[INFO] cloning repository https://github.com/luckyuro/rsKata
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luckyuro/rsKata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluckyuro%2FrsKata"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluckyuro%2FrsKata'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7b4c681b1e3a07ccc10f76f25f8a87bcf03d3925
[INFO] checking luckyuro/rsKata against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluckyuro%2FrsKata" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luckyuro/rsKata on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/luckyuro/rsKata
[INFO] finished tweaking git repo https://github.com/luckyuro/rsKata
[INFO] tweaked toml for git repo https://github.com/luckyuro/rsKata written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/luckyuro/rsKata already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 527b37373d10f0492e21848ea3bfaff0c9150cd940e820ff968799023bdf92be
[INFO] running `"docker" "start" "-a" "527b37373d10f0492e21848ea3bfaff0c9150cd940e820ff968799023bdf92be"`
[INFO] [stderr]     Checking kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0606]: casting `f64` as `i32` is invalid
[INFO] [stderr]  --> src/katas/half_step.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mid = (n as i32) as f64 + 0.5;
[INFO] [stderr]   |               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `i32` is invalid
[INFO] [stderr]   --> src/katas/new_benefactor.rs:16:21
[INFO] [stderr]    |
[INFO] [stderr] 16 |         return Some(ans.ceil() as i32);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `i32` is invalid
[INFO] [stderr]  --> src/katas/half_step.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mid = (n as i32) as f64 + 0.5;
[INFO] [stderr]   |               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `i32` is invalid
[INFO] [stderr]   --> src/katas/new_benefactor.rs:16:21
[INFO] [stderr]    |
[INFO] [stderr] 16 |         return Some(ans.ceil() as i32);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `u64` is invalid
[INFO] [stderr]  --> src/katas/pile_of_cubes.rs:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let bot = (inner as f64).sqrt().sqrt() as u64;
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `u64` is invalid
[INFO] [stderr]  --> src/katas/pile_of_cubes.rs:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let bot = (inner as f64).sqrt().sqrt() as u64;
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `kata`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `kata`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "527b37373d10f0492e21848ea3bfaff0c9150cd940e820ff968799023bdf92be"`
[INFO] running `"docker" "rm" "-f" "527b37373d10f0492e21848ea3bfaff0c9150cd940e820ff968799023bdf92be"`
[INFO] [stdout] 527b37373d10f0492e21848ea3bfaff0c9150cd940e820ff968799023bdf92be