[INFO] cloning repository https://github.com/ptrkalm/AoC2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ptrkalm/AoC2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptrkalm%2FAoC2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptrkalm%2FAoC2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de2c37400a3906dc4cffea78a7bf72cb2d3d3bdd
[INFO] testing ptrkalm/AoC2020 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptrkalm%2FAoC2020" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ptrkalm/AoC2020
[INFO] finished tweaking git repo https://github.com/ptrkalm/AoC2020
[INFO] tweaked toml for git repo https://github.com/ptrkalm/AoC2020 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ptrkalm/AoC2020 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ptrkalm/AoC2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded reduce v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e20f72483ba4d5dc40a1dcc2b6633f60111d575f32d951516458ddc4bd9a09a8
[INFO] running `Command { std: "docker" "start" "-a" "e20f72483ba4d5dc40a1dcc2b6633f60111d575f32d951516458ddc4bd9a09a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e20f72483ba4d5dc40a1dcc2b6633f60111d575f32d951516458ddc4bd9a09a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e20f72483ba4d5dc40a1dcc2b6633f60111d575f32d951516458ddc4bd9a09a8", kill_on_drop: false }`
[INFO] [stdout] e20f72483ba4d5dc40a1dcc2b6633f60111d575f32d951516458ddc4bd9a09a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7377bb1bed8598f5094da18e08cb06cb15dfbdf906fadc45d24a80c80ec45137
[INFO] running `Command { std: "docker" "start" "-a" "7377bb1bed8598f5094da18e08cb06cb15dfbdf906fadc45d24a80c80ec45137", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling reduce v0.1.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]   --> src/day06.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 |         .reduce(|a, b| a.intersection(&b).cloned().collect())
[INFO] [stdout]    |          ^^^^^^ multiple `reduce` found
[INFO] [stdout]    |
[INFO] [stdout]    = note: candidate #1 is defined in an impl of the trait `Reduce` for the type `I`
[INFO] [stdout]    = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `std::vec::IntoIter<T, A>`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]    |
[INFO] [stdout] 18 ~     .map(|group| Reduce::reduce(group
[INFO] [stdout] 19 +         .lines()
[INFO] [stdout] 20 +         .map(|line| line
[INFO] [stdout] 21 +             .chars()
[INFO] [stdout] 22 +             .collect::<HashSet<char>>())
[INFO] [stdout] 23 +         .collect::<Vec<HashSet<char>>>()
[INFO] [stdout] 24 +         .into_iter(), |a, b| a.intersection(&b).cloned().collect())
[INFO] [stdout]    |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]    |
[INFO] [stdout] 18 ~     .map(|group| Iterator::reduce(group
[INFO] [stdout] 19 +         .lines()
[INFO] [stdout] 20 +         .map(|line| line
[INFO] [stdout] 21 +             .chars()
[INFO] [stdout] 22 +             .collect::<HashSet<char>>())
[INFO] [stdout] 23 +         .collect::<Vec<HashSet<char>>>()
[INFO] [stdout] 24 +         .into_iter(), |a, b| a.intersection(&b).cloned().collect())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc` (bin "aoc") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7377bb1bed8598f5094da18e08cb06cb15dfbdf906fadc45d24a80c80ec45137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7377bb1bed8598f5094da18e08cb06cb15dfbdf906fadc45d24a80c80ec45137", kill_on_drop: false }`
[INFO] [stdout] 7377bb1bed8598f5094da18e08cb06cb15dfbdf906fadc45d24a80c80ec45137
