[INFO] fetching crate codegen-rs 0.1.4...
[INFO] checking codegen-rs-0.1.4 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate codegen-rs 0.1.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate codegen-rs 0.1.4
[INFO] finished tweaking crates.io crate codegen-rs 0.1.4
[INFO] tweaked toml for crates.io crate codegen-rs 0.1.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate codegen-rs 0.1.4 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.11.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9876db2cfa3efc6fc7bbd47c5d28fca891be600e6b22e2a5daf77b3c795a2307
[INFO] running `Command { std: "docker" "start" "-a" "9876db2cfa3efc6fc7bbd47c5d28fca891be600e6b22e2a5daf77b3c795a2307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9876db2cfa3efc6fc7bbd47c5d28fca891be600e6b22e2a5daf77b3c795a2307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9876db2cfa3efc6fc7bbd47c5d28fca891be600e6b22e2a5daf77b3c795a2307", kill_on_drop: false }`
[INFO] [stdout] 9876db2cfa3efc6fc7bbd47c5d28fca891be600e6b22e2a5daf77b3c795a2307
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 727206092e5d7d1bbd91401dce2b37a3d24ae3288fd0730dfac3710079f7f543
[INFO] running `Command { std: "docker" "start" "-a" "727206092e5d7d1bbd91401dce2b37a3d24ae3288fd0730dfac3710079f7f543", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking codegen-rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]  --> src/import.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Import {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 4 |     line: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Import` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `docs` is never read
[INFO] [stdout]   --> src/module.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Module {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     docs: Option<Docs>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Module` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `docs` is never read
[INFO] [stdout]   --> src/scope.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Scope {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 22 |     /// Scope documentation
[INFO] [stdout] 23 |     docs: Option<Docs>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Scope` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `macros` is never read
[INFO] [stdout]   --> src/trait.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Trait {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     macros: Vec<String>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Trait` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]  --> src/import.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Import {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 4 |     line: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Import` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `docs` is never read
[INFO] [stdout]   --> src/module.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Module {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     docs: Option<Docs>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Module` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `docs` is never read
[INFO] [stdout]   --> src/scope.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Scope {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 22 |     /// Scope documentation
[INFO] [stdout] 23 |     docs: Option<Docs>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Scope` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `macros` is never read
[INFO] [stdout]   --> src/trait.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Trait {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     macros: Vec<String>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Trait` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `Command { std: "docker" "inspect" "727206092e5d7d1bbd91401dce2b37a3d24ae3288fd0730dfac3710079f7f543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "727206092e5d7d1bbd91401dce2b37a3d24ae3288fd0730dfac3710079f7f543", kill_on_drop: false }`
[INFO] [stdout] 727206092e5d7d1bbd91401dce2b37a3d24ae3288fd0730dfac3710079f7f543