[INFO] cloning repository https://github.com/mpancia/aoc2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mpancia/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpancia%2Faoc2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpancia%2Faoc2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6044149ca9ec2dca214c7abb3daa07551db742ba [INFO] documenting mpancia/aoc2020 against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpancia%2Faoc2020" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mpancia/aoc2020 on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mpancia/aoc2020 [INFO] finished tweaking git repo https://github.com/mpancia/aoc2020 [INFO] tweaked toml for git repo https://github.com/mpancia/aoc2020 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/mpancia/aoc2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1533b5ad76ba8c99e93b4516b92d2282593f47a4641e286e99f74d883cbc4ac8 [INFO] running `Command { std: "docker" "start" "-a" "1533b5ad76ba8c99e93b4516b92d2282593f47a4641e286e99f74d883cbc4ac8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1533b5ad76ba8c99e93b4516b92d2282593f47a4641e286e99f74d883cbc4ac8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1533b5ad76ba8c99e93b4516b92d2282593f47a4641e286e99f74d883cbc4ac8", kill_on_drop: false }` [INFO] [stdout] 1533b5ad76ba8c99e93b4516b92d2282593f47a4641e286e99f74d883cbc4ac8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ca5cb35d618905af570d7ae252f1cc97976da36930c2ec9ac6f0a3540cd1d2df [INFO] running `Command { std: "docker" "start" "-a" "ca5cb35d618905af570d7ae252f1cc97976da36930c2ec9ac6f0a3540cd1d2df", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking parse v0.1.0 (/opt/rustwide/workdir/parse) [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stdout] warning: cannot borrow `count_dict` as mutable because it is also borrowed as immutable [INFO] [stdout] --> parse/src/day02.rs:17:22 [INFO] [stdout] | [INFO] [stdout] 15 | let curr_count = count_dict.get(&pass_char); [INFO] [stdout] | -------------------------- immutable borrow occurs here [INFO] [stdout] 16 | match curr_count.is_none() { [INFO] [stdout] 17 | false => count_dict.insert(pass_char, curr_count.unwrap() + 1), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^----------^^^^^^^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | immutable borrow later used here [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Documenting aoc2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.00s [INFO] running `Command { std: "docker" "inspect" "ca5cb35d618905af570d7ae252f1cc97976da36930c2ec9ac6f0a3540cd1d2df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca5cb35d618905af570d7ae252f1cc97976da36930c2ec9ac6f0a3540cd1d2df", kill_on_drop: false }` [INFO] [stdout] ca5cb35d618905af570d7ae252f1cc97976da36930c2ec9ac6f0a3540cd1d2df