[INFO] cloning repository https://github.com/333fred/i3-ratiosplit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/333fred/i3-ratiosplit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F333fred%2Fi3-ratiosplit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F333fred%2Fi3-ratiosplit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f16994360fdc26ed03b92fdb74e28e491e3faf0e
[INFO] checking 333fred/i3-ratiosplit/f16994360fdc26ed03b92fdb74e28e491e3faf0e 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%2F333fred%2Fi3-ratiosplit" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/333fred/i3-ratiosplit 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/333fred/i3-ratiosplit
[INFO] finished tweaking git repo https://github.com/333fred/i3-ratiosplit
[INFO] tweaked toml for git repo https://github.com/333fred/i3-ratiosplit written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/333fred/i3-ratiosplit 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a5199b8cfe71540ac025afcc07e7d921a69f6adcdb2c13a4bed483ad1da3c8ca
[INFO] running `Command { std: "docker" "start" "-a" "a5199b8cfe71540ac025afcc07e7d921a69f6adcdb2c13a4bed483ad1da3c8ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5199b8cfe71540ac025afcc07e7d921a69f6adcdb2c13a4bed483ad1da3c8ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5199b8cfe71540ac025afcc07e7d921a69f6adcdb2c13a4bed483ad1da3c8ca", kill_on_drop: false }`
[INFO] [stdout] a5199b8cfe71540ac025afcc07e7d921a69f6adcdb2c13a4bed483ad1da3c8ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 85ee93470e1d26b8a0ef7b18b80c799bb3c12ada155419a551406212063dfbf7
[INFO] running `Command { std: "docker" "start" "-a" "85ee93470e1d26b8a0ef7b18b80c799bb3c12ada155419a551406212063dfbf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs-sys-next v0.1.1
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking shellexpand v2.1.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking dlv-list v0.2.2
[INFO] [stderr]     Checking simplelog v0.7.6
[INFO] [stderr]     Checking ordered-multimap v0.3.1
[INFO] [stderr]     Checking rust-ini v0.16.0
[INFO] [stderr]     Checking i3ipc v0.10.1
[INFO] [stderr]     Checking i3-ratiosplit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `ratio` is never read
[INFO] [stdout]   --> src/settings.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Settings {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 11 |     pub ratio: f64,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Settings` 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: field `ratio` is never read
[INFO] [stdout]   --> src/settings.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Settings {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 11 |     pub ratio: f64,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Settings` 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: 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 11.50s
[INFO] running `Command { std: "docker" "inspect" "85ee93470e1d26b8a0ef7b18b80c799bb3c12ada155419a551406212063dfbf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85ee93470e1d26b8a0ef7b18b80c799bb3c12ada155419a551406212063dfbf7", kill_on_drop: false }`
[INFO] [stdout] 85ee93470e1d26b8a0ef7b18b80c799bb3c12ada155419a551406212063dfbf7