[INFO] fetching crate uringy 0.5.0...
[INFO] building uringy-0.5.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate uringy 0.5.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate uringy 0.5.0
[INFO] finished tweaking crates.io crate uringy 0.5.0
[INFO] tweaked toml for crates.io crate uringy 0.5.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate uringy 0.5.0 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 uringy 0.5.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uringy-macros v0.2.0
[INFO] [stderr]   Downloaded cache-padded v1.3.0
[INFO] [stderr]   Downloaded io-uring v0.6.1
[INFO] [stderr]   Downloaded unicode-ident v1.0.11
[INFO] [stderr]   Downloaded proc-macro2 v1.0.66
[INFO] [stderr]   Downloaded syn v2.0.29
[INFO] [stderr]   Downloaded libc v0.2.147
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] cb2b97efd7d79282968a1dc5a6b5a2d83a28bf8263db35775ab7d397119efa97
[INFO] running `Command { std: "docker" "start" "-a" "cb2b97efd7d79282968a1dc5a6b5a2d83a28bf8263db35775ab7d397119efa97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb2b97efd7d79282968a1dc5a6b5a2d83a28bf8263db35775ab7d397119efa97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb2b97efd7d79282968a1dc5a6b5a2d83a28bf8263db35775ab7d397119efa97", kill_on_drop: false }`
[INFO] [stdout] cb2b97efd7d79282968a1dc5a6b5a2d83a28bf8263db35775ab7d397119efa97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a03d8dd40668b38198d31e60af1ef5ea879b542ca5336c1292dcc42c9d9ade4e
[INFO] running `Command { std: "docker" "start" "-a" "a03d8dd40668b38198d31e60af1ef5ea879b542ca5336c1292dcc42c9d9ade4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling io-uring v0.6.1
[INFO] [stderr]    Compiling cache-padded v1.3.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling uringy-macros v0.2.0
[INFO] [stderr]    Compiling uringy v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "a03d8dd40668b38198d31e60af1ef5ea879b542ca5336c1292dcc42c9d9ade4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a03d8dd40668b38198d31e60af1ef5ea879b542ca5336c1292dcc42c9d9ade4e", kill_on_drop: false }`
[INFO] [stdout] a03d8dd40668b38198d31e60af1ef5ea879b542ca5336c1292dcc42c9d9ade4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d55bb85a04f51d0a344094ba7b7e6163e54e64de7697d067ce0da96093a14f14
[INFO] running `Command { std: "docker" "start" "-a" "d55bb85a04f51d0a344094ba7b7e6163e54e64de7697d067ce0da96093a14f14", kill_on_drop: false }`
[INFO] [stderr]    Compiling uringy v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::time`
[INFO] [stdout]    --> src/runtime/mod.rs:577:9
[INFO] [stdout]     |
[INFO] [stdout] 577 |     use crate::time;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration` and `Instant`
[INFO] [stdout]    --> src/runtime/mod.rs:579:21
[INFO] [stdout]     |
[INFO] [stdout] 579 |     use std::time::{Duration, Instant};
[INFO] [stdout]     |                     ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "d55bb85a04f51d0a344094ba7b7e6163e54e64de7697d067ce0da96093a14f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d55bb85a04f51d0a344094ba7b7e6163e54e64de7697d067ce0da96093a14f14", kill_on_drop: false }`
[INFO] [stdout] d55bb85a04f51d0a344094ba7b7e6163e54e64de7697d067ce0da96093a14f14