[INFO] updating cached repository BookOwl/mit
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/BookOwl/mit
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/BookOwl/mit" "work/ex/beta-1.38-1/sources/1.37.0/gh/BookOwl/mit"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/BookOwl/mit'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BookOwl/mit" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/BookOwl/mit"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/BookOwl/mit'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 548f78a91c285b99304609cacafbb4f1cb15cef5
[INFO] sha for GitHub repo BookOwl/mit: 548f78a91c285b99304609cacafbb4f1cb15cef5
[INFO] validating manifest of BookOwl/mit 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 BookOwl/mit 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 BookOwl/mit
[INFO] finished frobbing BookOwl/mit
[INFO] frobbed toml for BookOwl/mit written to work/ex/beta-1.38-1/sources/1.37.0/gh/BookOwl/mit/Cargo.toml
[INFO] started frobbing BookOwl/mit
[INFO] finished frobbing BookOwl/mit
[INFO] frobbed toml for BookOwl/mit written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/BookOwl/mit/Cargo.toml
[INFO] crate BookOwl/mit 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing BookOwl/mit 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-3/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/BookOwl/mit:/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] 9d3a89bf9d6e6d78a9983515c87ad2656bf1c3db47738ad8d34292c9162fe96d
[INFO] running `"docker" "start" "-a" "9d3a89bf9d6e6d78a9983515c87ad2656bf1c3db47738ad8d34292c9162fe96d"`
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling mit v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.41s
[INFO] running `"docker" "inspect" "9d3a89bf9d6e6d78a9983515c87ad2656bf1c3db47738ad8d34292c9162fe96d"`
[INFO] running `"docker" "rm" "-f" "9d3a89bf9d6e6d78a9983515c87ad2656bf1c3db47738ad8d34292c9162fe96d"`
[INFO] [stdout] 9d3a89bf9d6e6d78a9983515c87ad2656bf1c3db47738ad8d34292c9162fe96d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/BookOwl/mit:/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] 99e827c2268748f46e0c6b8aa5cb02766a0c1cfbc3941944347a5c15e4936c29
[INFO] running `"docker" "start" "-a" "99e827c2268748f46e0c6b8aa5cb02766a0c1cfbc3941944347a5c15e4936c29"`
[INFO] [stderr]    Compiling mit v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "99e827c2268748f46e0c6b8aa5cb02766a0c1cfbc3941944347a5c15e4936c29"`
[INFO] running `"docker" "rm" "-f" "99e827c2268748f46e0c6b8aa5cb02766a0c1cfbc3941944347a5c15e4936c29"`
[INFO] [stdout] 99e827c2268748f46e0c6b8aa5cb02766a0c1cfbc3941944347a5c15e4936c29
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/BookOwl/mit:/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] f3d859bc101fdcb887cb859bd112f3c95e79e14765a90ba621874ac3a255ba86
[INFO] running `"docker" "start" "-a" "f3d859bc101fdcb887cb859bd112f3c95e79e14765a90ba621874ac3a255ba86"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mit-8e438b9ed4f6fbb7
[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" "f3d859bc101fdcb887cb859bd112f3c95e79e14765a90ba621874ac3a255ba86"`
[INFO] running `"docker" "rm" "-f" "f3d859bc101fdcb887cb859bd112f3c95e79e14765a90ba621874ac3a255ba86"`
[INFO] [stdout] f3d859bc101fdcb887cb859bd112f3c95e79e14765a90ba621874ac3a255ba86