[INFO] cloning repository https://github.com/doums/bato
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doums/bato" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoums%2Fbato", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoums%2Fbato'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e22c3b289223893b928f0eb5b3a7f269cf40efe7
[INFO] checking doums/bato against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoums%2Fbato" "/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/doums/bato 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/doums/bato
[INFO] finished tweaking git repo https://github.com/doums/bato
[INFO] tweaked toml for git repo https://github.com/doums/bato written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/doums/bato 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-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", 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] 08f28cb667739f4f30acc50fa04bb3ac0cbdbef142959a83d2049cc089358da0
[INFO] running `Command { std: "docker" "start" "-a" "08f28cb667739f4f30acc50fa04bb3ac0cbdbef142959a83d2049cc089358da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08f28cb667739f4f30acc50fa04bb3ac0cbdbef142959a83d2049cc089358da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f28cb667739f4f30acc50fa04bb3ac0cbdbef142959a83d2049cc089358da0", kill_on_drop: false }`
[INFO] [stdout] 08f28cb667739f4f30acc50fa04bb3ac0cbdbef142959a83d2049cc089358da0
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/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] 75c9af10b11e4ab7ed656bb3b760a65fb626ad0abcf59e11f4064dcf0369d56d
[INFO] running `Command { std: "docker" "start" "-a" "75c9af10b11e4ab7ed656bb3b760a65fb626ad0abcf59e11f4064dcf0369d56d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling bato v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | /     loop {
[INFO] [stdout] 32 | |         bato.check().unwrap_or_else(|err| {
[INFO] [stdout] 33 | |             eprintln!("bato error: {}", err);
[INFO] [stdout] 34 | |             process::exit(1);
[INFO] [stdout] 35 | |         });
[INFO] [stdout] 36 | |         thread::sleep(tick);
[INFO] [stdout] 37 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 38 |       bato.close();
[INFO] [stdout]    |       ^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/error.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(item: impl Into<String>) -> Error {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | /     loop {
[INFO] [stdout] 32 | |         bato.check().unwrap_or_else(|err| {
[INFO] [stdout] 33 | |             eprintln!("bato error: {}", err);
[INFO] [stdout] 34 | |             process::exit(1);
[INFO] [stdout] 35 | |         });
[INFO] [stdout] 36 | |         thread::sleep(tick);
[INFO] [stdout] 37 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 38 |       bato.close();
[INFO] [stdout]    |       ^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/error.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(item: impl Into<String>) -> Error {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.58s
[INFO] running `Command { std: "docker" "inspect" "75c9af10b11e4ab7ed656bb3b760a65fb626ad0abcf59e11f4064dcf0369d56d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75c9af10b11e4ab7ed656bb3b760a65fb626ad0abcf59e11f4064dcf0369d56d", kill_on_drop: false }`
[INFO] [stdout] 75c9af10b11e4ab7ed656bb3b760a65fb626ad0abcf59e11f4064dcf0369d56d