[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 master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsondr3%2Fkah" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sondr3/kah on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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-1/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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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] 6d217b647a2431c7fdd5002613a1fed41b0cce2fa1b4ddac959530a5251a5185
[INFO] running `"docker" "start" "-a" "6d217b647a2431c7fdd5002613a1fed41b0cce2fa1b4ddac959530a5251a5185"`
[INFO] [stderr]    Compiling openssl-sys v0.9.50
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]     Checking publicsuffix v1.5.3
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]    Compiling structopt-derive v0.3.2
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling native-tls v0.2.3
[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 h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking structopt v0.3.2
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[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:7:4
[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:9:4
[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:7:4
[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:9:4
[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 1m 36s
[INFO] running `"docker" "inspect" "6d217b647a2431c7fdd5002613a1fed41b0cce2fa1b4ddac959530a5251a5185"`
[INFO] running `"docker" "rm" "-f" "6d217b647a2431c7fdd5002613a1fed41b0cce2fa1b4ddac959530a5251a5185"`
[INFO] [stdout] 6d217b647a2431c7fdd5002613a1fed41b0cce2fa1b4ddac959530a5251a5185