[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] checking PurpleMyst/aoc-day24-part-two against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Faoc-day24-part-two" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PurpleMyst/aoc-day24-part-two on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "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-6/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" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cbe5bdcf6a059361bc3f3e5789056c8c4e20213269bd04f7f0dc852e4d86112
[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" "7cbe5bdcf6a059361bc3f3e5789056c8c4e20213269bd04f7f0dc852e4d86112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cbe5bdcf6a059361bc3f3e5789056c8c4e20213269bd04f7f0dc852e4d86112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cbe5bdcf6a059361bc3f3e5789056c8c4e20213269bd04f7f0dc852e4d86112", kill_on_drop: false }`
[INFO] [stdout] 7cbe5bdcf6a059361bc3f3e5789056c8c4e20213269bd04f7f0dc852e4d86112
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a0c19356ce0ffc858a201dbdbe78cde16b58d21531a6d479885132b50118560
[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" "4a0c19356ce0ffc858a201dbdbe78cde16b58d21531a6d479885132b50118560", 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] [stderr]     Checking 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[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: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc-day24-part-two`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4a0c19356ce0ffc858a201dbdbe78cde16b58d21531a6d479885132b50118560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a0c19356ce0ffc858a201dbdbe78cde16b58d21531a6d479885132b50118560", kill_on_drop: false }`
[INFO] [stdout] 4a0c19356ce0ffc858a201dbdbe78cde16b58d21531a6d479885132b50118560