[INFO] updating cached repository subaqua/rust-guess
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/subaqua/rust-guess
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/subaqua/rust-guess" "work/ex/beta-1.38-1/sources/1.37.0/gh/subaqua/rust-guess"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/subaqua/rust-guess'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/subaqua/rust-guess" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/subaqua/rust-guess"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/subaqua/rust-guess'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 27f9f6bcc5d0c9168da730ef4b2f3837b42c4dfd
[INFO] sha for GitHub repo subaqua/rust-guess: 27f9f6bcc5d0c9168da730ef4b2f3837b42c4dfd
[INFO] validating manifest of subaqua/rust-guess 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 subaqua/rust-guess 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 subaqua/rust-guess
[INFO] finished frobbing subaqua/rust-guess
[INFO] frobbed toml for subaqua/rust-guess written to work/ex/beta-1.38-1/sources/1.37.0/gh/subaqua/rust-guess/Cargo.toml
[INFO] started frobbing subaqua/rust-guess
[INFO] finished frobbing subaqua/rust-guess
[INFO] frobbed toml for subaqua/rust-guess written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/subaqua/rust-guess/Cargo.toml
[INFO] crate subaqua/rust-guess 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/subaqua/rust-guess/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[INFO] the lockfile is outdated, regenerating it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] [stderr]     Blocking waiting for file lock on package cache
[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 subaqua/rust-guess 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-5/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/subaqua/rust-guess:/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] 27c49d100af9b944b8336cdf9e443c493fb747a8c129efed3ac14b739e369f81
[INFO] running `"docker" "start" "-a" "27c49d100af9b944b8336cdf9e443c493fb747a8c129efed3ac14b739e369f81"`
[INFO] [stderr]    Compiling guess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "27c49d100af9b944b8336cdf9e443c493fb747a8c129efed3ac14b739e369f81"`
[INFO] running `"docker" "rm" "-f" "27c49d100af9b944b8336cdf9e443c493fb747a8c129efed3ac14b739e369f81"`
[INFO] [stdout] 27c49d100af9b944b8336cdf9e443c493fb747a8c129efed3ac14b739e369f81
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/subaqua/rust-guess:/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] e8e0c494231de84e6338542904aae5cdbb4469c160299fe517f2856dd93e8a0b
[INFO] running `"docker" "start" "-a" "e8e0c494231de84e6338542904aae5cdbb4469c160299fe517f2856dd93e8a0b"`
[INFO] [stderr]    Compiling guess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "e8e0c494231de84e6338542904aae5cdbb4469c160299fe517f2856dd93e8a0b"`
[INFO] running `"docker" "rm" "-f" "e8e0c494231de84e6338542904aae5cdbb4469c160299fe517f2856dd93e8a0b"`
[INFO] [stdout] e8e0c494231de84e6338542904aae5cdbb4469c160299fe517f2856dd93e8a0b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/subaqua/rust-guess:/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] 346610e1ae60fc86082c8495ffb29e3b1e3d664536c6a8529185c528b66f044a
[INFO] running `"docker" "start" "-a" "346610e1ae60fc86082c8495ffb29e3b1e3d664536c6a8529185c528b66f044a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guess-bf999d866b0b7870
[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" "346610e1ae60fc86082c8495ffb29e3b1e3d664536c6a8529185c528b66f044a"`
[INFO] running `"docker" "rm" "-f" "346610e1ae60fc86082c8495ffb29e3b1e3d664536c6a8529185c528b66f044a"`
[INFO] [stdout] 346610e1ae60fc86082c8495ffb29e3b1e3d664536c6a8529185c528b66f044a