[INFO] cloning repository https://github.com/guaychou/flusher-cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guaychou/flusher-cli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguaychou%2Fflusher-cli", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguaychou%2Fflusher-cli'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3923bb628a4c889d79b603a45713b27094d02c9e
[INFO] checking guaychou/flusher-cli against master#4c60a0ea5b2385d7400df9db1ad04e96f2a4c154 for 92191_revert
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguaychou%2Fflusher-cli" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guaychou/flusher-cli on toolchain 4c60a0ea5b2385d7400df9db1ad04e96f2a4c154
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/guaychou/flusher-cli
[INFO] finished tweaking git repo https://github.com/guaychou/flusher-cli
[INFO] tweaked toml for git repo https://github.com/guaychou/flusher-cli written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/guaychou/flusher-cli already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "86e882d5b36f06ff45e6ee51289efb9aa5528a0fd12ca0694247b34e62dfef06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86e882d5b36f06ff45e6ee51289efb9aa5528a0fd12ca0694247b34e62dfef06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86e882d5b36f06ff45e6ee51289efb9aa5528a0fd12ca0694247b34e62dfef06", kill_on_drop: false }`
[INFO] [stdout] 86e882d5b36f06ff45e6ee51289efb9aa5528a0fd12ca0694247b34e62dfef06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40fed5205242b4b1c4e84857f0fa59f79c343b87264833efc29f5133f209090f
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[INFO] [stdout] warning: field is never read: `success`
[INFO] [stdout]    --> src/pkg/flusher/model.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     success: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `FlusherHealthyResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/pkg/flusher/model.rs:107:23
[INFO] [stdout]     |
[INFO] [stdout] 107 | #[derive(Deserialize, Debug)]
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `success`
[INFO] [stdout]    --> src/pkg/flusher/model.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     success: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `FlusherHealthyResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/pkg/flusher/model.rs:107:23
[INFO] [stdout]     |
[INFO] [stdout] 107 | #[derive(Deserialize, Debug)]
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.67s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "40fed5205242b4b1c4e84857f0fa59f79c343b87264833efc29f5133f209090f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40fed5205242b4b1c4e84857f0fa59f79c343b87264833efc29f5133f209090f", kill_on_drop: false }`
[INFO] [stdout] 40fed5205242b4b1c4e84857f0fa59f79c343b87264833efc29f5133f209090f