[INFO] fetching crate a653rs_macros 0.6.0...
[INFO] checking a653rs_macros-0.6.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate a653rs_macros 0.6.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate a653rs_macros 0.6.0 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 a653rs_macros 0.6.0
[INFO] finished tweaking crates.io crate a653rs_macros 0.6.0
[INFO] tweaked toml for crates.io crate a653rs_macros 0.6.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f6c345625fc7482a3c398140fba03226c70fd5daa42062f3faca60694d3ad91e
[INFO] running `Command { std: "docker" "start" "-a" "f6c345625fc7482a3c398140fba03226c70fd5daa42062f3faca60694d3ad91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6c345625fc7482a3c398140fba03226c70fd5daa42062f3faca60694d3ad91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6c345625fc7482a3c398140fba03226c70fd5daa42062f3faca60694d3ad91e", kill_on_drop: false }`
[INFO] [stdout] f6c345625fc7482a3c398140fba03226c70fd5daa42062f3faca60694d3ad91e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8bf85b7f58d05f60eae799cce000d060e34d502f0bcb9cf2b9b2cf96666e3c4e
[INFO] running `Command { std: "docker" "start" "-a" "8bf85b7f58d05f60eae799cce000d060e34d502f0bcb9cf2b9b2cf96666e3c4e", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.13
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking bytesize v1.3.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking proc-macro2 v1.0.86
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking darling_core v0.20.10
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking darling v0.20.10
[INFO] [stderr]     Checking a653rs_macros v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/partition.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Partition {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 13 |     pub name: Ident,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Partition` 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: field `name` is never read
[INFO] [stdout]   --> src/partition.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Partition {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 13 |     pub name: Ident,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Partition` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.89s
[INFO] running `Command { std: "docker" "inspect" "8bf85b7f58d05f60eae799cce000d060e34d502f0bcb9cf2b9b2cf96666e3c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bf85b7f58d05f60eae799cce000d060e34d502f0bcb9cf2b9b2cf96666e3c4e", kill_on_drop: false }`
[INFO] [stdout] 8bf85b7f58d05f60eae799cce000d060e34d502f0bcb9cf2b9b2cf96666e3c4e