[INFO] fetching crate kstool-helper-generator 0.4.4...
[INFO] checking kstool-helper-generator-0.4.4 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate kstool-helper-generator 0.4.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate kstool-helper-generator 0.4.4
[INFO] finished tweaking crates.io crate kstool-helper-generator 0.4.4
[INFO] tweaked toml for crates.io crate kstool-helper-generator 0.4.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kstool-helper-generator 0.4.4 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding fancy-regex v0.13.0 (available: v0.16.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85a32365534bca5325560cb0a9a19601609c7cf53a3ab2c63576e27633b15f86
[INFO] running `Command { std: "docker" "start" "-a" "85a32365534bca5325560cb0a9a19601609c7cf53a3ab2c63576e27633b15f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85a32365534bca5325560cb0a9a19601609c7cf53a3ab2c63576e27633b15f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85a32365534bca5325560cb0a9a19601609c7cf53a3ab2c63576e27633b15f86", kill_on_drop: false }`
[INFO] [stdout] 85a32365534bca5325560cb0a9a19601609c7cf53a3ab2c63576e27633b15f86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51de2945fbead8545d14c1e9cccc5c65d5c35b2404f78def7b8dcf9a3b66ddc0
[INFO] running `Command { std: "docker" "start" "-a" "51de2945fbead8545d14c1e9cccc5c65d5c35b2404f78def7b8dcf9a3b66ddc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.106
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking fancy-regex v0.13.0
[INFO] [stderr]     Checking kstool-helper-generator v0.4.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/lib.rs:58:30
[INFO] [stdout]    |
[INFO] [stdout] 58 |                     .map(|i| (Ident::new(&format!("input{}", i), span)))
[INFO] [stdout]    |                              ^                                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 58 -                     .map(|i| (Ident::new(&format!("input{}", i), span)))
[INFO] [stdout] 58 +                     .map(|i| Ident::new(&format!("input{}", i), span))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:115:30
[INFO] [stdout]     |
[INFO] [stdout] 115 |                     .map(|i| (Ident::new(&format!("input{}", i), span)))
[INFO] [stdout]     |                              ^                                        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 115 -                     .map(|i| (Ident::new(&format!("input{}", i), span)))
[INFO] [stdout] 115 +                     .map(|i| Ident::new(&format!("input{}", i), span))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/lib.rs:58:30
[INFO] [stdout]    |
[INFO] [stdout] 58 |                     .map(|i| (Ident::new(&format!("input{}", i), span)))
[INFO] [stdout]    |                              ^                                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 58 -                     .map(|i| (Ident::new(&format!("input{}", i), span)))
[INFO] [stdout] 58 +                     .map(|i| Ident::new(&format!("input{}", i), span))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:115:30
[INFO] [stdout]     |
[INFO] [stdout] 115 |                     .map(|i| (Ident::new(&format!("input{}", i), span)))
[INFO] [stdout]     |                              ^                                        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 115 -                     .map(|i| (Ident::new(&format!("input{}", i), span)))
[INFO] [stdout] 115 +                     .map(|i| Ident::new(&format!("input{}", i), span))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.94s
[INFO] running `Command { std: "docker" "inspect" "51de2945fbead8545d14c1e9cccc5c65d5c35b2404f78def7b8dcf9a3b66ddc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51de2945fbead8545d14c1e9cccc5c65d5c35b2404f78def7b8dcf9a3b66ddc0", kill_on_drop: false }`
[INFO] [stdout] 51de2945fbead8545d14c1e9cccc5c65d5c35b2404f78def7b8dcf9a3b66ddc0