[INFO] cloning repository https://github.com/shhr1214/myutils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shhr1214/myutils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshhr1214%2Fmyutils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshhr1214%2Fmyutils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c6e98abd2c30a91fcc22be0bf565447c93d068c
[INFO] checking shhr1214/myutils against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshhr1214%2Fmyutils" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shhr1214/myutils on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shhr1214/myutils
[INFO] finished tweaking git repo https://github.com/shhr1214/myutils
[INFO] tweaked toml for git repo https://github.com/shhr1214/myutils written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/shhr1214/myutils already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3374b557ca2135f218eb73e1402f683f80954dbfc7ba780013a37e4539cc3836
[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" "3374b557ca2135f218eb73e1402f683f80954dbfc7ba780013a37e4539cc3836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3374b557ca2135f218eb73e1402f683f80954dbfc7ba780013a37e4539cc3836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3374b557ca2135f218eb73e1402f683f80954dbfc7ba780013a37e4539cc3836", kill_on_drop: false }`
[INFO] [stdout] 3374b557ca2135f218eb73e1402f683f80954dbfc7ba780013a37e4539cc3836
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 66f49f05b543d8e0176654df64b3cfe6775f65bccd0b7480266adc62b56ca36a
[INFO] running `Command { std: "docker" "start" "-a" "66f49f05b543d8e0176654df64b3cfe6775f65bccd0b7480266adc62b56ca36a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking myutils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `head`
[INFO] [stdout]   --> src/bin/show-calendar.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn head(month: u32) {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `head`
[INFO] [stdout]   --> src/bin/show-calendar.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn head(month: u32) {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.69s
[INFO] running `Command { std: "docker" "inspect" "66f49f05b543d8e0176654df64b3cfe6775f65bccd0b7480266adc62b56ca36a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66f49f05b543d8e0176654df64b3cfe6775f65bccd0b7480266adc62b56ca36a", kill_on_drop: false }`
[INFO] [stdout] 66f49f05b543d8e0176654df64b3cfe6775f65bccd0b7480266adc62b56ca36a