[INFO] fetching crate libuv 2.9.0...
[INFO] checking libuv-2.9.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate libuv 2.9.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate libuv 2.9.0 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 libuv 2.9.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate libuv 2.9.0
[INFO] tweaked toml for crates.io crate libuv 2.9.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate libuv 2.9.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a41530cd935c4c3426c3bbc0f1635bc0111a98cacfe02a0865fb2c44a4ed8ec
[INFO] running `Command { std: "docker" "start" "-a" "7a41530cd935c4c3426c3bbc0f1635bc0111a98cacfe02a0865fb2c44a4ed8ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a41530cd935c4c3426c3bbc0f1635bc0111a98cacfe02a0865fb2c44a4ed8ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a41530cd935c4c3426c3bbc0f1635bc0111a98cacfe02a0865fb2c44a4ed8ec", kill_on_drop: false }`
[INFO] [stdout] 7a41530cd935c4c3426c3bbc0f1635bc0111a98cacfe02a0865fb2c44a4ed8ec
[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 -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] 1abd4e06c5ef5ab37c2587f4d5e755bda53b8536014a4d9d3f8d65c6fce2b940
[INFO] running `Command { std: "docker" "start" "-a" "1abd4e06c5ef5ab37c2587f4d5e755bda53b8536014a4d9d3f8d65c6fce2b940", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling bindgen v0.68.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling libloading v0.8.1
[INFO] [stderr]    Compiling pkg-config v0.3.29
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling libuv-sys2 v1.48.0
[INFO] [stderr]     Checking libuv v2.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]  --> src/fs/./fs_copy_flags.inc.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[allow(non_camel_case_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `bitflags`
[INFO] [stdout]  --> src/fs/./fs_copy_flags.inc.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | bitflags! {
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]  --> src/fs/./fs_open_flags.inc.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[allow(non_camel_case_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `bitflags`
[INFO] [stdout]  --> src/fs/./fs_open_flags.inc.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | bitflags! {
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]  --> src/fs/./fs_symlink_flags.inc.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[allow(non_camel_case_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `bitflags`
[INFO] [stdout]  --> src/fs/./fs_symlink_flags.inc.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | bitflags! {
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/handles/process.rs:187:40
[INFO] [stdout]     |
[INFO] [stdout] 183 | impl<'a> ProcessOptions<'a> {
[INFO] [stdout]     |      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 187 |     pub fn new(args: &'a [&'a str]) -> ProcessOptions {
[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: unused attribute `allow`
[INFO] [stdout]  --> src/fs/./fs_copy_flags.inc.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[allow(non_camel_case_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `bitflags`
[INFO] [stdout]  --> src/fs/./fs_copy_flags.inc.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | bitflags! {
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]  --> src/fs/./fs_open_flags.inc.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[allow(non_camel_case_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `bitflags`
[INFO] [stdout]  --> src/fs/./fs_open_flags.inc.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | bitflags! {
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]  --> src/fs/./fs_symlink_flags.inc.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[allow(non_camel_case_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `bitflags`
[INFO] [stdout]  --> src/fs/./fs_symlink_flags.inc.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | bitflags! {
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/handles/process.rs:187:40
[INFO] [stdout]     |
[INFO] [stdout] 183 | impl<'a> ProcessOptions<'a> {
[INFO] [stdout]     |      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 187 |     pub fn new(args: &'a [&'a str]) -> ProcessOptions {
[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: comparison is useless due to type limits
[INFO] [stdout]   --> src/misc/os.rs:38:22
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let uid = if passwd.uid >= 0 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/misc/os.rs:43:22
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let gid = if passwd.gid >= 0 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/misc/os.rs:38:22
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let uid = if passwd.uid >= 0 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/misc/os.rs:43:22
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let gid = if passwd.gid >= 0 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.15s
[INFO] running `Command { std: "docker" "inspect" "1abd4e06c5ef5ab37c2587f4d5e755bda53b8536014a4d9d3f8d65c6fce2b940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1abd4e06c5ef5ab37c2587f4d5e755bda53b8536014a4d9d3f8d65c6fce2b940", kill_on_drop: false }`
[INFO] [stdout] 1abd4e06c5ef5ab37c2587f4d5e755bda53b8536014a4d9d3f8d65c6fce2b940