[INFO] updating cached repository https://github.com/TuckerBMorgan/math_lib
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2868052441bd58639639c738e53e8b7a81939bd3
[INFO] checking TuckerBMorgan/math_lib against try#85cc1486e1f000dce4bb8e1b3cfab2b654b102a8 for pr-73323
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuckerBMorgan%2Fmath_lib" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TuckerBMorgan/math_lib on toolchain 85cc1486e1f000dce4bb8e1b3cfab2b654b102a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-7/source/Cargo.toml
[INFO] crate git repo https://github.com/TuckerBMorgan/math_lib already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0685c008dd9ddbe19d80ab543e7113c3c2d86a0e2d8b76f3cabe1d34ff4cb30
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c0685c008dd9ddbe19d80ab543e7113c3c2d86a0e2d8b76f3cabe1d34ff4cb30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0685c008dd9ddbe19d80ab543e7113c3c2d86a0e2d8b76f3cabe1d34ff4cb30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0685c008dd9ddbe19d80ab543e7113c3c2d86a0e2d8b76f3cabe1d34ff4cb30", kill_on_drop: false }`
[INFO] [stdout] c0685c008dd9ddbe19d80ab543e7113c3c2d86a0e2d8b76f3cabe1d34ff4cb30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1ab867f97de0f0cf6ef02e58760fab829afca862fc1c22fc33fdc152215df62
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b1ab867f97de0f0cf6ef02e58760fab829afca862fc1c22fc33fdc152215df62", kill_on_drop: false }`
[INFO] [stderr]     Checking math_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Plane`
[INFO] [stdout]  --> src/plane.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Plane {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/plane.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(a: Vec3, b: Vec3, c: Vec3) -> Plane {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `normal_of_plane`
[INFO] [stdout]   --> src/plane.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn normal_of_plane(&self) -> Vec3 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "b1ab867f97de0f0cf6ef02e58760fab829afca862fc1c22fc33fdc152215df62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1ab867f97de0f0cf6ef02e58760fab829afca862fc1c22fc33fdc152215df62", kill_on_drop: false }`
[INFO] [stdout] b1ab867f97de0f0cf6ef02e58760fab829afca862fc1c22fc33fdc152215df62