[INFO] fetching crate kefta_macro 0.0.1...
[INFO] checking kefta_macro-0.0.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate kefta_macro 0.0.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate kefta_macro 0.0.1
[INFO] finished tweaking crates.io crate kefta_macro 0.0.1
[INFO] tweaked toml for crates.io crate kefta_macro 0.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kefta_macro 0.0.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20b4aa47e8893bf5c369075cc7d68124cb522fa5336870a7cb9f349fcd538dbf
[INFO] running `Command { std: "docker" "start" "-a" "20b4aa47e8893bf5c369075cc7d68124cb522fa5336870a7cb9f349fcd538dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20b4aa47e8893bf5c369075cc7d68124cb522fa5336870a7cb9f349fcd538dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b4aa47e8893bf5c369075cc7d68124cb522fa5336870a7cb9f349fcd538dbf", kill_on_drop: false }`
[INFO] [stdout] 20b4aa47e8893bf5c369075cc7d68124cb522fa5336870a7cb9f349fcd538dbf
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e28a5b07e6cf8738e6d64accd8806f0646d6feff526bc0492c8f7f1d6e4b4f3e
[INFO] running `Command { std: "docker" "start" "-a" "e28a5b07e6cf8738e6d64accd8806f0646d6feff526bc0492c8f7f1d6e4b4f3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking litrs v0.2.3
[INFO] [stderr]     Checking kefta_core v0.0.1
[INFO] [stderr]     Checking kefta_macro v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `EnumAttr` is never constructed
[INFO] [stdout]   --> src/attr.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct EnumAttr {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EnumAttr` is never constructed
[INFO] [stdout]   --> src/attr.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct EnumAttr {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.29s
[INFO] running `Command { std: "docker" "inspect" "e28a5b07e6cf8738e6d64accd8806f0646d6feff526bc0492c8f7f1d6e4b4f3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e28a5b07e6cf8738e6d64accd8806f0646d6feff526bc0492c8f7f1d6e4b4f3e", kill_on_drop: false }`
[INFO] [stdout] e28a5b07e6cf8738e6d64accd8806f0646d6feff526bc0492c8f7f1d6e4b4f3e