[INFO] fetching crate strawberry_fields 0.1.0...
[INFO] checking strawberry_fields-0.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate strawberry_fields 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate strawberry_fields 0.1.0
[INFO] finished tweaking crates.io crate strawberry_fields 0.1.0
[INFO] tweaked toml for crates.io crate strawberry_fields 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate strawberry_fields 0.1.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 574d162fab53f0447eb24d622b6cd72451d17b802988825c1e0cd423cd1b9ddf
[INFO] running `Command { std: "docker" "start" "-a" "574d162fab53f0447eb24d622b6cd72451d17b802988825c1e0cd423cd1b9ddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "574d162fab53f0447eb24d622b6cd72451d17b802988825c1e0cd423cd1b9ddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574d162fab53f0447eb24d622b6cd72451d17b802988825c1e0cd423cd1b9ddf", kill_on_drop: false }`
[INFO] [stdout] 574d162fab53f0447eb24d622b6cd72451d17b802988825c1e0cd423cd1b9ddf
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ed726e2f66c4c65119f56f1b8730bec34279bb63e4f7ed9b3180837ae9b46ad
[INFO] running `Command { std: "docker" "start" "-a" "5ed726e2f66c4c65119f56f1b8730bec34279bb63e4f7ed9b3180837ae9b46ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling strawberry_fields_macros v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking strawberry_fields v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `StrawberryFields`
[INFO] [stdout]  --> src/test/mod.rs:2:40
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{self as strawberry_fields, StrawberryFields};
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | mod test;
[INFO] [stdout]   | ^^^^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `EMPTY` is never used
[INFO] [stdout]   --> src/test/mod.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | static EMPTY: Empty = Empty {};
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `NOT_EMPTY` is never used
[INFO] [stdout]   --> src/test/mod.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | static NOT_EMPTY: NotEmpty = NotEmpty {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]   --> src/test/mod.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct Empty {}
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NotEmpty` is never constructed
[INFO] [stdout]   --> src/test/mod.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct NotEmpty {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking trybuild v1.0.105
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.88s
[INFO] running `Command { std: "docker" "inspect" "5ed726e2f66c4c65119f56f1b8730bec34279bb63e4f7ed9b3180837ae9b46ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed726e2f66c4c65119f56f1b8730bec34279bb63e4f7ed9b3180837ae9b46ad", kill_on_drop: false }`
[INFO] [stdout] 5ed726e2f66c4c65119f56f1b8730bec34279bb63e4f7ed9b3180837ae9b46ad