[INFO] fetching crate esyn-derive 0.9.1...
[INFO] checking esyn-derive-0.9.1 against master#5ad98b4026d5172f27615b105658bc8bfd677be8 for pr-129422
[INFO] extracting crate esyn-derive 0.9.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate esyn-derive 0.9.1 on toolchain 5ad98b4026d5172f27615b105658bc8bfd677be8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate esyn-derive 0.9.1
[INFO] finished tweaking crates.io crate esyn-derive 0.9.1
[INFO] tweaked toml for crates.io crate esyn-derive 0.9.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7280c20f5dab5d2464e57a8fae30f8f8cf475cf078080702b14561423432fa78
[INFO] running `Command { std: "docker" "start" "-a" "7280c20f5dab5d2464e57a8fae30f8f8cf475cf078080702b14561423432fa78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7280c20f5dab5d2464e57a8fae30f8f8cf475cf078080702b14561423432fa78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7280c20f5dab5d2464e57a8fae30f8f8cf475cf078080702b14561423432fa78", kill_on_drop: false }`
[INFO] [stdout] 7280c20f5dab5d2464e57a8fae30f8f8cf475cf078080702b14561423432fa78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f911bcde00b9b07d76e2d76912ee74f6e25335b00fb00bab7750760a29bc8fb
[INFO] running `Command { std: "docker" "start" "-a" "2f911bcde00b9b07d76e2d76912ee74f6e25335b00fb00bab7750760a29bc8fb", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking proc-macro2 v1.0.86
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]     Checking esyn-derive v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `attr`
[INFO] [stdout]  --> src/ders_enum_named.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{attr, bound};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `attr`
[INFO] [stdout]  --> src/ders_enum_named.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{attr, bound};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `generics`
[INFO] [stdout]  --> src/ders_enum_named.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let generics = bound::de_trait_bounds_struct(input.generics.clone());
[INFO] [stdout]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generics`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `generics`
[INFO] [stdout]  --> src/ders_enum_named.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let generics = bound::de_trait_bounds_struct(input.generics.clone());
[INFO] [stdout]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generics`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.71s
[INFO] running `Command { std: "docker" "inspect" "2f911bcde00b9b07d76e2d76912ee74f6e25335b00fb00bab7750760a29bc8fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f911bcde00b9b07d76e2d76912ee74f6e25335b00fb00bab7750760a29bc8fb", kill_on_drop: false }`
[INFO] [stdout] 2f911bcde00b9b07d76e2d76912ee74f6e25335b00fb00bab7750760a29bc8fb