[INFO] updating cached repository nical/backup
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nical/backup
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nical/backup" "work/ex/beta-1.38-1/sources/1.37.0/gh/nical/backup"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nical/backup'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nical/backup" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nical/backup"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nical/backup'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fb625a9df257835a52edc37eb8e6e9b9adeaf01b
[INFO] sha for GitHub repo nical/backup: fb625a9df257835a52edc37eb8e6e9b9adeaf01b
[INFO] validating manifest of nical/backup 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 nical/backup 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 nical/backup
[INFO] finished frobbing nical/backup
[INFO] frobbed toml for nical/backup written to work/ex/beta-1.38-1/sources/1.37.0/gh/nical/backup/Cargo.toml
[INFO] started frobbing nical/backup
[INFO] finished frobbing nical/backup
[INFO] frobbed toml for nical/backup written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nical/backup/Cargo.toml
[INFO] crate nical/backup 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]     Blocking waiting for file lock on package cache
[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" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing nical/backup against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nical/backup:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] fd6ace23af4032f488d411e3d5d5797253f497363f4a14ccd60d37e1b3e5b5d5
[INFO] running `"docker" "start" "-a" "fd6ace23af4032f488d411e3d5d5797253f497363f4a14ccd60d37e1b3e5b5d5"`
[INFO] [stderr]    Compiling serde v1.0.33
[INFO] [stderr]    Compiling serde_derive_internals v0.21.0
[INFO] [stderr]    Compiling serde_derive v1.0.33
[INFO] [stderr]    Compiling toml v0.4.5
[INFO] [stderr]    Compiling backup v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.23s
[INFO] running `"docker" "inspect" "fd6ace23af4032f488d411e3d5d5797253f497363f4a14ccd60d37e1b3e5b5d5"`
[INFO] running `"docker" "rm" "-f" "fd6ace23af4032f488d411e3d5d5797253f497363f4a14ccd60d37e1b3e5b5d5"`
[INFO] [stdout] fd6ace23af4032f488d411e3d5d5797253f497363f4a14ccd60d37e1b3e5b5d5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nical/backup:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4bed3c88c3964754af23d1c263e4fd2dbe00022de5d2682bd159fb19604aa408
[INFO] running `"docker" "start" "-a" "4bed3c88c3964754af23d1c263e4fd2dbe00022de5d2682bd159fb19604aa408"`
[INFO] [stderr]    Compiling backup v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "4bed3c88c3964754af23d1c263e4fd2dbe00022de5d2682bd159fb19604aa408"`
[INFO] running `"docker" "rm" "-f" "4bed3c88c3964754af23d1c263e4fd2dbe00022de5d2682bd159fb19604aa408"`
[INFO] [stdout] 4bed3c88c3964754af23d1c263e4fd2dbe00022de5d2682bd159fb19604aa408
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nical/backup:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 86ad67d82c584aae997335dd17e479ffb506b387cc309335ee551209e9821ceb
[INFO] running `"docker" "start" "-a" "86ad67d82c584aae997335dd17e479ffb506b387cc309335ee551209e9821ceb"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/backup-e659cfea185158a1
[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" "86ad67d82c584aae997335dd17e479ffb506b387cc309335ee551209e9821ceb"`
[INFO] running `"docker" "rm" "-f" "86ad67d82c584aae997335dd17e479ffb506b387cc309335ee551209e9821ceb"`
[INFO] [stdout] 86ad67d82c584aae997335dd17e479ffb506b387cc309335ee551209e9821ceb