[INFO] updating cached repository kylc/raytracer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kylc/raytracer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kylc/raytracer" "work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/kylc/raytracer"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/kylc/raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kylc/raytracer" "work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/kylc/raytracer"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/kylc/raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 622c61814400ab9d59cb865e072e030b1eb58fbd
[INFO] sha for GitHub repo kylc/raytracer: 622c61814400ab9d59cb865e072e030b1eb58fbd
[INFO] validating manifest of kylc/raytracer on toolchain master#589beb979c0f1a9736e02e578913db88398c3ba5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kylc/raytracer on toolchain try#42445ded8fd34235a676755cb5d079658ed51f6a
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kylc/raytracer
[INFO] finished frobbing kylc/raytracer
[INFO] frobbed toml for kylc/raytracer written to work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/kylc/raytracer/Cargo.toml
[INFO] started frobbing kylc/raytracer
[INFO] finished frobbing kylc/raytracer
[INFO] frobbed toml for kylc/raytracer written to work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/kylc/raytracer/Cargo.toml
[INFO] crate kylc/raytracer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/kylc/raytracer/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/PistonDevelopers/image`
[INFO] [stderr]     Updating git repository `https://github.com/sebcrozet/nalgebra`
[INFO] [stderr]     Updating git repository `https://github.com/rust-lang/rand`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/PistonDevelopers/image`
[INFO] [stderr]     Updating git repository `https://github.com/sebcrozet/nalgebra`
[INFO] [stderr]     Updating git repository `https://github.com/rust-lang/rand`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking kylc/raytracer against master#589beb979c0f1a9736e02e578913db88398c3ba5 for pr-60944
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-0/master#589beb979c0f1a9736e02e578913db88398c3ba5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/kylc/raytracer:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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=forbid" "-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" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f9ee44ff7305ded92060afdf28d83300abd16c7e9adf327cb538f33d61c498f9
[INFO] running `"docker" "start" "-a" "f9ee44ff7305ded92060afdf28d83300abd16c7e9adf327cb538f33d61c498f9"`
[INFO] [stderr]     Checking rand_core v0.4.0 (https://github.com/rust-lang/rand#73ef869e)
[INFO] [stderr]    Compiling rand_pcg v0.1.2 (https://github.com/rust-lang/rand#73ef869e)
[INFO] [stderr]    Compiling rand v0.6.5 (https://github.com/rust-lang/rand#73ef869e)
[INFO] [stderr]     Checking getrandom v0.1.3
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking nalgebra v0.18.0 (https://github.com/sebcrozet/nalgebra#b5f45208)
[INFO] [stderr]     Checking rand_hc v0.1.0 (https://github.com/rust-lang/rand#73ef869e)
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.0 (https://github.com/PistonDevelopers/image#86f735d3)
[INFO] [stderr]     Checking renderer v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error: expected identifier, found `"nalgebra"`
[INFO] [stderr]  --> src/lib.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 | extern crate "nalgebra" as na;
[INFO] [stderr]   |              ^^^^^^^^^^ expected identifier
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `renderer`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: expected identifier, found `"nalgebra"`
[INFO] [stderr]  --> src/lib.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 | extern crate "nalgebra" as na;
[INFO] [stderr]   |              ^^^^^^^^^^ expected identifier
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `renderer`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f9ee44ff7305ded92060afdf28d83300abd16c7e9adf327cb538f33d61c498f9"`
[INFO] running `"docker" "rm" "-f" "f9ee44ff7305ded92060afdf28d83300abd16c7e9adf327cb538f33d61c498f9"`
[INFO] [stdout] f9ee44ff7305ded92060afdf28d83300abd16c7e9adf327cb538f33d61c498f9