[INFO] updating cached repository https://github.com/TuckerBMorgan/math_lib
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 2868052441bd58639639c738e53e8b7a81939bd3
[INFO] checking TuckerBMorgan/math_lib against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuckerBMorgan%2Fmath_lib" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TuckerBMorgan/math_lib 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/TuckerBMorgan/math_lib
[INFO] finished tweaking git repo https://github.com/TuckerBMorgan/math_lib
[INFO] tweaked toml for git repo https://github.com/TuckerBMorgan/math_lib written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/TuckerBMorgan/math_lib already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 10fcd6d6ee620261322bcf12d72346769f38f2de201f4efe340dc37611720358
[INFO] running `"docker" "start" "-a" "10fcd6d6ee620261322bcf12d72346769f38f2de201f4efe340dc37611720358"`
[INFO] [stderr]     Checking math_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: struct is never constructed: `Plane`
[INFO] [stderr]  --> src/plane.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Plane {
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/plane.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(a: Vec3, b: Vec3, c: Vec3) -> Plane {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `normal_of_plane`
[INFO] [stderr]   --> src/plane.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn normal_of_plane(&self) -> Vec3 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "10fcd6d6ee620261322bcf12d72346769f38f2de201f4efe340dc37611720358"`
[INFO] running `"docker" "rm" "-f" "10fcd6d6ee620261322bcf12d72346769f38f2de201f4efe340dc37611720358"`
[INFO] [stdout] 10fcd6d6ee620261322bcf12d72346769f38f2de201f4efe340dc37611720358