[INFO] crate dummy 0.3.0 is already in cache
[INFO] checking dummy-0.3.0 against master#9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7 for pr-64564
[INFO] extracting crate dummy 0.3.0 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate dummy 0.3.0 on toolchain 9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dummy 0.3.0
[INFO] finished tweaking crates.io crate dummy 0.3.0
[INFO] tweaked toml for crates.io crate dummy 0.3.0 written to work/builds/worker-2/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7415adb66ded9ffd8a5865c4a67692509e072a73f12ea0acd9401b370ff5f0d5
[INFO] running `"docker" "start" "-a" "7415adb66ded9ffd8a5865c4a67692509e072a73f12ea0acd9401b370ff5f0d5"`
[INFO] [stderr]     Checking dummy v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/lib.rs:36:100
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let struct_fields: Vec<_> = fields.iter().map(|f| f.ident.as_ref().unwrap()).collect();;
[INFO] [stderr]    |                                                                                                    ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/lib.rs:52:28
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 .collect();;
[INFO] [stderr]    |                            ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/lib.rs:36:100
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let struct_fields: Vec<_> = fields.iter().map(|f| f.ident.as_ref().unwrap()).collect();;
[INFO] [stderr]    |                                                                                                    ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/lib.rs:52:28
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 .collect();;
[INFO] [stderr]    |                            ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `"docker" "inspect" "7415adb66ded9ffd8a5865c4a67692509e072a73f12ea0acd9401b370ff5f0d5"`
[INFO] running `"docker" "rm" "-f" "7415adb66ded9ffd8a5865c4a67692509e072a73f12ea0acd9401b370ff5f0d5"`
[INFO] [stdout] 7415adb66ded9ffd8a5865c4a67692509e072a73f12ea0acd9401b370ff5f0d5