.85s
[INFO] running `"docker" "inspect" "38f785536e6d6478ca8a6dfcf334886452fd08b11363b59c44be94e5f4b1681f"`
[INFO] running `"docker" "rm" "-f" "38f785536e6d6478ca8a6dfcf334886452fd08b11363b59c44be94e5f4b1681f"`
[INFO] [stdout] 38f785536e6d6478ca8a6dfcf334886452fd08b11363b59c44be94e5f4b1681f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/m-r-hunt/nail:/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] 96c335988c0d6b6c87a359565b248b9356fb14bb79303bbfd31b09f68ba507b0
[INFO] running `"docker" "start" "-a" "96c335988c0d6b6c87a359565b248b9356fb14bb79303bbfd31b09f68ba507b0"`
[INFO] [stderr]    Compiling nail v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.33s
[INFO] running `"docker" "inspect" "96c335988c0d6b6c87a359565b248b9356fb14bb79303bbfd31b09f68ba507b0"`
[INFO] running `"docker" "rm" "-f" "96c335988c0d6b6c87a359565b248b9356fb14bb79303bbfd31b09f68ba507b0"`
[INFO] [stdout] 96c335988c0d6b6c87a359565b248b9356fb14bb79303bbfd31b09f68ba507b0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/m-r-hunt/nail:/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] 23e4c3523873c8560791931d5c5029f7e94e9726dc3bb227e3f8729433e1cd52
[INFO] running `"docker" "start" "-a" "23e4c3523873c8560791931d5c5029f7e94e9726dc3bb227e3f8729433e1cd52"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nail-63eb354e2625cf9e
[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/nailc-144244ccb8c484d6
[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 nail
[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" "23e4c3523873c8560791931d5c5029f7e94e9726dc3bb227e3f8729433e1cd52"`
[INFO] running `"docker" "rm" "-f" "23e4c3523873c8560791931d5c5029f7e94e9726dc3bb227e3f8729433e1cd52"`
[INFO] [stdout] 23e4c3523873c8560791931d5c5029f7e94e9726dc3bb227e3f8729433e1cd52