[INFO] cloning repository https://github.com/glurbi/adventofcode2017 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/glurbi/adventofcode2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglurbi%2Fadventofcode2017", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglurbi%2Fadventofcode2017'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d411b28c3decfd5e0929c1827859813638f74a4b [INFO] checking glurbi/adventofcode2017 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglurbi%2Fadventofcode2017" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/glurbi/adventofcode2017 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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 /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/glurbi/adventofcode2017 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d0d097606251e7d7ae86865fc6c97021f24b809c5da7d72f38c5b856ee28224c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d0d097606251e7d7ae86865fc6c97021f24b809c5da7d72f38c5b856ee28224c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d0d097606251e7d7ae86865fc6c97021f24b809c5da7d72f38c5b856ee28224c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0d097606251e7d7ae86865fc6c97021f24b809c5da7d72f38c5b856ee28224c", kill_on_drop: false }` [INFO] [stdout] d0d097606251e7d7ae86865fc6c97021f24b809c5da7d72f38c5b856ee28224c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 873333cd7d9b1c7c4cb6249e7187731b625b1e29e33871b5bc03c81c2b1d19d3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "873333cd7d9b1c7c4cb6249e7187731b625b1e29e33871b5bc03c81c2b1d19d3", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking regex-syntax v0.6.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling lazy_static v1.1.0 [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 thread_local v0.3.6 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Checking advent v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day24.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | let mut bag = components.iter().filter(|x| x.i != start_comp.i).cloned().collect(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day24.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | let mut v = vec![start_comp]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day24.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | let mut port = start_comp.p1; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day12.rs:78:13 [INFO] [stdout] | [INFO] [stdout] 78 | let mut to_ids = it.next().unwrap().split(", ").map(|x| x.parse::().unwrap()); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day12.rs:78:13 [INFO] [stdout] | [INFO] [stdout] 78 | let mut to_ids = it.next().unwrap().split(", ").map(|x| x.parse::().unwrap()); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day24.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | let mut bag = components.iter().filter(|x| x.i != start_comp.i).cloned().collect(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day24.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | let mut v = vec![start_comp]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day24.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | let mut port = start_comp.p1; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 27.23s [INFO] running `Command { std: "docker" "inspect" "873333cd7d9b1c7c4cb6249e7187731b625b1e29e33871b5bc03c81c2b1d19d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "873333cd7d9b1c7c4cb6249e7187731b625b1e29e33871b5bc03c81c2b1d19d3", kill_on_drop: false }` [INFO] [stdout] 873333cd7d9b1c7c4cb6249e7187731b625b1e29e33871b5bc03c81c2b1d19d3