[INFO] fetching crate downstream 1.15.2...
[INFO] checking downstream-1.15.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate downstream 1.15.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate downstream 1.15.2
[INFO] finished tweaking crates.io crate downstream 1.15.2
[INFO] tweaked toml for crates.io crate downstream 1.15.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate downstream 1.15.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate downstream 1.15.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2349b5f774fb3707ec152e3d15f3b9829737f601f11e7f299c4a62e39efc2ab5
[INFO] running `Command { std: "docker" "start" "-a" "2349b5f774fb3707ec152e3d15f3b9829737f601f11e7f299c4a62e39efc2ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2349b5f774fb3707ec152e3d15f3b9829737f601f11e7f299c4a62e39efc2ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2349b5f774fb3707ec152e3d15f3b9829737f601f11e7f299c4a62e39efc2ab5", kill_on_drop: false }`
[INFO] [stdout] 2349b5f774fb3707ec152e3d15f3b9829737f601f11e7f299c4a62e39efc2ab5
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee5c83815deaae3829683d5af6905765dc4b105002f88dbe9253147b1c6c32f2
[INFO] running `Command { std: "docker" "start" "-a" "ee5c83815deaae3829683d5af6905765dc4b105002f88dbe9253147b1c6c32f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking downstream v1.15.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 .map(|x| (storage_site.is_some() // nofmt
[INFO] [stdout]    |                          ^
[INFO] [stdout] 46 |                     && (x as u64 == storage_site.unwrap())))
[INFO] [stdout]    |                                                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 ~                 .map(|x| storage_site.is_some() // nofmt
[INFO] [stdout] 46 ~                     && (x as u64 == storage_site.unwrap()))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:56:26
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 .map(|x| (storage_site.is_some() // nofmt
[INFO] [stdout]    |                          ^
[INFO] [stdout] 57 |                     && (x as u64 == storage_site.unwrap())))
[INFO] [stdout]    |                                                           ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 ~                 .map(|x| storage_site.is_some() // nofmt
[INFO] [stdout] 57 ~                     && (x as u64 == storage_site.unwrap()))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:67:26
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 .map(|x| (storage_site.is_some() // nofmt
[INFO] [stdout]    |                          ^
[INFO] [stdout] 68 |                     && (x as u64 == storage_site.unwrap())))
[INFO] [stdout]    |                                                           ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 ~                 .map(|x| storage_site.is_some() // nofmt
[INFO] [stdout] 68 ~                     && (x as u64 == storage_site.unwrap()))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 .map(|x| (storage_site.is_some() // nofmt
[INFO] [stdout]    |                          ^
[INFO] [stdout] 46 |                     && (x as u64 == storage_site.unwrap())))
[INFO] [stdout]    |                                                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 ~                 .map(|x| storage_site.is_some() // nofmt
[INFO] [stdout] 46 ~                     && (x as u64 == storage_site.unwrap()))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:56:26
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 .map(|x| (storage_site.is_some() // nofmt
[INFO] [stdout]    |                          ^
[INFO] [stdout] 57 |                     && (x as u64 == storage_site.unwrap())))
[INFO] [stdout]    |                                                           ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 ~                 .map(|x| storage_site.is_some() // nofmt
[INFO] [stdout] 57 ~                     && (x as u64 == storage_site.unwrap()))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:67:26
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 .map(|x| (storage_site.is_some() // nofmt
[INFO] [stdout]    |                          ^
[INFO] [stdout] 68 |                     && (x as u64 == storage_site.unwrap())))
[INFO] [stdout]    |                                                           ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 ~                 .map(|x| storage_site.is_some() // nofmt
[INFO] [stdout] 68 ~                     && (x as u64 == storage_site.unwrap()))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "ee5c83815deaae3829683d5af6905765dc4b105002f88dbe9253147b1c6c32f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee5c83815deaae3829683d5af6905765dc4b105002f88dbe9253147b1c6c32f2", kill_on_drop: false }`
[INFO] [stdout] ee5c83815deaae3829683d5af6905765dc4b105002f88dbe9253147b1c6c32f2