[INFO] fetching crate funcmap 0.1.4...
[INFO] checking funcmap-0.1.4 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate funcmap 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate funcmap 0.1.4 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 funcmap 0.1.4
[INFO] finished tweaking crates.io crate funcmap 0.1.4
[INFO] tweaked toml for crates.io crate funcmap 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate funcmap 0.1.4 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-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7abe42251a062cf3887f55aab6870a462de79fcc83cac25c3920ac6231452e64
[INFO] running `Command { std: "docker" "start" "-a" "7abe42251a062cf3887f55aab6870a462de79fcc83cac25c3920ac6231452e64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7abe42251a062cf3887f55aab6870a462de79fcc83cac25c3920ac6231452e64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7abe42251a062cf3887f55aab6870a462de79fcc83cac25c3920ac6231452e64", kill_on_drop: false }`
[INFO] [stdout] 7abe42251a062cf3887f55aab6870a462de79fcc83cac25c3920ac6231452e64
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a8f6c4f5e9dbf72545434aaa11f5e04945cdcb06beaa0fe3d95dbd9eb0280bf
[INFO] running `Command { std: "docker" "start" "-a" "9a8f6c4f5e9dbf72545434aaa11f5e04945cdcb06beaa0fe3d95dbd9eb0280bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling equivalent v1.0.0
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]    Compiling funcmap_derive v0.1.4
[INFO] [stderr]     Checking funcmap v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/multi_param.rs:45:22
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub struct Meter(pub u32);
[INFO] [stdout]    |                ----- ^^^^^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `Meter` 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 `0` is never read
[INFO] [stdout]   --> examples/multi_param.rs:54:25
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub struct Kilogram(pub u32);
[INFO] [stdout]    |                -------- ^^^^^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `Kilogram` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.78s
[INFO] running `Command { std: "docker" "inspect" "9a8f6c4f5e9dbf72545434aaa11f5e04945cdcb06beaa0fe3d95dbd9eb0280bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a8f6c4f5e9dbf72545434aaa11f5e04945cdcb06beaa0fe3d95dbd9eb0280bf", kill_on_drop: false }`
[INFO] [stdout] 9a8f6c4f5e9dbf72545434aaa11f5e04945cdcb06beaa0fe3d95dbd9eb0280bf