[INFO] fetching crate rustfmt-config_proc_macro 0.5.1...
[INFO] building rustfmt-config_proc_macro-0.5.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rustfmt-config_proc_macro 0.5.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rustfmt-config_proc_macro 0.5.1
[INFO] finished tweaking crates.io crate rustfmt-config_proc_macro 0.5.1
[INFO] tweaked toml for crates.io crate rustfmt-config_proc_macro 0.5.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustfmt-config_proc_macro 0.5.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8aef2c09c842a17a9a63c3bdd498efc6bffebc1c3a98fc881fc78de0c6c786d
[INFO] running `Command { std: "docker" "start" "-a" "c8aef2c09c842a17a9a63c3bdd498efc6bffebc1c3a98fc881fc78de0c6c786d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8aef2c09c842a17a9a63c3bdd498efc6bffebc1c3a98fc881fc78de0c6c786d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8aef2c09c842a17a9a63c3bdd498efc6bffebc1c3a98fc881fc78de0c6c786d", kill_on_drop: false }`
[INFO] [stdout] c8aef2c09c842a17a9a63c3bdd498efc6bffebc1c3a98fc881fc78de0c6c786d
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2050056b120beed7553fbf88198f24f3b61ba263de9880f52332818568d65b01
[INFO] running `Command { std: "docker" "start" "-a" "2050056b120beed7553fbf88198f24f3b61ba263de9880f52332818568d65b01", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustfmt-config_proc_macro v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.14s
[INFO] running `Command { std: "docker" "inspect" "2050056b120beed7553fbf88198f24f3b61ba263de9880f52332818568d65b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2050056b120beed7553fbf88198f24f3b61ba263de9880f52332818568d65b01", kill_on_drop: false }`
[INFO] [stdout] 2050056b120beed7553fbf88198f24f3b61ba263de9880f52332818568d65b01
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fe01f37fbd3036375d2e7e49fdad5129581ec0a1c89cd5e81777bfdd157cbf9
[INFO] running `Command { std: "docker" "start" "-a" "1fe01f37fbd3036375d2e7e49fdad5129581ec0a1c89cd5e81777bfdd157cbf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling rustfmt-config_proc_macro v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stdout] warning: associated function `doc_hint` is never used
[INFO] [stdout]  --> tests/smoke.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 2 |     pub trait ConfigType: Sized {
[INFO] [stdout]   |               ---------- associated function in this trait
[INFO] [stdout] 3 |         fn doc_hint() -> String;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.87s
[INFO] running `Command { std: "docker" "inspect" "1fe01f37fbd3036375d2e7e49fdad5129581ec0a1c89cd5e81777bfdd157cbf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fe01f37fbd3036375d2e7e49fdad5129581ec0a1c89cd5e81777bfdd157cbf9", kill_on_drop: false }`
[INFO] [stdout] 1fe01f37fbd3036375d2e7e49fdad5129581ec0a1c89cd5e81777bfdd157cbf9