[INFO] cloning repository https://github.com/PurpleMyst/aoc-day24-part-two
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PurpleMyst/aoc-day24-part-two" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Faoc-day24-part-two", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Faoc-day24-part-two'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b92843a3886c51c272c5aa5d24f7063d9e3568f3
[INFO] testing PurpleMyst/aoc-day24-part-two against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Faoc-day24-part-two" "/workspace/builds/worker-97/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-97/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PurpleMyst/aoc-day24-part-two on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PurpleMyst/aoc-day24-part-two
[INFO] finished tweaking git repo https://github.com/PurpleMyst/aoc-day24-part-two
[INFO] tweaked toml for git repo https://github.com/PurpleMyst/aoc-day24-part-two written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] crate git repo https://github.com/PurpleMyst/aoc-day24-part-two already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2588922b27114b618f6bf8aedd0847107de8f68fdd76c1867eabe99eeca28e6a
[INFO] running `Command { std: "docker" "start" "-a" "2588922b27114b618f6bf8aedd0847107de8f68fdd76c1867eabe99eeca28e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2588922b27114b618f6bf8aedd0847107de8f68fdd76c1867eabe99eeca28e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2588922b27114b618f6bf8aedd0847107de8f68fdd76c1867eabe99eeca28e6a", kill_on_drop: false }`
[INFO] [stdout] 2588922b27114b618f6bf8aedd0847107de8f68fdd76c1867eabe99eeca28e6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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=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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eab44eda8e7871999492d8f7a0c3c0d83f9f2c5bb4708afad3f304ae2b71e7cb
[INFO] running `Command { std: "docker" "start" "-a" "eab44eda8e7871999492d8f7a0c3c0d83f9f2c5bb4708afad3f304ae2b71e7cb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling aoc-day24-part-two v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `read_string` in module `fs`
[INFO] [stdout]    --> src/main.rs:11:26
[INFO] [stdout]     |
[INFO] [stdout] 11  |     let components = fs::read_string("input.txt")
[INFO] [stdout]     |                          ^^^^^^^^^^^ help: a function with a similar name exists: `read_to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(fs_read_write)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `fs_read_write` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(fs_read_write)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc-day24-part-two` due to 3 previous errors; 1 warning emitted
[INFO] [stdout] Some errors have detailed explanations: E0425, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eab44eda8e7871999492d8f7a0c3c0d83f9f2c5bb4708afad3f304ae2b71e7cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eab44eda8e7871999492d8f7a0c3c0d83f9f2c5bb4708afad3f304ae2b71e7cb", kill_on_drop: false }`
[INFO] [stdout] eab44eda8e7871999492d8f7a0c3c0d83f9f2c5bb4708afad3f304ae2b71e7cb