[INFO] updating cached repository https://github.com/qparrod/rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d40f3bc5513856e7a293b59b61b06f8686e3f0d7
[INFO] testing qparrod/rust against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqparrod%2Frust" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/qparrod/rust on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/qparrod/rust
[INFO] finished tweaking git repo https://github.com/qparrod/rust
[INFO] tweaked toml for git repo https://github.com/qparrod/rust written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/qparrod/rust already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /big/crater/work/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 6eadf8cc0b1d44911625a9986d3b98a923fa1fd756582542b2da06a584b3d283
[INFO] running `"docker" "start" "-a" "6eadf8cc0b1d44911625a9986d3b98a923fa1fd756582542b2da06a584b3d283"`
[INFO] [stderr]    Compiling rust-learning v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stderr]  --> src/log.rs:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 | static path : Path = Path::new("log/test.log");
[INFO] [stderr]   |               ^^^^ borrow the `Path` instead
[INFO] [stderr]   |
[INFO] [stderr]   = help: within `std::path::Path`, the trait `std::marker::Sized` is not implemented for `[u8]`
[INFO] [stderr]   = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
[INFO] [stderr]   = note: required because it appears within the type `std::path::Path`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `rust-learning`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6eadf8cc0b1d44911625a9986d3b98a923fa1fd756582542b2da06a584b3d283"`
[INFO] running `"docker" "rm" "-f" "6eadf8cc0b1d44911625a9986d3b98a923fa1fd756582542b2da06a584b3d283"`
[INFO] [stdout] 6eadf8cc0b1d44911625a9986d3b98a923fa1fd756582542b2da06a584b3d283