[INFO] updating cached repository https://github.com/glurbi/adventofcode2017 [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d411b28c3decfd5e0929c1827859813638f74a4b [INFO] checking glurbi/adventofcode2017 against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglurbi%2Fadventofcode2017" "work/builds/worker-4/source"` [INFO] [stderr] Cloning into 'work/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/glurbi/adventofcode2017 on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/glurbi/adventofcode2017 [INFO] finished tweaking git repo https://github.com/glurbi/adventofcode2017 [INFO] tweaked toml for git repo https://github.com/glurbi/adventofcode2017 written to work/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/glurbi/adventofcode2017 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] ce5fc351938449aa677beb5b3148cb65d351087b6d678539ff355493e282b742 [INFO] running `"docker" "start" "-a" "ce5fc351938449aa677beb5b3148cb65d351087b6d678539ff355493e282b742"` [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking aho-corasick v0.6.6 [INFO] [stderr] Checking nom v4.1.1 [INFO] [stderr] Checking regex v1.0.2 [INFO] [stderr] Checking advent v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day24.rs:72:13 [INFO] [stderr] | [INFO] [stderr] 72 | let mut bag = components.iter().filter(|x| x.i != start_comp.i).cloned().collect(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day24.rs:73:13 [INFO] [stderr] | [INFO] [stderr] 73 | let mut v = vec![start_comp]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day24.rs:74:13 [INFO] [stderr] | [INFO] [stderr] 74 | let mut port = start_comp.p1; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day24.rs:72:13 [INFO] [stderr] | [INFO] [stderr] 72 | let mut bag = components.iter().filter(|x| x.i != start_comp.i).cloned().collect(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day24.rs:73:13 [INFO] [stderr] | [INFO] [stderr] 73 | let mut v = vec![start_comp]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day24.rs:74:13 [INFO] [stderr] | [INFO] [stderr] 74 | let mut port = start_comp.p1; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day12.rs:78:13 [INFO] [stderr] | [INFO] [stderr] 78 | let mut to_ids = it.next().unwrap().split(", ").map(|x| x.parse::().unwrap()); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day12.rs:78:13 [INFO] [stderr] | [INFO] [stderr] 78 | let mut to_ids = it.next().unwrap().split(", ").map(|x| x.parse::().unwrap()); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 45.61s [INFO] running `"docker" "inspect" "ce5fc351938449aa677beb5b3148cb65d351087b6d678539ff355493e282b742"` [INFO] running `"docker" "rm" "-f" "ce5fc351938449aa677beb5b3148cb65d351087b6d678539ff355493e282b742"` [INFO] [stdout] ce5fc351938449aa677beb5b3148cb65d351087b6d678539ff355493e282b742