[INFO] fetching crate uringy 0.5.0...
[INFO] checking uringy-0.5.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate uringy 0.5.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate uringy 0.5.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-4-tc1/source/Cargo.toml
[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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uringy-macros v0.2.0
[INFO] [stderr]   Downloaded io-uring v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a78803b2800065490debd68dbd95ecf7856b9156bcab6ae48ff8dccdddeeafa
[INFO] running `Command { std: "docker" "start" "-a" "0a78803b2800065490debd68dbd95ecf7856b9156bcab6ae48ff8dccdddeeafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a78803b2800065490debd68dbd95ecf7856b9156bcab6ae48ff8dccdddeeafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a78803b2800065490debd68dbd95ecf7856b9156bcab6ae48ff8dccdddeeafa", kill_on_drop: false }`
[INFO] [stdout] 0a78803b2800065490debd68dbd95ecf7856b9156bcab6ae48ff8dccdddeeafa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e60d58d49cb7132b9a94524b261d954c27c413e4cbb68c861088fd568ba5443
[INFO] running `Command { std: "docker" "start" "-a" "3e60d58d49cb7132b9a94524b261d954c27c413e4cbb68c861088fd568ba5443", 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 io-uring v0.6.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling uringy-macros v0.2.0
[INFO] [stderr]     Checking 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)]` 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] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.83s
[INFO] running `Command { std: "docker" "inspect" "3e60d58d49cb7132b9a94524b261d954c27c413e4cbb68c861088fd568ba5443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e60d58d49cb7132b9a94524b261d954c27c413e4cbb68c861088fd568ba5443", kill_on_drop: false }`
[INFO] [stdout] 3e60d58d49cb7132b9a94524b261d954c27c413e4cbb68c861088fd568ba5443