[INFO] cloning repository https://github.com/devsbb/elb-logs-to-cloudwatch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devsbb/elb-logs-to-cloudwatch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsbb%2Felb-logs-to-cloudwatch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsbb%2Felb-logs-to-cloudwatch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4be3b3aebef0afb4a363827411200abbb5c349e3
[INFO] checking devsbb/elb-logs-to-cloudwatch against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsbb%2Felb-logs-to-cloudwatch" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/devsbb/elb-logs-to-cloudwatch on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/devsbb/elb-logs-to-cloudwatch
[INFO] finished tweaking git repo https://github.com/devsbb/elb-logs-to-cloudwatch
[INFO] tweaked toml for git repo https://github.com/devsbb/elb-logs-to-cloudwatch written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/devsbb/elb-logs-to-cloudwatch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "858ada747527410e8e71319cddae6bcfd970fb86c1f40bd6bda958d09ef5b09e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "858ada747527410e8e71319cddae6bcfd970fb86c1f40bd6bda958d09ef5b09e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "858ada747527410e8e71319cddae6bcfd970fb86c1f40bd6bda958d09ef5b09e", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: function is never used: `from_args`
[INFO] [stdout]   --> src/config.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) fn from_args() -> Config {
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `handler`
[INFO] [stdout]   --> src/handlers.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn handler(event: S3Event, _context: Context) -> Result<(), HandlerError> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_s3_client`
[INFO] [stdout]   --> src/s3.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn get_s3_client(region: &Region) -> S3Client {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `open_s3_file`
[INFO] [stdout]   --> src/s3.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) fn open_s3_file(bucket: &str, key: &str, config: &Config) -> Result<impl Read> {
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `from_args`
[INFO] [stdout]   --> src/config.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) fn from_args() -> Config {
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `handler`
[INFO] [stdout]   --> src/handlers.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn handler(event: S3Event, _context: Context) -> Result<(), HandlerError> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_s3_client`
[INFO] [stdout]   --> src/s3.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn get_s3_client(region: &Region) -> S3Client {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `open_s3_file`
[INFO] [stdout]   --> src/s3.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) fn open_s3_file(bucket: &str, key: &str, config: &Config) -> Result<impl Read> {
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "29cdd7054951673863727939e3814002a136d7f0624a3d0c9d4bcb7078f448e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29cdd7054951673863727939e3814002a136d7f0624a3d0c9d4bcb7078f448e5", kill_on_drop: false }`
[INFO] [stdout] 29cdd7054951673863727939e3814002a136d7f0624a3d0c9d4bcb7078f448e5