[INFO] updating cached repository lukaspustina/mhost
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lukaspustina/mhost
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lukaspustina/mhost" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/lukaspustina/mhost"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/lukaspustina/mhost'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lukaspustina/mhost" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/lukaspustina/mhost"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/lukaspustina/mhost'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 700aecb04285fb74b9408030957d56e9c538a8eb
[INFO] sha for GitHub repo lukaspustina/mhost: 700aecb04285fb74b9408030957d56e9c538a8eb
[INFO] validating manifest of lukaspustina/mhost on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lukaspustina/mhost on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lukaspustina/mhost
[INFO] finished frobbing lukaspustina/mhost
[INFO] frobbed toml for lukaspustina/mhost written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/lukaspustina/mhost/Cargo.toml
[INFO] started frobbing lukaspustina/mhost
[INFO] finished frobbing lukaspustina/mhost
[INFO] frobbed toml for lukaspustina/mhost written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/lukaspustina/mhost/Cargo.toml
[INFO] crate lukaspustina/mhost has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] building lukaspustina/mhost against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/lukaspustina/mhost:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 2816a501d0f7f25699b9f77640f28e2f6c204554af4e81309b412ed53c02b490
[INFO] running `"docker" "start" "-a" "2816a501d0f7f25699b9f77640f28e2f6c204554af4e81309b412ed53c02b490"`
[INFO] [stderr]    Compiling cc v1.0.1
[INFO] [stderr]    Compiling openssl v0.9.20
[INFO] [stderr]    Compiling either v1.3.0
[INFO] [stderr]    Compiling iovec v0.1.1
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling serde_json v1.0.4
[INFO] [stderr]    Compiling nom v3.2.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.7
[INFO] [stderr]    Compiling clap v2.27.1
[INFO] [stderr]    Compiling itertools v0.7.1
[INFO] [stderr]    Compiling bytes v0.4.5
[INFO] [stderr]    Compiling mio v0.6.10
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling openssl-sys v0.9.20
[INFO] [stderr]    Compiling tokio-io v0.1.3
[INFO] [stderr]    Compiling tokio-core v0.1.10
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling hyper v0.11.6
[INFO] [stderr]    Compiling tokio-openssl v0.1.3
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling backtrace v0.3.3
[INFO] [stderr]    Compiling error-chain v0.1.12
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling trust-dns v0.11.3
[INFO] [stderr]    Compiling mhost v0.0.7 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `"docker" "inspect" "2816a501d0f7f25699b9f77640f28e2f6c204554af4e81309b412ed53c02b490"`
[INFO] running `"docker" "rm" "-f" "2816a501d0f7f25699b9f77640f28e2f6c204554af4e81309b412ed53c02b490"`
[INFO] [stdout] 2816a501d0f7f25699b9f77640f28e2f6c204554af4e81309b412ed53c02b490
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/lukaspustina/mhost:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] f4b4a4ab2e9063e086f21365e790b7d1d9db3dda452334ec569329d355c0a59e
[INFO] running `"docker" "start" "-a" "f4b4a4ab2e9063e086f21365e790b7d1d9db3dda452334ec569329d355c0a59e"`
[INFO] [stderr]    Compiling pulldown-cmark v0.1.0
[INFO] [stderr]    Compiling difference v1.0.0
[INFO] [stderr]    Compiling environment v0.1.1
[INFO] [stderr]    Compiling semver v0.8.0
[INFO] [stderr]    Compiling colored v1.5.3
[INFO] [stderr]    Compiling cargo_metadata v0.3.0
[INFO] [stderr]    Compiling skeptic v0.13.2
[INFO] [stderr]    Compiling assert_cli v0.5.4
[INFO] [stderr]    Compiling mhost v0.0.7 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.48s
[INFO] running `"docker" "inspect" "f4b4a4ab2e9063e086f21365e790b7d1d9db3dda452334ec569329d355c0a59e"`
[INFO] running `"docker" "rm" "-f" "f4b4a4ab2e9063e086f21365e790b7d1d9db3dda452334ec569329d355c0a59e"`
[INFO] [stdout] f4b4a4ab2e9063e086f21365e790b7d1d9db3dda452334ec569329d355c0a59e