[INFO] fetching crate wireguard-proxy 0.1.0...
[INFO] checking wireguard-proxy-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate wireguard-proxy 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate wireguard-proxy 0.1.0 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 wireguard-proxy 0.1.0
[INFO] finished tweaking crates.io crate wireguard-proxy 0.1.0
[INFO] tweaked toml for crates.io crate wireguard-proxy 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a7024d0b229e83260bd9aefb991caab8b6d9a9c7cb0a9895b3d940e3fc18a70c
[INFO] running `Command { std: "docker" "start" "-a" "a7024d0b229e83260bd9aefb991caab8b6d9a9c7cb0a9895b3d940e3fc18a70c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7024d0b229e83260bd9aefb991caab8b6d9a9c7cb0a9895b3d940e3fc18a70c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7024d0b229e83260bd9aefb991caab8b6d9a9c7cb0a9895b3d940e3fc18a70c", kill_on_drop: false }`
[INFO] [stdout] a7024d0b229e83260bd9aefb991caab8b6d9a9c7cb0a9895b3d940e3fc18a70c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d52331ae1fc0768ebb53aec0af96c0c10e5d6906b366a43497a0d9e33db1cf82
[INFO] running `Command { std: "docker" "start" "-a" "d52331ae1fc0768ebb53aec0af96c0c10e5d6906b366a43497a0d9e33db1cf82", kill_on_drop: false }`
[INFO] [stderr]     Checking wireguard-proxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/main.rs:101:38
[INFO] [stdout]     |
[INFO] [stdout] 100 | impl<'a> Args<'a> {
[INFO] [stdout]     |      -- lifetime `'a` declared here
[INFO] [stdout] 101 |     fn new(args: &'a Vec<String>) -> Args {
[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/main.rs:101:38
[INFO] [stdout]     |
[INFO] [stdout] 100 | impl<'a> Args<'a> {
[INFO] [stdout]     |      -- lifetime `'a` declared here
[INFO] [stdout] 101 |     fn new(args: &'a Vec<String>) -> Args {
[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 0.24s
[INFO] running `Command { std: "docker" "inspect" "d52331ae1fc0768ebb53aec0af96c0c10e5d6906b366a43497a0d9e33db1cf82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d52331ae1fc0768ebb53aec0af96c0c10e5d6906b366a43497a0d9e33db1cf82", kill_on_drop: false }`
[INFO] [stdout] d52331ae1fc0768ebb53aec0af96c0c10e5d6906b366a43497a0d9e33db1cf82