[INFO] fetching crate swc_par_iter 1.0.0...
[INFO] checking swc_par_iter-1.0.0 against master#08cd08fbef8c6663b052d8d9e4930d5696cbb8a7 for 150662-leaf
[INFO] extracting crate swc_par_iter 1.0.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate swc_par_iter 1.0.0
[INFO] finished tweaking crates.io crate swc_par_iter 1.0.0
[INFO] tweaked toml for crates.io crate swc_par_iter 1.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate swc_par_iter 1.0.0 on toolchain 08cd08fbef8c6663b052d8d9e4930d5696cbb8a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+08cd08fbef8c6663b052d8d9e4930d5696cbb8a7" "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" "+08cd08fbef8c6663b052d8d9e4930d5696cbb8a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding chili v0.2.0 (available: v0.2.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] [stderr]       Adding rand_xorshift v0.3.0 (available: v0.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+08cd08fbef8c6663b052d8d9e4930d5696cbb8a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_xorshift v0.3.0
[INFO] [stderr]   Downloaded chili v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+08cd08fbef8c6663b052d8d9e4930d5696cbb8a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 845238b40061cd30981101c170fa5c74411aba9ffcd89ac01c4aecc02682fe38
[INFO] running `Command { std: "docker" "start" "-a" "845238b40061cd30981101c170fa5c74411aba9ffcd89ac01c4aecc02682fe38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "845238b40061cd30981101c170fa5c74411aba9ffcd89ac01c4aecc02682fe38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "845238b40061cd30981101c170fa5c74411aba9ffcd89ac01c4aecc02682fe38", kill_on_drop: false }`
[INFO] [stdout] 845238b40061cd30981101c170fa5c74411aba9ffcd89ac01c4aecc02682fe38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+08cd08fbef8c6663b052d8d9e4930d5696cbb8a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c29ed443d2082b15a96fc0f18d7c10c67c80422dda5d782226efff1b41a8d46c
[INFO] running `Command { std: "docker" "start" "-a" "c29ed443d2082b15a96fc0f18d7c10c67c80422dda5d782226efff1b41a8d46c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking chili v0.2.0
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking zerocopy v0.8.48
[INFO] [stderr]     Checking swc_parallel v1.3.0
[INFO] [stderr]     Checking swc_par_iter v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]     --> src/iter/test.rs:1557:23
[INFO] [stdout]      |
[INFO] [stdout] 1557 |         .flat_map(|i| (0..i))
[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] 1557 -         .flat_map(|i| (0..i))
[INFO] [stdout] 1557 +         .flat_map(|i| 0..i )
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]     --> src/iter/test.rs:1561:23
[INFO] [stdout]      |
[INFO] [stdout] 1561 |         .flat_map(|i| (0..i))
[INFO] [stdout]      |                       ^    ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1561 -         .flat_map(|i| (0..i))
[INFO] [stdout] 1561 +         .flat_map(|i| 0..i )
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.61s
[INFO] running `Command { std: "docker" "inspect" "c29ed443d2082b15a96fc0f18d7c10c67c80422dda5d782226efff1b41a8d46c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c29ed443d2082b15a96fc0f18d7c10c67c80422dda5d782226efff1b41a8d46c", kill_on_drop: false }`
[INFO] [stdout] c29ed443d2082b15a96fc0f18d7c10c67c80422dda5d782226efff1b41a8d46c