[INFO] updating cached repository zni/minish
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zni/minish
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zni/minish" "work/ex/beta-1.38-1/sources/1.37.0/gh/zni/minish"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zni/minish'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zni/minish" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zni/minish"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zni/minish'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e413fd840d67ef4ccf08596ac731f26aa07cc93f
[INFO] sha for GitHub repo zni/minish: e413fd840d67ef4ccf08596ac731f26aa07cc93f
[INFO] validating manifest of zni/minish 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 zni/minish 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 zni/minish
[INFO] finished frobbing zni/minish
[INFO] frobbed toml for zni/minish written to work/ex/beta-1.38-1/sources/1.37.0/gh/zni/minish/Cargo.toml
[INFO] started frobbing zni/minish
[INFO] finished frobbing zni/minish
[INFO] frobbed toml for zni/minish written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zni/minish/Cargo.toml
[INFO] crate zni/minish 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 zni/minish 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-4/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/zni/minish:/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] a4a0dc2a2b6acce3c710ae638e68dc4025e68f9040fa7b60b1ed586797202808
[INFO] running `"docker" "start" "-a" "a4a0dc2a2b6acce3c710ae638e68dc4025e68f9040fa7b60b1ed586797202808"`
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling minish v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `ForkFailed`
[INFO] [stderr]   --> src/lib.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     ForkFailed,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.55s
[INFO] running `"docker" "inspect" "a4a0dc2a2b6acce3c710ae638e68dc4025e68f9040fa7b60b1ed586797202808"`
[INFO] running `"docker" "rm" "-f" "a4a0dc2a2b6acce3c710ae638e68dc4025e68f9040fa7b60b1ed586797202808"`
[INFO] [stdout] a4a0dc2a2b6acce3c710ae638e68dc4025e68f9040fa7b60b1ed586797202808
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/zni/minish:/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] b1e2299e070c76f3678cda22589b7f869bcf284bd95a542438284d7a85f194be
[INFO] running `"docker" "start" "-a" "b1e2299e070c76f3678cda22589b7f869bcf284bd95a542438284d7a85f194be"`
[INFO] [stderr]    Compiling minish v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `ForkFailed`
[INFO] [stderr]   --> src/lib.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     ForkFailed,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "b1e2299e070c76f3678cda22589b7f869bcf284bd95a542438284d7a85f194be"`
[INFO] running `"docker" "rm" "-f" "b1e2299e070c76f3678cda22589b7f869bcf284bd95a542438284d7a85f194be"`
[INFO] [stdout] b1e2299e070c76f3678cda22589b7f869bcf284bd95a542438284d7a85f194be
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/zni/minish:/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] cb98f97dfce46c4afc0b538f70cc5b70f8343bf888b8e79062b640b767c965a9
[INFO] running `"docker" "start" "-a" "cb98f97dfce46c4afc0b538f70cc5b70f8343bf888b8e79062b640b767c965a9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minish-48af3d223b2e19e8
[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/minish-161f5c47963e1e03
[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 minish
[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" "cb98f97dfce46c4afc0b538f70cc5b70f8343bf888b8e79062b640b767c965a9"`
[INFO] running `"docker" "rm" "-f" "cb98f97dfce46c4afc0b538f70cc5b70f8343bf888b8e79062b640b767c965a9"`
[INFO] [stdout] cb98f97dfce46c4afc0b538f70cc5b70f8343bf888b8e79062b640b767c965a9