[INFO] fetching crate pi_async_file 0.7.0...
[INFO] checking pi_async_file-0.7.0 against master#dc8fe1f81c6cf13c0987944c525b2aa81625b5d0 for pr-133502-4
[INFO] extracting crate pi_async_file 0.7.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate pi_async_file 0.7.0 on toolchain dc8fe1f81c6cf13c0987944c525b2aa81625b5d0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2-tc1/source/Cargo.toml
[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" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "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 matchers v0.1.0
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[INFO] [stderr]   Downloaded windows v0.48.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f36c510d42f217b869e020c7efdd11e98e974dbeae121aba01849d2f65fab98
[INFO] running `Command { std: "docker" "start" "-a" "1f36c510d42f217b869e020c7efdd11e98e974dbeae121aba01849d2f65fab98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f36c510d42f217b869e020c7efdd11e98e974dbeae121aba01849d2f65fab98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f36c510d42f217b869e020c7efdd11e98e974dbeae121aba01849d2f65fab98", kill_on_drop: false }`
[INFO] [stdout] 1f36c510d42f217b869e020c7efdd11e98e974dbeae121aba01849d2f65fab98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef222e769717f48ae2d573274746d0f0eb323d2a4df72945c4976860137c5ff9
[INFO] running `Command { std: "docker" "start" "-a" "ef222e769717f48ae2d573274746d0f0eb323d2a4df72945c4976860137c5ff9", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]     Checking pi_ext_heap v0.1.1
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking once_cell v1.21.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking miniz_oxide v0.8.5
[INFO] [stderr]     Checking object v0.36.7
[INFO] [stderr]     Checking raw-cpuid v11.5.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking pi_wheel v0.1.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking st3 v0.4.1
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]     Checking pi_wrr v0.1.1
[INFO] [stderr]     Checking normpath v1.3.0
[INFO] [stderr]     Checking pi_timer v0.1.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking pi_slot_deque v0.2.1
[INFO] [stderr]     Checking pi_slot_wheel v0.2.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking pi_cancel_timer v0.2.0
[INFO] [stderr]     Checking rand v0.9.0
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking pi_hash v0.1.1
[INFO] [stderr]     Checking quanta v0.12.5
[INFO] [stderr]     Checking sysinfo v0.29.11
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking pi-async-rt v0.2.5
[INFO] [stderr]     Checking 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)]` 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)]` 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 `dev` profile [unoptimized + debuginfo] target(s) in 13.74s
[INFO] running `Command { std: "docker" "inspect" "ef222e769717f48ae2d573274746d0f0eb323d2a4df72945c4976860137c5ff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef222e769717f48ae2d573274746d0f0eb323d2a4df72945c4976860137c5ff9", kill_on_drop: false }`
[INFO] [stdout] ef222e769717f48ae2d573274746d0f0eb323d2a4df72945c4976860137c5ff9