[INFO] fetching crate pi_async_file 0.7.0...
[INFO] building pi_async_file-0.7.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate pi_async_file 0.7.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate pi_async_file 0.7.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pi_async_file 0.7.0
[INFO] tweaked toml for crates.io crate pi_async_file 0.7.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pi_async_file 0.7.0 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 pi_async_file 0.7.0 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 pi_hash v0.1.1
[INFO] [stderr]   Downloaded pi_ext_heap v0.1.1
[INFO] [stderr]   Downloaded pi_wrr v0.1.1
[INFO] [stderr]   Downloaded pi_slot_deque v0.2.1
[INFO] [stderr]   Downloaded pi_cancel_timer v0.2.0
[INFO] [stderr]   Downloaded once_cell v1.21.0
[INFO] [stderr]   Downloaded pi_wheel v0.1.0
[INFO] [stderr]   Downloaded pi_slot_wheel v0.2.0
[INFO] [stderr]   Downloaded sysinfo v0.29.11
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.23
[INFO] [stderr]   Downloaded zerocopy v0.8.23
[INFO] [stderr]   Downloaded pi-async-rt v0.2.5
[INFO] [stderr]   Downloaded pi_timer v0.1.0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb13281384851e697c897e09f2c6b5f83a55aea59c73b16227ea71dd3073cd93
[INFO] running `Command { std: "docker" "start" "-a" "cb13281384851e697c897e09f2c6b5f83a55aea59c73b16227ea71dd3073cd93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb13281384851e697c897e09f2c6b5f83a55aea59c73b16227ea71dd3073cd93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb13281384851e697c897e09f2c6b5f83a55aea59c73b16227ea71dd3073cd93", kill_on_drop: false }`
[INFO] [stdout] cb13281384851e697c897e09f2c6b5f83a55aea59c73b16227ea71dd3073cd93
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed80a074a619decd877154c8c28e024ac670f1080bb14200d3009ad74fb7d565
[INFO] running `Command { std: "docker" "start" "-a" "ed80a074a619decd877154c8c28e024ac670f1080bb14200d3009ad74fb7d565", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.23
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling once_cell v1.21.0
[INFO] [stderr]    Compiling pi_ext_heap v0.1.1
[INFO] [stderr]    Compiling raw-cpuid v11.5.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling pi_slot_deque v0.2.1
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling miniz_oxide v0.8.5
[INFO] [stderr]    Compiling pi_wheel v0.1.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling st3 v0.4.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling pi_slot_wheel v0.2.0
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling pi_timer v0.1.0
[INFO] [stderr]    Compiling pi_wrr v0.1.1
[INFO] [stderr]    Compiling normpath v1.3.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling pi_cancel_timer v0.2.0
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling quanta v0.12.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling sysinfo v0.29.11
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling pi_hash v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling pi-async-rt v0.2.5
[INFO] [stderr]    Compiling pi_async_file v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.53s
[INFO] running `Command { std: "docker" "inspect" "ed80a074a619decd877154c8c28e024ac670f1080bb14200d3009ad74fb7d565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed80a074a619decd877154c8c28e024ac670f1080bb14200d3009ad74fb7d565", kill_on_drop: false }`
[INFO] [stdout] ed80a074a619decd877154c8c28e024ac670f1080bb14200d3009ad74fb7d565
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 071d2d8ec8e2fbaac022f902d6ef3a3c06e67793738f97eebc2d75612d778967
[INFO] running `Command { std: "docker" "start" "-a" "071d2d8ec8e2fbaac022f902d6ef3a3c06e67793738f97eebc2d75612d778967", kill_on_drop: false }`
[INFO] [stderr]    Compiling pi_async_file v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/test.rs:318:9
[INFO] [stdout]     |
[INFO] [stdout] 318 |     let mut file = "./test_async_file/tmp/tmp".to_string();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/test.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 | /         rt.spawn(async move {
[INFO] [stdout] 326 | |             if let Err(e) = rename(rt_copy, from_file.clone(), to_file.clone()).await {
[INFO] [stdout] 327 | |                 panic!("rename file failed, from: {:?}, to: {:?}, reason: {:?}", from_file, to_file, e);
[INFO] [stdout] ...   |
[INFO] [stdout] 330 | |             sender_copy.send(());
[INFO] [stdout] 331 | |         });
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 325 |         let _ = rt.spawn(async move {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/test.rs:330:13
[INFO] [stdout]     |
[INFO] [stdout] 330 |             sender_copy.send(());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 330 |             let _ = sender_copy.send(());
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "071d2d8ec8e2fbaac022f902d6ef3a3c06e67793738f97eebc2d75612d778967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "071d2d8ec8e2fbaac022f902d6ef3a3c06e67793738f97eebc2d75612d778967", kill_on_drop: false }`
[INFO] [stdout] 071d2d8ec8e2fbaac022f902d6ef3a3c06e67793738f97eebc2d75612d778967