[INFO] fetching crate airmux 0.2.3...
[INFO] checking airmux-0.2.3 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate airmux 0.2.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate airmux 0.2.3 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate airmux 0.2.3
[INFO] finished tweaking crates.io crate airmux 0.2.3
[INFO] tweaked toml for crates.io crate airmux 0.2.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate airmux 0.2.3 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b125e3c9151c1786635761009e750f8886a882cdc739a7e6917c805a10d6451
[INFO] running `Command { std: "docker" "start" "-a" "8b125e3c9151c1786635761009e750f8886a882cdc739a7e6917c805a10d6451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b125e3c9151c1786635761009e750f8886a882cdc739a7e6917c805a10d6451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b125e3c9151c1786635761009e750f8886a882cdc739a7e6917c805a10d6451", kill_on_drop: false }`
[INFO] [stdout] 8b125e3c9151c1786635761009e750f8886a882cdc739a7e6917c805a10d6451
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5e396b84348ec4f38d31257c53ad2b01871d3f9374517762dae1959de3232ce
[INFO] running `Command { std: "docker" "start" "-a" "a5e396b84348ec4f38d31257c53ad2b01871d3f9374517762dae1959de3232ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking app_dirs v1.2.1
[INFO] [stderr]     Checking main_error v0.1.1
[INFO] [stderr]     Checking shell-words v1.0.0
[INFO] [stderr]     Checking mkdirp v1.0.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.15
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking shellexpand v2.1.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking airmux v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]     --> src/actions.rs:1009:52
[INFO] [stdout]      |
[INFO] [stdout] 1008 |     impl<'a> TmuxDummySession<'a> {
[INFO] [stdout]      |          -- lifetime `'a` declared here
[INFO] [stdout] 1009 |         pub fn new(project: &'a Project) -> Result<TmuxDummySession, Box<dyn error::Error>> {
[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/actions.rs:1009:52
[INFO] [stdout]      |
[INFO] [stdout] 1008 |     impl<'a> TmuxDummySession<'a> {
[INFO] [stdout]      |          -- lifetime `'a` declared here
[INFO] [stdout] 1009 |         pub fn new(project: &'a Project) -> Result<TmuxDummySession, Box<dyn error::Error>> {
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.97s
[INFO] running `Command { std: "docker" "inspect" "a5e396b84348ec4f38d31257c53ad2b01871d3f9374517762dae1959de3232ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5e396b84348ec4f38d31257c53ad2b01871d3f9374517762dae1959de3232ce", kill_on_drop: false }`
[INFO] [stdout] a5e396b84348ec4f38d31257c53ad2b01871d3f9374517762dae1959de3232ce