[INFO] fetching crate chiral-client 0.2.2...
[INFO] checking chiral-client-0.2.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate chiral-client 0.2.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate chiral-client 0.2.2
[INFO] finished tweaking crates.io crate chiral-client 0.2.2
[INFO] tweaked toml for crates.io crate chiral-client 0.2.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate chiral-client 0.2.2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate chiral-client 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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_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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d473b5a8060c8929de907ba2d42fa7ddfcbad30b1885c54f3e5e8e59d03d2a89
[INFO] running `Command { std: "docker" "start" "-a" "d473b5a8060c8929de907ba2d42fa7ddfcbad30b1885c54f3e5e8e59d03d2a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d473b5a8060c8929de907ba2d42fa7ddfcbad30b1885c54f3e5e8e59d03d2a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d473b5a8060c8929de907ba2d42fa7ddfcbad30b1885c54f3e5e8e59d03d2a89", kill_on_drop: false }`
[INFO] [stdout] d473b5a8060c8929de907ba2d42fa7ddfcbad30b1885c54f3e5e8e59d03d2a89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb5829fd9d981362e5622362682b228ff3fc6b1d0104c24720d0a992705c39b9
[INFO] running `Command { std: "docker" "start" "-a" "fb5829fd9d981362e5622362682b228ff3fc6b1d0104c24720d0a992705c39b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
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[INFO] [stderr]    Compiling tonic-build v0.11.0
[INFO] [stderr]    Compiling chiral-client v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
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[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]    --> src/file.rs:492:14
[INFO] [stdout]     |
[INFO] [stdout] 492 |         let (handle, addr, shutdown_tx) = spawn_test_ftp_server_with_shutdown_ready();
[INFO] [stdout]     |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shutdown_tx`
[INFO] [stdout]    --> src/file.rs:492:28
[INFO] [stdout]     |
[INFO] [stdout] 492 |         let (handle, addr, shutdown_tx) = spawn_test_ftp_server_with_shutdown_ready();
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shutdown_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/file.rs:512:9
[INFO] [stdout]     |
[INFO] [stdout] 512 |         client.change_directory("upload1");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 512 |         let _ = client.change_directory("upload1");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 51.11s
[INFO] running `Command { std: "docker" "inspect" "fb5829fd9d981362e5622362682b228ff3fc6b1d0104c24720d0a992705c39b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb5829fd9d981362e5622362682b228ff3fc6b1d0104c24720d0a992705c39b9", kill_on_drop: false }`
[INFO] [stdout] fb5829fd9d981362e5622362682b228ff3fc6b1d0104c24720d0a992705c39b9