[INFO] updating cached repository https://github.com/lidavidm/rusttracer
[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] 6c9ecb74b29ca4d7b2c5ac3130f64582735a1060
[INFO] testing lidavidm/rusttracer against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Flidavidm%2Frusttracer" "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/lidavidm/rusttracer 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/lidavidm/rusttracer
[INFO] finished tweaking git repo https://github.com/lidavidm/rusttracer
[INFO] tweaked toml for git repo https://github.com/lidavidm/rusttracer written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/lidavidm/rusttracer 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]     Blocking waiting for file lock on package cache
[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[INFO] the lockfile is outdated, regenerating it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] [stderr]     Blocking waiting for file lock on package cache
[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] 44bed88b9ea9691b4589d39ddce7583cb895ed22f4f37cfc3906d9a290d3d64e
[INFO] running `"docker" "start" "-a" "44bed88b9ea9691b4589d39ddce7583cb895ed22f4f37cfc3906d9a290d3d64e"`
[INFO] [stderr]    Compiling rusttracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0560]: struct `objects::image::Rgb<u8>` has no field named `data`
[INFO] [stderr]   --> src/objects/mod.rs:46:22
[INFO] [stderr]    |
[INFO] [stderr] 46 |         image::Rgb { data: [(self.x.min(1.0) * 255.0) as u8,
[INFO] [stderr]    |         ----------   ^^^^ field does not exist
[INFO] [stderr]    |         |
[INFO] [stderr]    |         `objects::image::Rgb<_>` is a tuple struct, use the appropriate syntax: `objects::image::Rgb<_>(/* fields */)`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0560`.
[INFO] [stderr] error: Could not compile `rusttracer`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "44bed88b9ea9691b4589d39ddce7583cb895ed22f4f37cfc3906d9a290d3d64e"`
[INFO] running `"docker" "rm" "-f" "44bed88b9ea9691b4589d39ddce7583cb895ed22f4f37cfc3906d9a290d3d64e"`
[INFO] [stdout] 44bed88b9ea9691b4589d39ddce7583cb895ed22f4f37cfc3906d9a290d3d64e