[INFO] fetching crate pi-async-rt 0.2.13...
[INFO] building pi-async-rt-0.2.13 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate pi-async-rt 0.2.13 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate pi-async-rt 0.2.13
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pi-async-rt 0.2.13
[INFO] tweaked toml for crates.io crate pi-async-rt 0.2.13 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pi-async-rt 0.2.13 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-rt 0.2.13 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_null v0.1.11
[INFO] [stderr]   Downloaded pi_wrr v0.1.1
[INFO] [stderr]   Downloaded pi_share v0.5.2
[INFO] [stderr]   Downloaded pi_slot_deque v0.3.1
[INFO] [stderr]   Downloaded pi_cancel_timer v0.3.1
[INFO] [stderr]   Downloaded quanta v0.12.6
[INFO] [stderr]   Downloaded pi_ext_heap v0.1.1
[INFO] [stderr]   Downloaded pi_slotmap v0.2.1
[INFO] [stderr]   Downloaded pi_wheel v0.1.0
[INFO] [stderr]   Downloaded pi_timer v0.1.1
[INFO] [stderr]   Downloaded pi_key_alloter v0.6.2
[INFO] [stderr]   Downloaded pi_hash v0.1.1
[INFO] [stderr]   Downloaded pi_slot_wheel v0.3.0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98b640433f789910db25e5033028d630ac542728c321e303446d60f6a5b47651
[INFO] running `Command { std: "docker" "start" "-a" "98b640433f789910db25e5033028d630ac542728c321e303446d60f6a5b47651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98b640433f789910db25e5033028d630ac542728c321e303446d60f6a5b47651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98b640433f789910db25e5033028d630ac542728c321e303446d60f6a5b47651", kill_on_drop: false }`
[INFO] [stdout] 98b640433f789910db25e5033028d630ac542728c321e303446d60f6a5b47651
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b7e7d0e3a80e5b7da6e9ac1f429c86ad21f915dd9e70a2f96c7a047a1c0ad4d
[INFO] running `Command { std: "docker" "start" "-a" "6b7e7d0e3a80e5b7da6e9ac1f429c86ad21f915dd9e70a2f96c7a047a1c0ad4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling pi_null v0.1.11
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling pi_slotmap v0.2.1
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling pi_ext_heap v0.1.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling raw-cpuid v11.5.0
[INFO] [stderr]    Compiling pi_wheel v0.1.0
[INFO] [stderr]    Compiling backtrace v0.3.75
[INFO] [stderr]    Compiling st3 v0.4.1
[INFO] [stderr]    Compiling pi_share v0.5.2
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling pi_wrr v0.1.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling pi_timer v0.1.1
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling pi_key_alloter v0.6.2
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling quanta v0.12.6
[INFO] [stderr]    Compiling pi_hash v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[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 polling v3.11.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling pi_slot_deque v0.3.1
[INFO] [stderr]    Compiling pi_slot_wheel v0.3.0
[INFO] [stderr]    Compiling pi_cancel_timer v0.3.1
[INFO] [stderr]    Compiling pi-async-rt v0.2.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.50s
[INFO] running `Command { std: "docker" "inspect" "6b7e7d0e3a80e5b7da6e9ac1f429c86ad21f915dd9e70a2f96c7a047a1c0ad4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b7e7d0e3a80e5b7da6e9ac1f429c86ad21f915dd9e70a2f96c7a047a1c0ad4d", kill_on_drop: false }`
[INFO] [stdout] 6b7e7d0e3a80e5b7da6e9ac1f429c86ad21f915dd9e70a2f96c7a047a1c0ad4d
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e36f28e3083325ce33da7263d9d977f345e5dfe087c83f1dc76ac3bb4d0f2703
[INFO] running `Command { std: "docker" "start" "-a" "e36f28e3083325ce33da7263d9d977f345e5dfe087c83f1dc76ac3bb4d0f2703", kill_on_drop: false }`
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling twox-hash v2.1.1
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling tokio v1.47.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling async-io v2.5.0
[INFO] [stderr]    Compiling async-executor v1.13.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-std v1.13.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling pi-async-rt v0.2.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/test.rs:684:9
[INFO] [stdout]     |
[INFO] [stdout] 684 |     let mut lock = spin_mutex::Mutex::<usize>::new(0);
[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:651:9
[INFO] [stdout]     |
[INFO] [stdout] 651 | /         rt.spawn(async move {
[INFO] [stdout] 652 | |             for _ in 0..10000 {
[INFO] [stdout] 653 | |                 let rt_clone = rt_copy.clone();
[INFO] [stdout] 654 | |                 let counter_copy = counter.clone();
[INFO] [stdout] ...   |
[INFO] [stdout] 662 | |         });
[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] 651 |         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:655:17
[INFO] [stdout]     |
[INFO] [stdout] 655 | /                 rt_copy.spawn(async move {
[INFO] [stdout] 656 | |                     rt_clone.timeout(1).await;
[INFO] [stdout] 657 | |                     counter_copy
[INFO] [stdout] 658 | |                         .0
[INFO] [stdout] 659 | |                         .fetch_add(1, Ordering::Relaxed);
[INFO] [stdout] 660 | |                 });
[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] 655 |                 let _ = rt_copy.spawn(async move {
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 21.43s
[INFO] running `Command { std: "docker" "inspect" "e36f28e3083325ce33da7263d9d977f345e5dfe087c83f1dc76ac3bb4d0f2703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e36f28e3083325ce33da7263d9d977f345e5dfe087c83f1dc76ac3bb4d0f2703", kill_on_drop: false }`
[INFO] [stdout] e36f28e3083325ce33da7263d9d977f345e5dfe087c83f1dc76ac3bb4d0f2703
