[INFO] updating cached repository schafer14/nn
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/schafer14/nn
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/schafer14/nn" "work/ex/beta-1.38-1/sources/1.37.0/gh/schafer14/nn"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/schafer14/nn'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/schafer14/nn" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/schafer14/nn"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/schafer14/nn'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f48062a6158b7a7a747028fb27d1965a02c62912
[INFO] sha for GitHub repo schafer14/nn: f48062a6158b7a7a747028fb27d1965a02c62912
[INFO] validating manifest of schafer14/nn 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 schafer14/nn 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 schafer14/nn
[INFO] finished frobbing schafer14/nn
[INFO] frobbed toml for schafer14/nn written to work/ex/beta-1.38-1/sources/1.37.0/gh/schafer14/nn/Cargo.toml
[INFO] started frobbing schafer14/nn
[INFO] finished frobbing schafer14/nn
[INFO] frobbed toml for schafer14/nn written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/schafer14/nn/Cargo.toml
[INFO] crate schafer14/nn 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 schafer14/nn against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/schafer14/nn:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 0ff09023f9f49716439e009a055a3248d860011bdfe190680e426a9d24120afe
[INFO] running `"docker" "start" "-a" "0ff09023f9f49716439e009a055a3248d860011bdfe190680e426a9d24120afe"`
[INFO] [stderr]    Compiling nn v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `"docker" "inspect" "0ff09023f9f49716439e009a055a3248d860011bdfe190680e426a9d24120afe"`
[INFO] running `"docker" "rm" "-f" "0ff09023f9f49716439e009a055a3248d860011bdfe190680e426a9d24120afe"`
[INFO] [stdout] 0ff09023f9f49716439e009a055a3248d860011bdfe190680e426a9d24120afe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/schafer14/nn:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] a51a87ff3af346ede874827a727bfecdfbc4cc6d9c8df0d3d135a353d82c4154
[INFO] running `"docker" "start" "-a" "a51a87ff3af346ede874827a727bfecdfbc4cc6d9c8df0d3d135a353d82c4154"`
[INFO] [stderr]    Compiling nn v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "a51a87ff3af346ede874827a727bfecdfbc4cc6d9c8df0d3d135a353d82c4154"`
[INFO] running `"docker" "rm" "-f" "a51a87ff3af346ede874827a727bfecdfbc4cc6d9c8df0d3d135a353d82c4154"`
[INFO] [stdout] a51a87ff3af346ede874827a727bfecdfbc4cc6d9c8df0d3d135a353d82c4154
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/schafer14/nn:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] faa55cc05e1582ce9b005aea720d3f5a59e7ef94d8e04e49a2918153f96464ed
[INFO] running `"docker" "start" "-a" "faa55cc05e1582ce9b005aea720d3f5a59e7ef94d8e04e49a2918153f96464ed"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nn-d310d596f06c1cb4
[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" "faa55cc05e1582ce9b005aea720d3f5a59e7ef94d8e04e49a2918153f96464ed"`
[INFO] running `"docker" "rm" "-f" "faa55cc05e1582ce9b005aea720d3f5a59e7ef94d8e04e49a2918153f96464ed"`
[INFO] [stdout] faa55cc05e1582ce9b005aea720d3f5a59e7ef94d8e04e49a2918153f96464ed