[INFO] cloning repository imzacm/z
[INFO] running `"git" "clone" "--bare" "git://github.com/imzacm/z.git" "work/cache/sources/gh/imzacm/z"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/imzacm/z'...
[INFO] running `"git" "clone" "work/cache/sources/gh/imzacm/z" "work/ex/beta-1.37-6/sources/1.36.0/gh/imzacm/z"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/imzacm/z'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/imzacm/z" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/imzacm/z"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/imzacm/z'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 61b95758ad3b1b4c9bafe0005a79d74c78c916fc
[INFO] sha for GitHub repo imzacm/z: 61b95758ad3b1b4c9bafe0005a79d74c78c916fc
[INFO] validating manifest of imzacm/z 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 imzacm/z 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 imzacm/z
[INFO] finished frobbing imzacm/z
[INFO] frobbed toml for imzacm/z written to work/ex/beta-1.37-6/sources/1.36.0/gh/imzacm/z/Cargo.toml
[INFO] started frobbing imzacm/z
[INFO] finished frobbing imzacm/z
[INFO] frobbed toml for imzacm/z written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/imzacm/z/Cargo.toml
[INFO] crate imzacm/z 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 imzacm/z against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/imzacm/z:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 11af94dfc01db9d04db7a2412bdbb1df5b0f237a417531578f123bbdf44707bb
[INFO] running `"docker" "start" "-a" "11af94dfc01db9d04db7a2412bdbb1df5b0f237a417531578f123bbdf44707bb"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling z v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.57s
[INFO] running `"docker" "inspect" "11af94dfc01db9d04db7a2412bdbb1df5b0f237a417531578f123bbdf44707bb"`
[INFO] running `"docker" "rm" "-f" "11af94dfc01db9d04db7a2412bdbb1df5b0f237a417531578f123bbdf44707bb"`
[INFO] [stdout] 11af94dfc01db9d04db7a2412bdbb1df5b0f237a417531578f123bbdf44707bb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/imzacm/z:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2583229e3b626a016520628085954d37cff1ac0686da0e7cd42cba36f4d9d0f3
[INFO] running `"docker" "start" "-a" "2583229e3b626a016520628085954d37cff1ac0686da0e7cd42cba36f4d9d0f3"`
[INFO] [stderr]    Compiling z v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "2583229e3b626a016520628085954d37cff1ac0686da0e7cd42cba36f4d9d0f3"`
[INFO] running `"docker" "rm" "-f" "2583229e3b626a016520628085954d37cff1ac0686da0e7cd42cba36f4d9d0f3"`
[INFO] [stdout] 2583229e3b626a016520628085954d37cff1ac0686da0e7cd42cba36f4d9d0f3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/imzacm/z:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 39af5d869dd9739f4a4ffa8ff72b3445a9d54784b02e0c76f89d131689beffcb
[INFO] running `"docker" "start" "-a" "39af5d869dd9739f4a4ffa8ff72b3445a9d54784b02e0c76f89d131689beffcb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/z-32a51e2bb6bda186
[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" "39af5d869dd9739f4a4ffa8ff72b3445a9d54784b02e0c76f89d131689beffcb"`
[INFO] running `"docker" "rm" "-f" "39af5d869dd9739f4a4ffa8ff72b3445a9d54784b02e0c76f89d131689beffcb"`
[INFO] [stdout] 39af5d869dd9739f4a4ffa8ff72b3445a9d54784b02e0c76f89d131689beffcb