[INFO] fetching crate alsa 0.9.1...
[INFO] checking alsa-0.9.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate alsa 0.9.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate alsa 0.9.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alsa 0.9.1
[INFO] finished tweaking crates.io crate alsa 0.9.1
[INFO] tweaked toml for crates.io crate alsa 0.9.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate alsa 0.9.1 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e48cbfb6d178ebcede9c88f7d2d77c1efb3fc2061d0ca6f7e9d58ab5fc8046cd
[INFO] running `Command { std: "docker" "start" "-a" "e48cbfb6d178ebcede9c88f7d2d77c1efb3fc2061d0ca6f7e9d58ab5fc8046cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e48cbfb6d178ebcede9c88f7d2d77c1efb3fc2061d0ca6f7e9d58ab5fc8046cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e48cbfb6d178ebcede9c88f7d2d77c1efb3fc2061d0ca6f7e9d58ab5fc8046cd", kill_on_drop: false }`
[INFO] [stdout] e48cbfb6d178ebcede9c88f7d2d77c1efb3fc2061d0ca6f7e9d58ab5fc8046cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5bc52cefce04de8ae3ede7b4539b131ccea6b6550c03e3610fd918f0e8026c2
[INFO] running `Command { std: "docker" "start" "-a" "b5bc52cefce04de8ae3ede7b4539b131ccea6b6550c03e3610fd918f0e8026c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking alsa v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/ctl_int.rs:27:33
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<'a> DeviceIter<'a>{
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 27 |     pub fn new(ctl: &'a Ctl) -> DeviceIter {
[INFO] [stdout]    |                                 ^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/ctl_int.rs:27:33
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<'a> DeviceIter<'a>{
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 27 |     pub fn new(ctl: &'a Ctl) -> DeviceIter {
[INFO] [stdout]    |                                 ^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/hctl.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub struct Elem<'a>(&'a HCtl, *mut alsa::snd_hctl_elem_t);
[INFO] [stdout]     |            ----     ^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub struct Elem<'a>((), *mut alsa::snd_hctl_elem_t);
[INFO] [stdout]     |                     ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/hctl.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub struct Elem<'a>(&'a HCtl, *mut alsa::snd_hctl_elem_t);
[INFO] [stdout]     |            ----     ^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub struct Elem<'a>((), *mut alsa::snd_hctl_elem_t);
[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 1.37s
[INFO] running `Command { std: "docker" "inspect" "b5bc52cefce04de8ae3ede7b4539b131ccea6b6550c03e3610fd918f0e8026c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5bc52cefce04de8ae3ede7b4539b131ccea6b6550c03e3610fd918f0e8026c2", kill_on_drop: false }`
[INFO] [stdout] b5bc52cefce04de8ae3ede7b4539b131ccea6b6550c03e3610fd918f0e8026c2