[INFO] updating cached repository KelseyCarlow/twelve_days_of_Christmas
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/KelseyCarlow/twelve_days_of_Christmas
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/KelseyCarlow/twelve_days_of_Christmas" "work/ex/beta-1.38-1/sources/1.37.0/gh/KelseyCarlow/twelve_days_of_Christmas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/KelseyCarlow/twelve_days_of_Christmas'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/KelseyCarlow/twelve_days_of_Christmas" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/KelseyCarlow/twelve_days_of_Christmas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/KelseyCarlow/twelve_days_of_Christmas'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8477c7c625f6942a1f5b88d7df227852a841af42
[INFO] sha for GitHub repo KelseyCarlow/twelve_days_of_Christmas: 8477c7c625f6942a1f5b88d7df227852a841af42
[INFO] validating manifest of KelseyCarlow/twelve_days_of_Christmas 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 KelseyCarlow/twelve_days_of_Christmas 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 KelseyCarlow/twelve_days_of_Christmas
[INFO] finished frobbing KelseyCarlow/twelve_days_of_Christmas
[INFO] frobbed toml for KelseyCarlow/twelve_days_of_Christmas written to work/ex/beta-1.38-1/sources/1.37.0/gh/KelseyCarlow/twelve_days_of_Christmas/Cargo.toml
[INFO] started frobbing KelseyCarlow/twelve_days_of_Christmas
[INFO] finished frobbing KelseyCarlow/twelve_days_of_Christmas
[INFO] frobbed toml for KelseyCarlow/twelve_days_of_Christmas written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/KelseyCarlow/twelve_days_of_Christmas/Cargo.toml
[INFO] crate KelseyCarlow/twelve_days_of_Christmas 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 KelseyCarlow/twelve_days_of_Christmas 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/KelseyCarlow/twelve_days_of_Christmas:/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] 36e0ba9ba8b00451392195f496a6fa7acb0b442c061342b90e866529f7260773
[INFO] running `"docker" "start" "-a" "36e0ba9ba8b00451392195f496a6fa7acb0b442c061342b90e866529f7260773"`
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling twelve_days_of_christmas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.25s
[INFO] running `"docker" "inspect" "36e0ba9ba8b00451392195f496a6fa7acb0b442c061342b90e866529f7260773"`
[INFO] running `"docker" "rm" "-f" "36e0ba9ba8b00451392195f496a6fa7acb0b442c061342b90e866529f7260773"`
[INFO] [stdout] 36e0ba9ba8b00451392195f496a6fa7acb0b442c061342b90e866529f7260773
[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/KelseyCarlow/twelve_days_of_Christmas:/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] accd48c4f11cd5e051a7a7b136f2fd16e2b163aa1a093b86bd0e5640e1ca02f1
[INFO] running `"docker" "start" "-a" "accd48c4f11cd5e051a7a7b136f2fd16e2b163aa1a093b86bd0e5640e1ca02f1"`
[INFO] [stderr]    Compiling twelve_days_of_christmas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "accd48c4f11cd5e051a7a7b136f2fd16e2b163aa1a093b86bd0e5640e1ca02f1"`
[INFO] running `"docker" "rm" "-f" "accd48c4f11cd5e051a7a7b136f2fd16e2b163aa1a093b86bd0e5640e1ca02f1"`
[INFO] [stdout] accd48c4f11cd5e051a7a7b136f2fd16e2b163aa1a093b86bd0e5640e1ca02f1
[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/KelseyCarlow/twelve_days_of_Christmas:/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] 640a3f141239358de00f736becc019cdab1aacc09d0140720200b594f7f1d8bc
[INFO] running `"docker" "start" "-a" "640a3f141239358de00f736becc019cdab1aacc09d0140720200b594f7f1d8bc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/twelve_days_of_christmas-3018f772643289d7
[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" "640a3f141239358de00f736becc019cdab1aacc09d0140720200b594f7f1d8bc"`
[INFO] running `"docker" "rm" "-f" "640a3f141239358de00f736becc019cdab1aacc09d0140720200b594f7f1d8bc"`
[INFO] [stdout] 640a3f141239358de00f736becc019cdab1aacc09d0140720200b594f7f1d8bc