[INFO] cloning repository https://github.com/Z-Oleksandr/unison
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Z-Oleksandr/unison" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZ-Oleksandr%2Funison", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZ-Oleksandr%2Funison'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4438fa319db9387f1a3c22cb9efff9b59bcf7fca
[INFO] checking Z-Oleksandr/unison against master#cb40c25f6aebb637163d26bf76a680ed6e5d1eda for pr-156157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZ-Oleksandr%2Funison" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Z-Oleksandr/unison
[INFO] finished tweaking git repo https://github.com/Z-Oleksandr/unison
[INFO] tweaked toml for git repo https://github.com/Z-Oleksandr/unison written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Z-Oleksandr/unison on toolchain cb40c25f6aebb637163d26bf76a680ed6e5d1eda
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Z-Oleksandr/unison 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" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 437a3b78d787a703122a123d4d4b843b317428b2eb5ee92d93f6a992cea158cc
[INFO] running `Command { std: "docker" "start" "-a" "437a3b78d787a703122a123d4d4b843b317428b2eb5ee92d93f6a992cea158cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "437a3b78d787a703122a123d4d4b843b317428b2eb5ee92d93f6a992cea158cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "437a3b78d787a703122a123d4d4b843b317428b2eb5ee92d93f6a992cea158cc", kill_on_drop: false }`
[INFO] [stdout] 437a3b78d787a703122a123d4d4b843b317428b2eb5ee92d93f6a992cea158cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9700765ebe9b9b90e3f1ea631b87487bcdc80988ca1d4694e00a475d3cacd4d8
[INFO] running `Command { std: "docker" "start" "-a" "9700765ebe9b9b90e3f1ea631b87487bcdc80988ca1d4694e00a475d3cacd4d8", kill_on_drop: false }`
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[INFO] [stderr]     Checking unison v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tokio::sync::Mutex`
[INFO] [stdout]  --> src/ui.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::sync::Mutex;
[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 imports: `LevelFilter`, `info`, and `warn`
[INFO] [stdout]  --> src/ui.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{LevelFilter, error, warn, info};
[INFO] [stdout]   |           ^^^^^^^^^^^         ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/main.rs:9:37
[INFO] [stdout]   |
[INFO] [stdout] 9 | use log::{LevelFilter, error, warn, info};
[INFO] [stdout]   |                                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::sync::Mutex`
[INFO] [stdout]  --> src/ui.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::sync::Mutex;
[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 imports: `LevelFilter`, `info`, and `warn`
[INFO] [stdout]  --> src/ui.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{LevelFilter, error, warn, info};
[INFO] [stdout]   |           ^^^^^^^^^^^         ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/main.rs:9:37
[INFO] [stdout]   |
[INFO] [stdout] 9 | use log::{LevelFilter, error, warn, info};
[INFO] [stdout]   |                                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `on_the_lookout_task`
[INFO] [stdout]   --> src/main.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |             let on_the_lookout_task = tokio::spawn(on_the_lookout());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_on_the_lookout_task`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `on_the_lookout_task`
[INFO] [stdout]   --> src/main.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |             let on_the_lookout_task = tokio::spawn(on_the_lookout());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_on_the_lookout_task`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.80s
[INFO] running `Command { std: "docker" "inspect" "9700765ebe9b9b90e3f1ea631b87487bcdc80988ca1d4694e00a475d3cacd4d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9700765ebe9b9b90e3f1ea631b87487bcdc80988ca1d4694e00a475d3cacd4d8", kill_on_drop: false }`
[INFO] [stdout] 9700765ebe9b9b90e3f1ea631b87487bcdc80988ca1d4694e00a475d3cacd4d8
