[INFO] fetching crate yee 0.2.2...
[INFO] checking yee-0.2.2 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate yee 0.2.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate yee 0.2.2 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 crates.io crate yee 0.2.2
[INFO] finished tweaking crates.io crate yee 0.2.2
[INFO] tweaked toml for crates.io crate yee 0.2.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate yee 0.2.2 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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd5e9d17139628cc75614ff4f8cc1fca902754fa0c50213ef3954d29ae199206
[INFO] running `Command { std: "docker" "start" "-a" "dd5e9d17139628cc75614ff4f8cc1fca902754fa0c50213ef3954d29ae199206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd5e9d17139628cc75614ff4f8cc1fca902754fa0c50213ef3954d29ae199206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5e9d17139628cc75614ff4f8cc1fca902754fa0c50213ef3954d29ae199206", kill_on_drop: false }`
[INFO] [stdout] dd5e9d17139628cc75614ff4f8cc1fca902754fa0c50213ef3954d29ae199206
[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 -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] a01106b5b3a2e9f161bc5d04fd617ad543a5110da6a2a555f8f5dbab17c41408
[INFO] running `Command { std: "docker" "start" "-a" "a01106b5b3a2e9f161bc5d04fd617ad543a5110da6a2a555f8f5dbab17c41408", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]     Checking encode_unicode v1.0.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking prettytable-rs v0.9.0
[INFO] [stderr]     Checking yee v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `support` is never read
[INFO] [stdout]  --> src/bulb.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Bulb {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub support: String,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Bulb` has derived impls for the traits `Clone` and `Debug`, but these are 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: field `support` is never read
[INFO] [stdout]  --> src/bulb.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Bulb {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub support: String,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Bulb` has derived impls for the traits `Clone` and `Debug`, but these are 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.90s
[INFO] running `Command { std: "docker" "inspect" "a01106b5b3a2e9f161bc5d04fd617ad543a5110da6a2a555f8f5dbab17c41408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a01106b5b3a2e9f161bc5d04fd617ad543a5110da6a2a555f8f5dbab17c41408", kill_on_drop: false }`
[INFO] [stdout] a01106b5b3a2e9f161bc5d04fd617ad543a5110da6a2a555f8f5dbab17c41408