[INFO] cloning repository https://github.com/Feel-ix-343/MonitorManager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Feel-ix-343/MonitorManager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeel-ix-343%2FMonitorManager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeel-ix-343%2FMonitorManager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23fcb005b5bc441231867c8fd1f3210f20b87737
[INFO] checking Feel-ix-343/MonitorManager/23fcb005b5bc441231867c8fd1f3210f20b87737 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeel-ix-343%2FMonitorManager" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Feel-ix-343/MonitorManager 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 git repo https://github.com/Feel-ix-343/MonitorManager
[INFO] finished tweaking git repo https://github.com/Feel-ix-343/MonitorManager
[INFO] tweaked toml for git repo https://github.com/Feel-ix-343/MonitorManager written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Feel-ix-343/MonitorManager 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] dbfb8581aabb84b6bdd4255c36150345c52a5f6d9bf9e77ea08cb0620291538d
[INFO] running `Command { std: "docker" "start" "-a" "dbfb8581aabb84b6bdd4255c36150345c52a5f6d9bf9e77ea08cb0620291538d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbfb8581aabb84b6bdd4255c36150345c52a5f6d9bf9e77ea08cb0620291538d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbfb8581aabb84b6bdd4255c36150345c52a5f6d9bf9e77ea08cb0620291538d", kill_on_drop: false }`
[INFO] [stdout] dbfb8581aabb84b6bdd4255c36150345c52a5f6d9bf9e77ea08cb0620291538d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ed6f063b0ecc2c36ce504b1eb990c2e54f449c2eab909b3f2a83c419874782c0
[INFO] running `Command { std: "docker" "start" "-a" "ed6f063b0ecc2c36ce504b1eb990c2e54f449c2eab909b3f2a83c419874782c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking os_str_bytes v6.0.1
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]    Compiling x11 v2.19.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking xrandr v0.1.1
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking monitor_manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/config.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct WorkSpace {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 13 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WorkSpace` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/main.rs:37:36
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     for command in &config.switch_scripts {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     while let Some(command) = &config.switch_scripts {
[INFO] [stdout]    |                     ~~~~~~~~~~~~~~~       ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     if let Some(command) = &config.switch_scripts {
[INFO] [stdout]    |                     ~~~~~~~~~~~~       ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/config.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct WorkSpace {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 13 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WorkSpace` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/main.rs:37:36
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     for command in &config.switch_scripts {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     while let Some(command) = &config.switch_scripts {
[INFO] [stdout]    |                     ~~~~~~~~~~~~~~~       ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     if let Some(command) = &config.switch_scripts {
[INFO] [stdout]    |                     ~~~~~~~~~~~~       ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.80s
[INFO] running `Command { std: "docker" "inspect" "ed6f063b0ecc2c36ce504b1eb990c2e54f449c2eab909b3f2a83c419874782c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed6f063b0ecc2c36ce504b1eb990c2e54f449c2eab909b3f2a83c419874782c0", kill_on_drop: false }`
[INFO] [stdout] ed6f063b0ecc2c36ce504b1eb990c2e54f449c2eab909b3f2a83c419874782c0