[INFO] cloning repository https://github.com/yuanxuezhe/macros
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuanxuezhe/macros" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuanxuezhe%2Fmacros", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuanxuezhe%2Fmacros'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04b65c6366b67ac5ebf66080491897f70d8203cf
[INFO] checking yuanxuezhe/macros against try#9961e55b3687a6d0b2bab4af0e5e81494b09be81 for pr-139087-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuanxuezhe%2Fmacros" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yuanxuezhe/macros
[INFO] finished tweaking git repo https://github.com/yuanxuezhe/macros
[INFO] tweaked toml for git repo https://github.com/yuanxuezhe/macros written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yuanxuezhe/macros on toolchain 9961e55b3687a6d0b2bab4af0e5e81494b09be81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9961e55b3687a6d0b2bab4af0e5e81494b09be81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yuanxuezhe/macros 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" "+9961e55b3687a6d0b2bab4af0e5e81494b09be81" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9961e55b3687a6d0b2bab4af0e5e81494b09be81" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f93d0c6261719a7dce4ef4edbbeb03704cdd96bb0bbb9d4f7d6d52f6965b5092
[INFO] running `Command { std: "docker" "start" "-a" "f93d0c6261719a7dce4ef4edbbeb03704cdd96bb0bbb9d4f7d6d52f6965b5092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f93d0c6261719a7dce4ef4edbbeb03704cdd96bb0bbb9d4f7d6d52f6965b5092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93d0c6261719a7dce4ef4edbbeb03704cdd96bb0bbb9d4f7d6d52f6965b5092", kill_on_drop: false }`
[INFO] [stdout] f93d0c6261719a7dce4ef4edbbeb03704cdd96bb0bbb9d4f7d6d52f6965b5092
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9961e55b3687a6d0b2bab4af0e5e81494b09be81" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 177c839527cde483b87c6216c86d2a19da9dc73d7451426188ff776ef3bdc82b
[INFO] running `Command { std: "docker" "start" "-a" "177c839527cde483b87c6216c86d2a19da9dc73d7451426188ff776ef3bdc82b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]     Checking unicode-ident v1.0.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking quote v1.0.38
[INFO] [stderr]     Checking macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Attribute`
[INFO] [stdout]  --> src/parser.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{Attribute, Data, DeriveInput, Field, Fields, Lit, Meta, Type};
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Span`
[INFO] [stdout]  --> src/code_generator.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use proc_macro2::{TokenStream, Span};
[INFO] [stdout]   |                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `struct_name`
[INFO] [stdout]   --> src/code_generator.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let struct_name = format_ident!("{}", parsed.name);
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pk_field`
[INFO] [stdout]    --> src/code_generator.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |     let pk_field = format_ident!("{}", parsed.fields.iter()
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pk_field`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Attribute`
[INFO] [stdout]  --> src/parser.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{Attribute, Data, DeriveInput, Field, Fields, Lit, Meta, Type};
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Span`
[INFO] [stdout]  --> src/code_generator.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use proc_macro2::{TokenStream, Span};
[INFO] [stdout]   |                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `struct_name`
[INFO] [stdout]   --> src/code_generator.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let struct_name = format_ident!("{}", parsed.name);
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pk_field`
[INFO] [stdout]    --> src/code_generator.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |     let pk_field = format_ident!("{}", parsed.fields.iter()
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pk_field`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "177c839527cde483b87c6216c86d2a19da9dc73d7451426188ff776ef3bdc82b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "177c839527cde483b87c6216c86d2a19da9dc73d7451426188ff776ef3bdc82b", kill_on_drop: false }`
[INFO] [stdout] 177c839527cde483b87c6216c86d2a19da9dc73d7451426188ff776ef3bdc82b