[INFO] fetching crate nikau 0.3.2...
[INFO] building nikau-0.3.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate nikau 0.3.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate nikau 0.3.2
[INFO] finished tweaking crates.io crate nikau 0.3.2
[INFO] tweaked toml for crates.io crate nikau 0.3.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nikau 0.3.2 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 nikau 0.3.2 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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] 466973ef8ad1541476caa642daea031bcf46a749d27e2245c729820c061393ea
[INFO] running `Command { std: "docker" "start" "-a" "466973ef8ad1541476caa642daea031bcf46a749d27e2245c729820c061393ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "466973ef8ad1541476caa642daea031bcf46a749d27e2245c729820c061393ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "466973ef8ad1541476caa642daea031bcf46a749d27e2245c729820c061393ea", kill_on_drop: false }`
[INFO] [stdout] 466973ef8ad1541476caa642daea031bcf46a749d27e2245c729820c061393ea
[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] e90a618870b3a706ff9ffe97f8417c014c91ee64fa8a07da30b811cae05e1b7e
[INFO] running `Command { std: "docker" "start" "-a" "e90a618870b3a706ff9ffe97f8417c014c91ee64fa8a07da30b811cae05e1b7e", kill_on_drop: false }`
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[INFO] [stderr]    Compiling nikau v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/x11clipboard/shared.rs:120:16
[INFO] [stdout]     |
[INFO] [stdout] 120 |             if let Err(e) = drive.await {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 31s
[INFO] running `Command { std: "docker" "inspect" "e90a618870b3a706ff9ffe97f8417c014c91ee64fa8a07da30b811cae05e1b7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e90a618870b3a706ff9ffe97f8417c014c91ee64fa8a07da30b811cae05e1b7e", kill_on_drop: false }`
[INFO] [stdout] e90a618870b3a706ff9ffe97f8417c014c91ee64fa8a07da30b811cae05e1b7e
[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] efecc97093ccae4aae78e1c6a7c998995e8583f5ade2af51b4f57be85cf3ec61
[INFO] running `Command { std: "docker" "start" "-a" "efecc97093ccae4aae78e1c6a7c998995e8583f5ade2af51b4f57be85cf3ec61", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling futures-lite v2.3.0
[INFO] [stderr]    Compiling piper v0.2.3
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling polling v3.7.2
[INFO] [stderr]    Compiling x11rb v0.13.1
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling async-io v2.3.3
[INFO] [stderr]    Compiling x11rb-async v0.13.1
[INFO] [stderr]    Compiling nikau v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/x11clipboard/shared.rs:120:16
[INFO] [stdout]     |
[INFO] [stdout] 120 |             if let Err(e) = drive.await {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/x11clipboard/shared.rs:120:16
[INFO] [stdout]     |
[INFO] [stdout] 120 |             if let Err(e) = drive.await {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 40.00s
[INFO] running `Command { std: "docker" "inspect" "efecc97093ccae4aae78e1c6a7c998995e8583f5ade2af51b4f57be85cf3ec61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efecc97093ccae4aae78e1c6a7c998995e8583f5ade2af51b4f57be85cf3ec61", kill_on_drop: false }`
[INFO] [stdout] efecc97093ccae4aae78e1c6a7c998995e8583f5ade2af51b4f57be85cf3ec61