[INFO] cloning repository https://github.com/AbdelkaderBarhoumi21/Rust-Chat-App
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AbdelkaderBarhoumi21/Rust-Chat-App" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdelkaderBarhoumi21%2FRust-Chat-App", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdelkaderBarhoumi21%2FRust-Chat-App'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60bc1ef44b00105a30c0e4a6657622bf5ad4ecd2
[INFO] checking AbdelkaderBarhoumi21/Rust-Chat-App against try#e983148bd5f0f0db270bfb72149f5e892e68b67f for pr-150322
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdelkaderBarhoumi21%2FRust-Chat-App" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AbdelkaderBarhoumi21/Rust-Chat-App
[INFO] finished tweaking git repo https://github.com/AbdelkaderBarhoumi21/Rust-Chat-App
[INFO] tweaked toml for git repo https://github.com/AbdelkaderBarhoumi21/Rust-Chat-App written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AbdelkaderBarhoumi21/Rust-Chat-App on toolchain e983148bd5f0f0db270bfb72149f5e892e68b67f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e983148bd5f0f0db270bfb72149f5e892e68b67f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AbdelkaderBarhoumi21/Rust-Chat-App 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" "+e983148bd5f0f0db270bfb72149f5e892e68b67f" "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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+e983148bd5f0f0db270bfb72149f5e892e68b67f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1bbbc72e99387f581fac6ea684a26ae090333130efc8d8d0b500ce5356d0aba9
[INFO] running `Command { std: "docker" "start" "-a" "1bbbc72e99387f581fac6ea684a26ae090333130efc8d8d0b500ce5356d0aba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bbbc72e99387f581fac6ea684a26ae090333130efc8d8d0b500ce5356d0aba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bbbc72e99387f581fac6ea684a26ae090333130efc8d8d0b500ce5356d0aba9", kill_on_drop: false }`
[INFO] [stdout] 1bbbc72e99387f581fac6ea684a26ae090333130efc8d8d0b500ce5356d0aba9
[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" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+e983148bd5f0f0db270bfb72149f5e892e68b67f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 915ad02b3264a2ff1d55bedc3ee996fb69119c37cb1cdd5448f09a34b0029265
[INFO] running `Command { std: "docker" "start" "-a" "915ad02b3264a2ff1d55bedc3ee996fb69119c37cb1cdd5448f09a34b0029265", kill_on_drop: false }`
[INFO] [stderr]     Checking chat_app_cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fmt::format`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fmt::format,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::format`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fmt::format,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "915ad02b3264a2ff1d55bedc3ee996fb69119c37cb1cdd5448f09a34b0029265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "915ad02b3264a2ff1d55bedc3ee996fb69119c37cb1cdd5448f09a34b0029265", kill_on_drop: false }`
[INFO] [stdout] 915ad02b3264a2ff1d55bedc3ee996fb69119c37cb1cdd5448f09a34b0029265
