[INFO] fetching crate iterable 0.6.0...
[INFO] checking iterable-0.6.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate iterable 0.6.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate iterable 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 iterable 0.6.0
[INFO] finished tweaking crates.io crate iterable 0.6.0
[INFO] tweaked toml for crates.io crate iterable 0.6.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate iterable 0.6.0 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c6ee46ef50b22c81a8af733dd74e6e929662550df7da45505464314122990825
[INFO] running `Command { std: "docker" "start" "-a" "c6ee46ef50b22c81a8af733dd74e6e929662550df7da45505464314122990825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6ee46ef50b22c81a8af733dd74e6e929662550df7da45505464314122990825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6ee46ef50b22c81a8af733dd74e6e929662550df7da45505464314122990825", kill_on_drop: false }`
[INFO] [stdout] c6ee46ef50b22c81a8af733dd74e6e929662550df7da45505464314122990825
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3034f5dfd23fe1a940d51df6ea7974ce68a4a6270a29e1ba91a1047f85cfab26
[INFO] running `Command { std: "docker" "start" "-a" "3034f5dfd23fe1a940d51df6ea7974ce68a4a6270a29e1ba91a1047f85cfab26", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking iterable v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::array::*`
[INFO] [stdout]  --> src/impls/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use self::array::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::slice::*`
[INFO] [stdout]   --> src/impls/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use self::slice::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::str::*`
[INFO] [stdout]   --> src/impls/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use self::str::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::vec::*`
[INFO] [stdout]   --> src/impls/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use self::vec::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::array::*`
[INFO] [stdout]  --> src/impls/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use self::array::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::slice::*`
[INFO] [stdout]   --> src/impls/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use self::slice::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::str::*`
[INFO] [stdout]   --> src/impls/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use self::str::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::vec::*`
[INFO] [stdout]   --> src/impls/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use self::vec::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `Command { std: "docker" "inspect" "3034f5dfd23fe1a940d51df6ea7974ce68a4a6270a29e1ba91a1047f85cfab26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3034f5dfd23fe1a940d51df6ea7974ce68a4a6270a29e1ba91a1047f85cfab26", kill_on_drop: false }`
[INFO] [stdout] 3034f5dfd23fe1a940d51df6ea7974ce68a4a6270a29e1ba91a1047f85cfab26