[INFO] fetching crate sweeper 1.0.0-rc3...
[INFO] checking sweeper-1.0.0-rc3 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] extracting crate sweeper 1.0.0-rc3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate sweeper 1.0.0-rc3 on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sweeper 1.0.0-rc3
[INFO] finished tweaking crates.io crate sweeper 1.0.0-rc3
[INFO] tweaked toml for crates.io crate sweeper 1.0.0-rc3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da89c2b3e1c4a4615edb781fa0bc0140c5cc15c0e8b453898ea10abd684c1b28
[INFO] running `Command { std: "docker" "start" "-a" "da89c2b3e1c4a4615edb781fa0bc0140c5cc15c0e8b453898ea10abd684c1b28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da89c2b3e1c4a4615edb781fa0bc0140c5cc15c0e8b453898ea10abd684c1b28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da89c2b3e1c4a4615edb781fa0bc0140c5cc15c0e8b453898ea10abd684c1b28", kill_on_drop: false }`
[INFO] [stdout] da89c2b3e1c4a4615edb781fa0bc0140c5cc15c0e8b453898ea10abd684c1b28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27fb8ad835a98d650f754f4aa51baf9cf08f3e5cdbc094a02bc219f75cf94b0f
[INFO] running `Command { std: "docker" "start" "-a" "27fb8ad835a98d650f754f4aa51baf9cf08f3e5cdbc094a02bc219f75cf94b0f", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking sweeper v1.0.0-rc3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/field.rs:575:49
[INFO] [stdout]     |
[INFO] [stdout] 575 |         enum StructField { Storage, Dimensions };
[INFO] [stdout]     |                                                 ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/field.rs:575:49
[INFO] [stdout]     |
[INFO] [stdout] 575 |         enum StructField { Storage, Dimensions };
[INFO] [stdout]     |                                                 ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.47s
[INFO] running `Command { std: "docker" "inspect" "27fb8ad835a98d650f754f4aa51baf9cf08f3e5cdbc094a02bc219f75cf94b0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27fb8ad835a98d650f754f4aa51baf9cf08f3e5cdbc094a02bc219f75cf94b0f", kill_on_drop: false }`
[INFO] [stdout] 27fb8ad835a98d650f754f4aa51baf9cf08f3e5cdbc094a02bc219f75cf94b0f