[INFO] cloning repository https://github.com/lmj01/rust-meijie
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lmj01/rust-meijie" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmj01%2Frust-meijie", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmj01%2Frust-meijie'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 656e8c4860ed324f336c7b5ebebc2bfc0c232a54
[INFO] checking lmj01/rust-meijie against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmj01%2Frust-meijie" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lmj01/rust-meijie on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lmj01/rust-meijie
[INFO] finished tweaking git repo https://github.com/lmj01/rust-meijie
[INFO] tweaked toml for git repo https://github.com/lmj01/rust-meijie written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/lmj01/rust-meijie already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d65e555a176e34847639def7de4ed67909226b14a44432545d210a1408b3159
[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" "6d65e555a176e34847639def7de4ed67909226b14a44432545d210a1408b3159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d65e555a176e34847639def7de4ed67909226b14a44432545d210a1408b3159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d65e555a176e34847639def7de4ed67909226b14a44432545d210a1408b3159", kill_on_drop: false }`
[INFO] [stdout] 6d65e555a176e34847639def7de4ed67909226b14a44432545d210a1408b3159
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c20c019a0ff9ec87adbe6f4f9df41d0cd94f42e53e5dbcdd3c5c2ad010c92005
[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" "c20c019a0ff9ec87adbe6f4f9df41d0cd94f42e53e5dbcdd3c5c2ad010c92005", kill_on_drop: false }`
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]     Checking mjlib v0.1.0 (/opt/rustwide/workdir/mjlib)
[INFO] [stdout] warning: trait `animal` should have an upper camel case name
[INFO] [stdout]  --> mjlib/src/mjtrait/dyn_trait.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub trait animal {
[INFO] [stdout]   |           ^^^^^^ help: convert the identifier to upper camel case: `Animal`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `cat` should have an upper camel case name
[INFO] [stdout]  --> mjlib/src/mjtrait/dyn_trait.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct cat {
[INFO] [stdout]   |        ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Cat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `dog` should have an upper camel case name
[INFO] [stdout]   --> mjlib/src/mjtrait/dyn_trait.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct dog {
[INFO] [stdout]    |        ^^^ help: convert the identifier to upper camel case: `Dog`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> mjlib/src/mjtrait/obj_trait.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn demo(x: Vec<Box<dyn Run>>) {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> mjlib/src/mjtrait/bind_trait.rs:24:24
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn test1<T: Run + Eat>(x: T) {
[INFO] [stdout]    |                        ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> mjlib/src/mjtrait/bind_trait.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn test2<T>(x: T) where T: Run + Eat {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test1`
[INFO] [stdout]   --> mjlib/src/mjtrait/bind_trait.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn test1<T: Run + Eat>(x: T) {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test2`
[INFO] [stdout]   --> mjlib/src/mjtrait/bind_trait.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn test2<T>(x: T) where T: Run + Eat {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking mjrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "c20c019a0ff9ec87adbe6f4f9df41d0cd94f42e53e5dbcdd3c5c2ad010c92005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c20c019a0ff9ec87adbe6f4f9df41d0cd94f42e53e5dbcdd3c5c2ad010c92005", kill_on_drop: false }`
[INFO] [stdout] c20c019a0ff9ec87adbe6f4f9df41d0cd94f42e53e5dbcdd3c5c2ad010c92005