[INFO] fetching crate async_ach-waker 0.2.1...
[INFO] checking async_ach-waker-0.2.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate async_ach-waker 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate async_ach-waker 0.2.1
[INFO] finished tweaking crates.io crate async_ach-waker 0.2.1
[INFO] tweaked toml for crates.io crate async_ach-waker 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate async_ach-waker 0.2.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--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]      Locking 34 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7241ee8428131cdb05359e28a4770c7c06a5dede31424457e2a21c67438011c7
[INFO] running `Command { std: "docker" "start" "-a" "7241ee8428131cdb05359e28a4770c7c06a5dede31424457e2a21c67438011c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7241ee8428131cdb05359e28a4770c7c06a5dede31424457e2a21c67438011c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7241ee8428131cdb05359e28a4770c7c06a5dede31424457e2a21c67438011c7", kill_on_drop: false }`
[INFO] [stdout] 7241ee8428131cdb05359e28a4770c7c06a5dede31424457e2a21c67438011c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2a3cb29606b0530fa86729e6306f3112efa876a23e1366d944ed38c40271350
[INFO] running `Command { std: "docker" "start" "-a" "e2a3cb29606b0530fa86729e6306f3112efa876a23e1366d944ed38c40271350", kill_on_drop: false }`
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking atomic v0.5.3
[INFO] [stderr]     Checking spin_loop v0.1.1
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking interrupt v0.1.3
[INFO] [stderr]     Checking ach-util v0.1.16
[INFO] [stderr]     Checking ach-cell v0.1.17
[INFO] [stderr]     Checking ach-option v0.1.0
[INFO] [stderr]     Checking ach-array v0.1.8
[INFO] [stderr]     Checking ach-linked v0.2.2
[INFO] [stderr]     Checking async_ach-waker v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/pool.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn register(&self) -> Result<WakerToken<T, N>, ()> {
[INFO] [stdout]    |                     ^^^^^            ---------------- the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn register(&self) -> Result<WakerToken<'_, T, N>, ()> {
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/pool.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn register(&self) -> Result<WakerToken<T, N>, ()> {
[INFO] [stdout]    |                     ^^^^^            ---------------- the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn register(&self) -> Result<WakerToken<'_, T, N>, ()> {
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "e2a3cb29606b0530fa86729e6306f3112efa876a23e1366d944ed38c40271350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2a3cb29606b0530fa86729e6306f3112efa876a23e1366d944ed38c40271350", kill_on_drop: false }`
[INFO] [stdout] e2a3cb29606b0530fa86729e6306f3112efa876a23e1366d944ed38c40271350