[INFO] updating cached repository https://github.com/yorodm/awstail
[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] 7f5afab605bee36a0db5c2f7d521658340daa0bc
[INFO] checking yorodm/awstail against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyorodm%2Fawstail" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yorodm/awstail on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/yorodm/awstail
[INFO] finished tweaking git repo https://github.com/yorodm/awstail
[INFO] tweaked toml for git repo https://github.com/yorodm/awstail written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/yorodm/awstail already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "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] 03c01878f473213832145a74e60d4940fbe7336f645c99971bb6fdad47bf03b8
[INFO] running `"docker" "start" "-a" "03c01878f473213832145a74e60d4940fbe7336f645c99971bb6fdad47bf03b8"`
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking console v0.6.2
[INFO] [stderr]     Checking tokio-process v0.2.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking webpki v0.21.0
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking ctrlc v3.1.3
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]     Checking tokio-rustls v0.10.3
[INFO] [stderr]     Checking hyper-rustls v0.17.1
[INFO] [stderr]     Checking rusoto_credential v0.42.0
[INFO] [stderr]     Checking rusoto_signature v0.42.0
[INFO] [stderr]     Checking rusoto_core v0.42.0
[INFO] [stderr]     Checking rusoto_logs v0.42.0
[INFO] [stderr]     Checking awstail v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/cmd.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 146 | /     loop {
[INFO] [stderr] 147 | |         match fetch_logs(&client, req, timeout.unwrap()) {
[INFO] [stderr] 148 | |             AWSResponse::Token(x) => {
[INFO] [stderr] 149 | |                 token = Some(x);
[INFO] [stderr] ...   |
[INFO] [stderr] 157 | |         };
[INFO] [stderr] 158 | |     }
[INFO] [stderr]     | |_____- any code following this expression is unreachable
[INFO] [stderr] 159 |       Ok(())
[INFO] [stderr]     |       ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/cmd.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 146 | /     loop {
[INFO] [stderr] 147 | |         match fetch_logs(&client, req, timeout.unwrap()) {
[INFO] [stderr] 148 | |             AWSResponse::Token(x) => {
[INFO] [stderr] 149 | |                 token = Some(x);
[INFO] [stderr] ...   |
[INFO] [stderr] 157 | |         };
[INFO] [stderr] 158 | |     }
[INFO] [stderr]     | |_____- any code following this expression is unreachable
[INFO] [stderr] 159 |       Ok(())
[INFO] [stderr]     |       ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `"docker" "inspect" "03c01878f473213832145a74e60d4940fbe7336f645c99971bb6fdad47bf03b8"`
[INFO] running `"docker" "rm" "-f" "03c01878f473213832145a74e60d4940fbe7336f645c99971bb6fdad47bf03b8"`
[INFO] [stdout] 03c01878f473213832145a74e60d4940fbe7336f645c99971bb6fdad47bf03b8