[INFO] cloning repository https://github.com/martskins/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/martskins/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartskins%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartskins%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d7a14bb990771c97f5da5251ffa6b9c13ec9776
[INFO] testing martskins/aoc2020 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartskins%2Faoc2020" "/workspace/builds/worker-112/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-112/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/martskins/aoc2020 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/martskins/aoc2020
[INFO] finished tweaking git repo https://github.com/martskins/aoc2020
[INFO] tweaked toml for git repo https://github.com/martskins/aoc2020 written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] crate git repo https://github.com/martskins/aoc2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 331bba9d7e52f9ade64dc0920d2c4b90c862cc1c98364c224194560eda165c22
[INFO] running `Command { std: "docker" "start" "-a" "331bba9d7e52f9ade64dc0920d2c4b90c862cc1c98364c224194560eda165c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "331bba9d7e52f9ade64dc0920d2c4b90c862cc1c98364c224194560eda165c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "331bba9d7e52f9ade64dc0920d2c4b90c862cc1c98364c224194560eda165c22", kill_on_drop: false }`
[INFO] [stdout] 331bba9d7e52f9ade64dc0920d2c4b90c862cc1c98364c224194560eda165c22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3eb132949b28f4b87b70614e308158fce49918769dc6de417372b06bac76cc72
[INFO] running `Command { std: "docker" "start" "-a" "3eb132949b28f4b87b70614e308158fce49918769dc6de417372b06bac76cc72", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/day6.rs:55:25
[INFO] [stdout]     |
[INFO] [stdout] 55  |                         HashSet::from(n.into_iter().collect())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^ cannot infer type for type parameter `T` declared on the trait `From`
[INFO] [stdout]     |
[INFO] [stdout]     = note: multiple `impl`s satisfying `HashSet<&char>: From<_>` found in the following crates: `core`, `std`:
[INFO] [stdout]             - impl<T, N> From<[T; N]> for HashSet<T>
[INFO] [stdout]               where T: Eq, T: Hash;
[INFO] [stdout]             - impl<T> From<T> for T;
[INFO] [stdout] note: required by `from`
[INFO] [stdout] help: consider specifying the type argument in the method call
[INFO] [stdout]     |
[INFO] [stdout] 55  |                         HashSet::from(n.into_iter().collect::<B>())
[INFO] [stdout]     |                                                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc2020` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "3eb132949b28f4b87b70614e308158fce49918769dc6de417372b06bac76cc72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eb132949b28f4b87b70614e308158fce49918769dc6de417372b06bac76cc72", kill_on_drop: false }`
[INFO] [stdout] 3eb132949b28f4b87b70614e308158fce49918769dc6de417372b06bac76cc72