[INFO] fetching crate rust-etcd-utils 0.13.0...
[INFO] building rust-etcd-utils-0.13.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rust-etcd-utils 0.13.0 into /workspace/builds/worker-3-tc1/source
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate rust-etcd-utils 0.13.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rust-etcd-utils 0.13.0
[INFO] tweaked toml for crates.io crate rust-etcd-utils 0.13.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-etcd-utils 0.13.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust-etcd-utils 0.13.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tonic-build v0.14.2
[INFO] [stderr]   Downloaded prost-types v0.14.1
[INFO] [stderr]   Downloaded tonic-prost v0.14.2
[INFO] [stderr]   Downloaded serde v1.0.227
[INFO] [stderr]   Downloaded prost v0.14.1
[INFO] [stderr]   Downloaded prost-derive v0.14.1
[INFO] [stderr]   Downloaded serde_core v1.0.227
[INFO] [stderr]   Downloaded prost-build v0.14.1
[INFO] [stderr]   Downloaded tonic-prost-build v0.14.2
[INFO] [stderr]   Downloaded etcd-client v0.17.0
[INFO] [stderr]   Downloaded serde_derive v1.0.227
[INFO] [stderr]   Downloaded tonic v0.14.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd37218bdbbee05920923f178e2df38730a713cbfef706f55b61495f0b6941b6
[INFO] running `Command { std: "docker" "start" "-a" "fd37218bdbbee05920923f178e2df38730a713cbfef706f55b61495f0b6941b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd37218bdbbee05920923f178e2df38730a713cbfef706f55b61495f0b6941b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd37218bdbbee05920923f178e2df38730a713cbfef706f55b61495f0b6941b6", kill_on_drop: false }`
[INFO] [stdout] fd37218bdbbee05920923f178e2df38730a713cbfef706f55b61495f0b6941b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a29b1fd8a85d81462dbf9c81ca1dc90a5d2066e20bef8f404a6a742b9802a4e9
[INFO] running `Command { std: "docker" "start" "-a" "a29b1fd8a85d81462dbf9c81ca1dc90a5d2066e20bef8f404a6a742b9802a4e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
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[INFO] [stderr]    Compiling rustix v1.1.2
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[INFO] [stderr]    Compiling tokio-macros v2.5.0
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[INFO] [stderr]    Compiling tokio v1.47.1
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[INFO] [stderr]    Compiling futures-util v0.3.31
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[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling prost v0.14.1
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[INFO] [stderr]    Compiling etcd-client v0.17.0
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling axum v0.8.4
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling hyper-util v0.1.17
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[INFO] [stderr]    Compiling tonic v0.14.2
[INFO] [stderr]    Compiling tonic-prost v0.14.2
[INFO] [stderr]    Compiling rust-etcd-utils v0.13.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `RecvError` is never constructed
[INFO] [stdout]   --> src/sync/watch.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub struct RecvError;
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `Command { std: "docker" "inspect" "a29b1fd8a85d81462dbf9c81ca1dc90a5d2066e20bef8f404a6a742b9802a4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a29b1fd8a85d81462dbf9c81ca1dc90a5d2066e20bef8f404a6a742b9802a4e9", kill_on_drop: false }`
[INFO] [stdout] a29b1fd8a85d81462dbf9c81ca1dc90a5d2066e20bef8f404a6a742b9802a4e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05f10ba9419830bccd65b55b80defa392a6f7794aee4a43daf467e4e0f8d6596
[INFO] running `Command { std: "docker" "start" "-a" "05f10ba9419830bccd65b55b80defa392a6f7794aee4a43daf467e4e0f8d6596", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling nu-ansi-term v0.50.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling axum v0.8.4
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling hyper-util v0.1.17
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling hyper-timeout v0.5.2
[INFO] [stderr]    Compiling tonic v0.14.2
[INFO] [stderr]    Compiling tonic-prost v0.14.2
[INFO] [stderr]    Compiling etcd-client v0.17.0
[INFO] [stderr]    Compiling rust-etcd-utils v0.13.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `RecvError` is never constructed
[INFO] [stdout]   --> src/sync/watch.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub struct RecvError;
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RecvError` is never constructed
[INFO] [stdout]   --> src/sync/watch.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub struct RecvError;
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 44.40s
[INFO] running `Command { std: "docker" "inspect" "05f10ba9419830bccd65b55b80defa392a6f7794aee4a43daf467e4e0f8d6596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05f10ba9419830bccd65b55b80defa392a6f7794aee4a43daf467e4e0f8d6596", kill_on_drop: false }`
[INFO] [stdout] 05f10ba9419830bccd65b55b80defa392a6f7794aee4a43daf467e4e0f8d6596