[INFO] fetching crate docbot-derive 0.3.0-alpha.2...
[INFO] checking docbot-derive-0.3.0-alpha.2 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate docbot-derive 0.3.0-alpha.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate docbot-derive 0.3.0-alpha.2 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate docbot-derive 0.3.0-alpha.2
[INFO] finished tweaking crates.io crate docbot-derive 0.3.0-alpha.2
[INFO] tweaked toml for crates.io crate docbot-derive 0.3.0-alpha.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 434e19e39489606429203258d8f45dc3f852cd1277c46268f576ee2604df2ecd
[INFO] running `Command { std: "docker" "start" "-a" "434e19e39489606429203258d8f45dc3f852cd1277c46268f576ee2604df2ecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "434e19e39489606429203258d8f45dc3f852cd1277c46268f576ee2604df2ecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "434e19e39489606429203258d8f45dc3f852cd1277c46268f576ee2604df2ecd", kill_on_drop: false }`
[INFO] [stdout] 434e19e39489606429203258d8f45dc3f852cd1277c46268f576ee2604df2ecd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6752c43f6cceb4e9925c8fcde54c004638578f4aaed26e3f358854ac7a4537a3
[INFO] running `Command { std: "docker" "start" "-a" "6752c43f6cceb4e9925c8fcde54c004638578f4aaed26e3f358854ac7a4537a3", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking docbot-derive v0.3.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Variant`
[INFO] [stdout]   --> inputs/mod.rs:10:36
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub use syn::{Generics, Ident, Variant, Visibility};
[INFO] [stdout]    |                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Variant`
[INFO] [stdout]   --> inputs/mod.rs:10:36
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub use syn::{Generics, Ident, Variant, Visibility};
[INFO] [stdout]    |                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_id` is never read
[INFO] [stdout]  --> bits/path.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct PathParts {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 8 |     pub is_id: bool,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_id` is never read
[INFO] [stdout]  --> bits/path.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct PathParts {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 8 |     pub is_id: bool,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.88s
[INFO] running `Command { std: "docker" "inspect" "6752c43f6cceb4e9925c8fcde54c004638578f4aaed26e3f358854ac7a4537a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6752c43f6cceb4e9925c8fcde54c004638578f4aaed26e3f358854ac7a4537a3", kill_on_drop: false }`
[INFO] [stdout] 6752c43f6cceb4e9925c8fcde54c004638578f4aaed26e3f358854ac7a4537a3