[INFO] fetching crate hashdozen 0.1.0...
[INFO] checking hashdozen-0.1.0 against try#3248bace201b6227b0ff78eacc8b00d805551a86 for pr-153513-1
[INFO] extracting crate hashdozen 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate hashdozen 0.1.0
[INFO] finished tweaking crates.io crate hashdozen 0.1.0
[INFO] tweaked toml for crates.io crate hashdozen 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hashdozen 0.1.0 on toolchain 3248bace201b6227b0ff78eacc8b00d805551a86
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3248bace201b6227b0ff78eacc8b00d805551a86" "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" "+3248bace201b6227b0ff78eacc8b00d805551a86" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3248bace201b6227b0ff78eacc8b00d805551a86" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3248bace201b6227b0ff78eacc8b00d805551a86" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 393c95b47a990831e49a28797d315e08437a2bab0f4bbbb0c948416c6f95bdea
[INFO] running `Command { std: "docker" "start" "-a" "393c95b47a990831e49a28797d315e08437a2bab0f4bbbb0c948416c6f95bdea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "393c95b47a990831e49a28797d315e08437a2bab0f4bbbb0c948416c6f95bdea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "393c95b47a990831e49a28797d315e08437a2bab0f4bbbb0c948416c6f95bdea", kill_on_drop: false }`
[INFO] [stdout] 393c95b47a990831e49a28797d315e08437a2bab0f4bbbb0c948416c6f95bdea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3248bace201b6227b0ff78eacc8b00d805551a86" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 606e56c66528b7e19557bdbec76f46c7285f14091515f48ad4eab74aac7804ec
[INFO] running `Command { std: "docker" "start" "-a" "606e56c66528b7e19557bdbec76f46c7285f14091515f48ad4eab74aac7804ec", kill_on_drop: false }`
[INFO] [stderr]     Checking hashdozen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/hashdozen.rs:29:43
[INFO] [stdout]    |
[INFO] [stdout] 29 |                         .map(|(&x1, &x2)| ((x1.rotate_right(x2.into())) ^ (x2.rotate_right(x1.into()))))
[INFO] [stdout]    |                                           ^                                                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 29 -                         .map(|(&x1, &x2)| ((x1.rotate_right(x2.into())) ^ (x2.rotate_right(x1.into()))))
[INFO] [stdout] 29 +                         .map(|(&x1, &x2)| (x1.rotate_right(x2.into())) ^ (x2.rotate_right(x1.into())))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/hashdozen.rs:29:43
[INFO] [stdout]    |
[INFO] [stdout] 29 |                         .map(|(&x1, &x2)| ((x1.rotate_right(x2.into())) ^ (x2.rotate_right(x1.into()))))
[INFO] [stdout]    |                                           ^                                                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 29 -                         .map(|(&x1, &x2)| ((x1.rotate_right(x2.into())) ^ (x2.rotate_right(x1.into()))))
[INFO] [stdout] 29 +                         .map(|(&x1, &x2)| (x1.rotate_right(x2.into())) ^ (x2.rotate_right(x1.into())))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "606e56c66528b7e19557bdbec76f46c7285f14091515f48ad4eab74aac7804ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "606e56c66528b7e19557bdbec76f46c7285f14091515f48ad4eab74aac7804ec", kill_on_drop: false }`
[INFO] [stdout] 606e56c66528b7e19557bdbec76f46c7285f14091515f48ad4eab74aac7804ec