[INFO] cloning repository https://github.com/outillage/r-slack-channels
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/outillage/r-slack-channels" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foutillage%2Fr-slack-channels"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foutillage%2Fr-slack-channels'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bb89a4c5b6cc52195308b863394d29738ab3d3a7
[INFO] checking outillage/r-slack-channels against master#e2223c94bf433fc38234d1303e88cbaf14755863 for pr-69548
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foutillage%2Fr-slack-channels" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/outillage/r-slack-channels on toolchain e2223c94bf433fc38234d1303e88cbaf14755863
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/outillage/r-slack-channels
[INFO] finished tweaking git repo https://github.com/outillage/r-slack-channels
[INFO] tweaked toml for git repo https://github.com/outillage/r-slack-channels written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/outillage/r-slack-channels already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a1a2b64ad563b8f407f002956efccb64ad9a0d3e061a9d87bdb7194035e65782
[INFO] running `"docker" "start" "-a" "a1a2b64ad563b8f407f002956efccb64ad9a0d3e061a9d87bdb7194035e65782"`
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]     Checking serde_json v1.0.47
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking cookie v0.11.2
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking inotify v0.7.0
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking rocket_http v0.4.2
[INFO] [stderr]    Compiling rocket_codegen v0.4.2
[INFO] [stderr]     Checking rocket v0.4.2
[INFO] [stderr]     Checking rocket_contrib v0.4.2
[INFO] [stderr]     Checking slack-bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `JsonValue`
[INFO] [stderr]   --> src/main.rs:10:34
[INFO] [stderr]    |
[INFO] [stderr] 10 | use rocket_contrib::json::{Json, JsonValue};
[INFO] [stderr]    |                                  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `JsonValue`
[INFO] [stderr]   --> src/main.rs:10:34
[INFO] [stderr]    |
[INFO] [stderr] 10 | use rocket_contrib::json::{Json, JsonValue};
[INFO] [stderr]    |                                  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.23s
[INFO] running `"docker" "inspect" "a1a2b64ad563b8f407f002956efccb64ad9a0d3e061a9d87bdb7194035e65782"`
[INFO] running `"docker" "rm" "-f" "a1a2b64ad563b8f407f002956efccb64ad9a0d3e061a9d87bdb7194035e65782"`
[INFO] [stdout] a1a2b64ad563b8f407f002956efccb64ad9a0d3e061a9d87bdb7194035e65782