[INFO] updating cached repository antifuchs/tmux_min_attacher
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/antifuchs/tmux_min_attacher
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/antifuchs/tmux_min_attacher" "work/ex/beta-1.38-1/sources/1.37.0/gh/antifuchs/tmux_min_attacher"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/antifuchs/tmux_min_attacher'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/antifuchs/tmux_min_attacher" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/antifuchs/tmux_min_attacher"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/antifuchs/tmux_min_attacher'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] df713cc220c7300971e2b1a8df85f95da29f6a27
[INFO] sha for GitHub repo antifuchs/tmux_min_attacher: df713cc220c7300971e2b1a8df85f95da29f6a27
[INFO] validating manifest of antifuchs/tmux_min_attacher 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 antifuchs/tmux_min_attacher 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 antifuchs/tmux_min_attacher
[INFO] finished frobbing antifuchs/tmux_min_attacher
[INFO] frobbed toml for antifuchs/tmux_min_attacher written to work/ex/beta-1.38-1/sources/1.37.0/gh/antifuchs/tmux_min_attacher/Cargo.toml
[INFO] started frobbing antifuchs/tmux_min_attacher
[INFO] finished frobbing antifuchs/tmux_min_attacher
[INFO] frobbed toml for antifuchs/tmux_min_attacher written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/antifuchs/tmux_min_attacher/Cargo.toml
[INFO] crate antifuchs/tmux_min_attacher 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 antifuchs/tmux_min_attacher 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/antifuchs/tmux_min_attacher:/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] a7089eaa5c6fa8c0b807f6eef9e5aeeb58d66a956d5adc7f288cbdcf0c475806
[INFO] running `"docker" "start" "-a" "a7089eaa5c6fa8c0b807f6eef9e5aeeb58d66a956d5adc7f288cbdcf0c475806"`
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling tmux_min_attacher v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.36s
[INFO] running `"docker" "inspect" "a7089eaa5c6fa8c0b807f6eef9e5aeeb58d66a956d5adc7f288cbdcf0c475806"`
[INFO] running `"docker" "rm" "-f" "a7089eaa5c6fa8c0b807f6eef9e5aeeb58d66a956d5adc7f288cbdcf0c475806"`
[INFO] [stdout] a7089eaa5c6fa8c0b807f6eef9e5aeeb58d66a956d5adc7f288cbdcf0c475806
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/antifuchs/tmux_min_attacher:/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] 99ed8a16b9fe598f06f6db48786e34832c38c792ff8879804d4fed2bc3d217ba
[INFO] running `"docker" "start" "-a" "99ed8a16b9fe598f06f6db48786e34832c38c792ff8879804d4fed2bc3d217ba"`
[INFO] [stderr]    Compiling tmux_min_attacher v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "99ed8a16b9fe598f06f6db48786e34832c38c792ff8879804d4fed2bc3d217ba"`
[INFO] running `"docker" "rm" "-f" "99ed8a16b9fe598f06f6db48786e34832c38c792ff8879804d4fed2bc3d217ba"`
[INFO] [stdout] 99ed8a16b9fe598f06f6db48786e34832c38c792ff8879804d4fed2bc3d217ba
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/antifuchs/tmux_min_attacher:/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] d7f0a2bc5ac040f2a9250027bb6d7fe47f8823a2529f3e7d2b306a5d795e1245
[INFO] running `"docker" "start" "-a" "d7f0a2bc5ac040f2a9250027bb6d7fe47f8823a2529f3e7d2b306a5d795e1245"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tmux_min_attacher-80f812653b154f76
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_session_number_with_attached_session ... ok
[INFO] [stdout] test test_session_number_with_numbers ... ok
[INFO] [stdout] test test_detached_sessions ... ok
[INFO] [stdout] test test_session_number_with_strings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d7f0a2bc5ac040f2a9250027bb6d7fe47f8823a2529f3e7d2b306a5d795e1245"`
[INFO] running `"docker" "rm" "-f" "d7f0a2bc5ac040f2a9250027bb6d7fe47f8823a2529f3e7d2b306a5d795e1245"`
[INFO] [stdout] d7f0a2bc5ac040f2a9250027bb6d7fe47f8823a2529f3e7d2b306a5d795e1245