[INFO] cloning repository https://github.com/jaynagpaul/Raft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jaynagpaul/Raft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaynagpaul%2FRaft", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaynagpaul%2FRaft'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e349ca1a2384b82b113fc889f4a36afe3a86be61
[INFO] checking jaynagpaul/Raft against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaynagpaul%2FRaft" "/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/jaynagpaul/Raft on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jaynagpaul/Raft
[INFO] finished tweaking git repo https://github.com/jaynagpaul/Raft
[INFO] tweaked toml for git repo https://github.com/jaynagpaul/Raft written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jaynagpaul/Raft already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e89a149cc89796778d87c8b3ed355bbb01c1d7a7f105d05e22814d262ffb08e
[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" "4e89a149cc89796778d87c8b3ed355bbb01c1d7a7f105d05e22814d262ffb08e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e89a149cc89796778d87c8b3ed355bbb01c1d7a7f105d05e22814d262ffb08e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e89a149cc89796778d87c8b3ed355bbb01c1d7a7f105d05e22814d262ffb08e", kill_on_drop: false }`
[INFO] [stdout] 4e89a149cc89796778d87c8b3ed355bbb01c1d7a7f105d05e22814d262ffb08e
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af3c194e548a71436f45b1e6fd05c19b723b0e81731c5aa308b28f5ba46547b3
[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" "af3c194e548a71436f45b1e6fd05c19b723b0e81731c5aa308b28f5ba46547b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking libc v0.2.51
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking raft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `read`
[INFO] [stdout]   --> src/config.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn read() -> Self {
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.11s
[INFO] running `Command { std: "docker" "inspect" "af3c194e548a71436f45b1e6fd05c19b723b0e81731c5aa308b28f5ba46547b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af3c194e548a71436f45b1e6fd05c19b723b0e81731c5aa308b28f5ba46547b3", kill_on_drop: false }`
[INFO] [stdout] af3c194e548a71436f45b1e6fd05c19b723b0e81731c5aa308b28f5ba46547b3