[INFO] updating cached repository nappa85/marsrover
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nappa85/marsrover
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nappa85/marsrover" "work/ex/beta-1.38-1/sources/1.37.0/gh/nappa85/marsrover"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nappa85/marsrover'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nappa85/marsrover" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nappa85/marsrover"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nappa85/marsrover'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 94491e8bc709247c9457db8fb80cf50de863fb95
[INFO] sha for GitHub repo nappa85/marsrover: 94491e8bc709247c9457db8fb80cf50de863fb95
[INFO] validating manifest of nappa85/marsrover 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 nappa85/marsrover 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 nappa85/marsrover
[INFO] finished frobbing nappa85/marsrover
[INFO] frobbed toml for nappa85/marsrover written to work/ex/beta-1.38-1/sources/1.37.0/gh/nappa85/marsrover/Cargo.toml
[INFO] started frobbing nappa85/marsrover
[INFO] finished frobbing nappa85/marsrover
[INFO] frobbed toml for nappa85/marsrover written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nappa85/marsrover/Cargo.toml
[INFO] crate nappa85/marsrover 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 nappa85/marsrover 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-0/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/nappa85/marsrover:/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] 62e71a98b111d92a02418b6771c21a469a7297896b01a79360c71dda1a5c51e4
[INFO] running `"docker" "start" "-a" "62e71a98b111d92a02418b6771c21a469a7297896b01a79360c71dda1a5c51e4"`
[INFO] [stderr]    Compiling sphericalmercator v0.1.0 (https://github.com/nappa85/rust-sphericalmercator.git#dfd119f6)
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex v0.2.5
[INFO] [stderr]    Compiling hyper v0.11.12
[INFO] [stderr]    Compiling marsrover v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0583]: file not found for module `marsrover`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | mod marsrover;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: name the file either marsrover.rs or marsrover/mod.rs inside the directory "src"
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0583`.
[INFO] [stderr] error: Could not compile `marsrover`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "62e71a98b111d92a02418b6771c21a469a7297896b01a79360c71dda1a5c51e4"`
[INFO] running `"docker" "rm" "-f" "62e71a98b111d92a02418b6771c21a469a7297896b01a79360c71dda1a5c51e4"`
[INFO] [stdout] 62e71a98b111d92a02418b6771c21a469a7297896b01a79360c71dda1a5c51e4