[INFO] cloning repository https://github.com/283953922/laes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/283953922/laes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F283953922%2Flaes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F283953922%2Flaes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 714828f50e1f8c59c7bc064a2fe119fe425aa1f0
[INFO] checking 283953922/laes against try#e117153a45c546e883c1f91d82611775fcaeffe0 for pr-146470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F283953922%2Flaes" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/283953922/laes
[INFO] finished tweaking git repo https://github.com/283953922/laes
[INFO] tweaked toml for git repo https://github.com/283953922/laes written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/283953922/laes on toolchain e117153a45c546e883c1f91d82611775fcaeffe0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/283953922/laes 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" "+e117153a45c546e883c1f91d82611775fcaeffe0" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8009526f148129b4222fd2e6bc516c70fd162a0dc19865951ea0d7aa19e5e603
[INFO] running `Command { std: "docker" "start" "-a" "8009526f148129b4222fd2e6bc516c70fd162a0dc19865951ea0d7aa19e5e603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8009526f148129b4222fd2e6bc516c70fd162a0dc19865951ea0d7aa19e5e603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8009526f148129b4222fd2e6bc516c70fd162a0dc19865951ea0d7aa19e5e603", kill_on_drop: false }`
[INFO] [stdout] 8009526f148129b4222fd2e6bc516c70fd162a0dc19865951ea0d7aa19e5e603
[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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bd2bc807ccc737280ba5497479104f1bcdc90f5c18c03cf2cc2bc192a8797d1
[INFO] running `Command { std: "docker" "start" "-a" "2bd2bc807ccc737280ba5497479104f1bcdc90f5c18c03cf2cc2bc192a8797d1", kill_on_drop: false }`
[INFO] [stderr]     Checking laes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> tests/fut.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let conn = laes::execute(get_conn());
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: you might have meant to pattern match on the similarly named struct `Conn`
[INFO] [stdout]    |
[INFO] [stdout] 25 -         let conn = laes::execute(get_conn());
[INFO] [stdout] 25 +         let test_async_func::Conn = laes::execute(get_conn());
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let _conn = laes::execute(get_conn());
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `do_business` is never used
[INFO] [stdout]   --> tests/fut.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn do_business() {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Conn` is never constructed
[INFO] [stdout]   --> tests/fut.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     struct Conn;
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_conn` is never used
[INFO] [stdout]   --> tests/fut.rs:30:14
[INFO] [stdout]    |
[INFO] [stdout] 30 |     async fn get_conn() -> Conn {
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "2bd2bc807ccc737280ba5497479104f1bcdc90f5c18c03cf2cc2bc192a8797d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bd2bc807ccc737280ba5497479104f1bcdc90f5c18c03cf2cc2bc192a8797d1", kill_on_drop: false }`
[INFO] [stdout] 2bd2bc807ccc737280ba5497479104f1bcdc90f5c18c03cf2cc2bc192a8797d1
