[INFO] updating cached repository https://github.com/sondr3/kah
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 951e76509090baef9ddda6cb9f77ef356d2f6973
[INFO] checking sondr3/kah against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsondr3%2Fkah" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sondr3/kah on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sondr3/kah
[INFO] finished tweaking git repo https://github.com/sondr3/kah
[INFO] tweaked toml for git repo https://github.com/sondr3/kah written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/sondr3/kah already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "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] 76f73c79e7c2440c29ef7e2899d4b2721473c4ae50ec30af05e5e5a843c8b05e
[INFO] running `"docker" "start" "-a" "76f73c79e7c2440c29ef7e2899d4b2721473c4ae50ec30af05e5e5a843c8b05e"`
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking native-tls v0.2.3
[INFO] [stderr]     Checking publicsuffix v1.5.3
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.21
[INFO] [stderr]     Checking kah v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `create_kah_dotfile`
[INFO] [stderr]  --> src/init.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn create_kah_dotfile(name: &str, input: &Kah, force: bool) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_language`
[INFO] [stderr]  --> src/languages.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn get_language(name: &str) -> Languages {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/languages.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn new(name: &str, extension: String, command: String) -> Language {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_kah_dotfile`
[INFO] [stderr]  --> src/init.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn create_kah_dotfile(name: &str, input: &Kah, force: bool) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_language`
[INFO] [stderr]  --> src/languages.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn get_language(name: &str) -> Languages {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/languages.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn new(name: &str, extension: String, command: String) -> Language {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.10s
[INFO] running `"docker" "inspect" "76f73c79e7c2440c29ef7e2899d4b2721473c4ae50ec30af05e5e5a843c8b05e"`
[INFO] running `"docker" "rm" "-f" "76f73c79e7c2440c29ef7e2899d4b2721473c4ae50ec30af05e5e5a843c8b05e"`
[INFO] [stdout] 76f73c79e7c2440c29ef7e2899d4b2721473c4ae50ec30af05e5e5a843c8b05e