[INFO] fetching crate extractor 0.1.0...
[INFO] checking extractor-0.1.0 against try#69cf48176da7795067be67cef76e41a8aac9b134 for pr-146013-1
[INFO] extracting crate extractor 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate extractor 0.1.0
[INFO] finished tweaking crates.io crate extractor 0.1.0
[INFO] tweaked toml for crates.io crate extractor 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate extractor 0.1.0 on toolchain 69cf48176da7795067be67cef76e41a8aac9b134
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+69cf48176da7795067be67cef76e41a8aac9b134" "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" "+69cf48176da7795067be67cef76e41a8aac9b134" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+69cf48176da7795067be67cef76e41a8aac9b134" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+69cf48176da7795067be67cef76e41a8aac9b134" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1ab14d980b23b050e9ce64989dfae1af43f9d25b4f32004a309bbdd6ed3a6e5
[INFO] running `Command { std: "docker" "start" "-a" "d1ab14d980b23b050e9ce64989dfae1af43f9d25b4f32004a309bbdd6ed3a6e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1ab14d980b23b050e9ce64989dfae1af43f9d25b4f32004a309bbdd6ed3a6e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1ab14d980b23b050e9ce64989dfae1af43f9d25b4f32004a309bbdd6ed3a6e5", kill_on_drop: false }`
[INFO] [stdout] d1ab14d980b23b050e9ce64989dfae1af43f9d25b4f32004a309bbdd6ed3a6e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+69cf48176da7795067be67cef76e41a8aac9b134" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d57b7acc043de8d92e82d10a907f88efd640b92d8aaa381d5155bd4d2bd8ccee
[INFO] running `Command { std: "docker" "start" "-a" "d57b7acc043de8d92e82d10a907f88efd640b92d8aaa381d5155bd4d2bd8ccee", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking extractor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut word = s.chars()
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut word = s.chars()
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.12s
[INFO] running `Command { std: "docker" "inspect" "d57b7acc043de8d92e82d10a907f88efd640b92d8aaa381d5155bd4d2bd8ccee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57b7acc043de8d92e82d10a907f88efd640b92d8aaa381d5155bd4d2bd8ccee", kill_on_drop: false }`
[INFO] [stdout] d57b7acc043de8d92e82d10a907f88efd640b92d8aaa381d5155bd4d2bd8ccee