[INFO] updating cached repository eminence/lifx
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/eminence/lifx
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/eminence/lifx" "work/ex/beta-1.38-1/sources/1.37.0/gh/eminence/lifx"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/eminence/lifx'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/eminence/lifx" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/eminence/lifx"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/eminence/lifx'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f74d97df3198142e1c574bc9518284bb3fa45576
[INFO] sha for GitHub repo eminence/lifx: f74d97df3198142e1c574bc9518284bb3fa45576
[INFO] validating manifest of eminence/lifx 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 eminence/lifx 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 eminence/lifx
[INFO] removed workspace from eminence/lifx
[INFO] finished frobbing eminence/lifx
[INFO] frobbed toml for eminence/lifx written to work/ex/beta-1.38-1/sources/1.37.0/gh/eminence/lifx/Cargo.toml
[INFO] started frobbing eminence/lifx
[INFO] removed workspace from eminence/lifx
[INFO] finished frobbing eminence/lifx
[INFO] frobbed toml for eminence/lifx written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/eminence/lifx/Cargo.toml
[INFO] crate eminence/lifx 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/eminence/lifx/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 eminence/lifx 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/eminence/lifx:/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] 4cd88bf7706b2ab4633a7e8b42bced1d195e4d02f858156406734ccdcfccb272
[INFO] running `"docker" "start" "-a" "4cd88bf7706b2ab4633a7e8b42bced1d195e4d02f858156406734ccdcfccb272"`
[INFO] [stderr]    Compiling lifx v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `"docker" "inspect" "4cd88bf7706b2ab4633a7e8b42bced1d195e4d02f858156406734ccdcfccb272"`
[INFO] running `"docker" "rm" "-f" "4cd88bf7706b2ab4633a7e8b42bced1d195e4d02f858156406734ccdcfccb272"`
[INFO] [stdout] 4cd88bf7706b2ab4633a7e8b42bced1d195e4d02f858156406734ccdcfccb272
[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/eminence/lifx:/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] a14270c866f1366909a4b1f0b7972bbac0a335a6c51f317b900253eab9c9f3b8
[INFO] running `"docker" "start" "-a" "a14270c866f1366909a4b1f0b7972bbac0a335a6c51f317b900253eab9c9f3b8"`
[INFO] [stderr]    Compiling lifx v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "a14270c866f1366909a4b1f0b7972bbac0a335a6c51f317b900253eab9c9f3b8"`
[INFO] running `"docker" "rm" "-f" "a14270c866f1366909a4b1f0b7972bbac0a335a6c51f317b900253eab9c9f3b8"`
[INFO] [stdout] a14270c866f1366909a4b1f0b7972bbac0a335a6c51f317b900253eab9c9f3b8
[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/eminence/lifx:/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] 62cc2a069f08288a5c0dcdd00a41d571af4c561c883aa4a8142cf4dc3f1c1c9e
[INFO] running `"docker" "start" "-a" "62cc2a069f08288a5c0dcdd00a41d571af4c561c883aa4a8142cf4dc3f1c1c9e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lifx-5b69c105916d8f45
[INFO] [stderr]    Doc-tests lifx
[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] [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" "62cc2a069f08288a5c0dcdd00a41d571af4c561c883aa4a8142cf4dc3f1c1c9e"`
[INFO] running `"docker" "rm" "-f" "62cc2a069f08288a5c0dcdd00a41d571af4c561c883aa4a8142cf4dc3f1c1c9e"`
[INFO] [stdout] 62cc2a069f08288a5c0dcdd00a41d571af4c561c883aa4a8142cf4dc3f1c1c9e