[INFO] fetching crate asai 0.1.2...
[INFO] checking asai-0.1.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate asai 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate asai 0.1.2 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate asai 0.1.2
[INFO] finished tweaking crates.io crate asai 0.1.2
[INFO] tweaked toml for crates.io crate asai 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate asai 0.1.2 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d1312809dc8d616f2df0d32e2a6aa68cff20a9c5eadf6ba99d88f83208dc691
[INFO] running `Command { std: "docker" "start" "-a" "5d1312809dc8d616f2df0d32e2a6aa68cff20a9c5eadf6ba99d88f83208dc691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d1312809dc8d616f2df0d32e2a6aa68cff20a9c5eadf6ba99d88f83208dc691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d1312809dc8d616f2df0d32e2a6aa68cff20a9c5eadf6ba99d88f83208dc691", kill_on_drop: false }`
[INFO] [stdout] 5d1312809dc8d616f2df0d32e2a6aa68cff20a9c5eadf6ba99d88f83208dc691
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e82b15a0426ca74965164c36e0029e55e2a321fb7d5f377441153c3c151cc13f
[INFO] running `Command { std: "docker" "start" "-a" "e82b15a0426ca74965164c36e0029e55e2a321fb7d5f377441153c3c151cc13f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling asai-macro v0.1.0
[INFO] [stderr]     Checking asai v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::structure::FromLine`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::structure::FromLine;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FromLine`
[INFO] [stdout]  --> src/structure/event.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::structure::{FromLine, InvalidValue};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InvalidValue`
[INFO] [stdout]  --> src/structure/formatted_section.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::structure::{FromLine, FromLines, InvalidValue};
[INFO] [stdout]   |                                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::structure::FromLine`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::structure::FromLine;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FromLine`
[INFO] [stdout]  --> src/structure/event.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::structure::{FromLine, InvalidValue};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InvalidValue`
[INFO] [stdout]  --> src/structure/formatted_section.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::structure::{FromLine, FromLines, InvalidValue};
[INFO] [stdout]   |                                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/structure/mod.rs:313:29
[INFO] [stdout]     |
[INFO] [stdout] 313 |             .filter(|(name, value)| *name != "Format")
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/structure/mod.rs:313:29
[INFO] [stdout]     |
[INFO] [stdout] 313 |             .filter(|(name, value)| *name != "Format")
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[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] [stdout] warning: fields `text` and `custom_field` are never read
[INFO] [stdout]   --> examples/print-events.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | struct MyEvent<'a> {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] 9  |     #[name("Text")]
[INFO] [stdout] 10 |     text: &'a str,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     custom_field: &'a str
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MyEvent` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.38s
[INFO] running `Command { std: "docker" "inspect" "e82b15a0426ca74965164c36e0029e55e2a321fb7d5f377441153c3c151cc13f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e82b15a0426ca74965164c36e0029e55e2a321fb7d5f377441153c3c151cc13f", kill_on_drop: false }`
[INFO] [stdout] e82b15a0426ca74965164c36e0029e55e2a321fb7d5f377441153c3c151cc13f