[INFO] cloning repository https://github.com/fussybeaver/red-badger-challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fussybeaver/red-badger-challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffussybeaver%2Fred-badger-challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffussybeaver%2Fred-badger-challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 825cb6a841de03364f83827b2f2f3fd800f8295e
[INFO] checking fussybeaver/red-badger-challenge against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffussybeaver%2Fred-badger-challenge" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fussybeaver/red-badger-challenge 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/fussybeaver/red-badger-challenge
[INFO] finished tweaking git repo https://github.com/fussybeaver/red-badger-challenge
[INFO] tweaked toml for git repo https://github.com/fussybeaver/red-badger-challenge written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/fussybeaver/red-badger-challenge 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 42ae55042119761d8472ccc5f0469e8141a567d04ab456d422674f13d1ac1168
[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" "42ae55042119761d8472ccc5f0469e8141a567d04ab456d422674f13d1ac1168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42ae55042119761d8472ccc5f0469e8141a567d04ab456d422674f13d1ac1168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42ae55042119761d8472ccc5f0469e8141a567d04ab456d422674f13d1ac1168", kill_on_drop: false }`
[INFO] [stdout] 42ae55042119761d8472ccc5f0469e8141a567d04ab456d422674f13d1ac1168
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 9fe74c46757f0da4c8fb8f746d7b57fba7dde920df2d723916f57fb5da034786
[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" "9fe74c46757f0da4c8fb8f746d7b57fba7dde920df2d723916f57fb5da034786", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking red-badger-challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `dump`
[INFO] [stdout]   --> src/main.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn dump<T: std::fmt::Debug>(res: IResult<&str, T>) {
[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: function is never used: `dump`
[INFO] [stdout]    --> src/parse.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn dump<T: std::fmt::Debug>(res: IResult<&str, 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: `dump`
[INFO] [stdout]   --> src/main.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn dump<T: std::fmt::Debug>(res: IResult<&str, T>) {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.89s
[INFO] running `Command { std: "docker" "inspect" "9fe74c46757f0da4c8fb8f746d7b57fba7dde920df2d723916f57fb5da034786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fe74c46757f0da4c8fb8f746d7b57fba7dde920df2d723916f57fb5da034786", kill_on_drop: false }`
[INFO] [stdout] 9fe74c46757f0da4c8fb8f746d7b57fba7dde920df2d723916f57fb5da034786