[INFO] cloning repository https://github.com/dolto/baekjoon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dolto/baekjoon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdolto%2Fbaekjoon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdolto%2Fbaekjoon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d8d4008b6899e222d680f45200b2c39c00c55e3
[INFO] checking dolto/baekjoon against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdolto%2Fbaekjoon" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dolto/baekjoon
[INFO] finished tweaking git repo https://github.com/dolto/baekjoon
[INFO] tweaked toml for git repo https://github.com/dolto/baekjoon written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dolto/baekjoon on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dolto/baekjoon 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 284fabc49673f48691ca9a98fed5fa4447a92e8e5588d1a6e28a672c9ac7c295
[INFO] running `Command { std: "docker" "start" "-a" "284fabc49673f48691ca9a98fed5fa4447a92e8e5588d1a6e28a672c9ac7c295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "284fabc49673f48691ca9a98fed5fa4447a92e8e5588d1a6e28a672c9ac7c295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284fabc49673f48691ca9a98fed5fa4447a92e8e5588d1a6e28a672c9ac7c295", kill_on_drop: false }`
[INFO] [stdout] 284fabc49673f48691ca9a98fed5fa4447a92e8e5588d1a6e28a672c9ac7c295
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b465f90c4d2b4958fa45d4f861b72f7e95bc8b804b885e925f3c63acdc4f28a3
[INFO] running `Command { std: "docker" "start" "-a" "b465f90c4d2b4958fa45d4f861b72f7e95bc8b804b885e925f3c63acdc4f28a3", kill_on_drop: false }`
[INFO] [stderr]     Checking baekjoon_2154 v0.1.0 (/opt/rustwide/workdir/baekjoon_2154)
[INFO] [stderr]     Checking baekjoon_15887 v0.1.0 (/opt/rustwide/workdir/baekjoon_15887)
[INFO] [stderr]     Checking minimum_hip v0.1.0 (/opt/rustwide/workdir/minimum_hip)
[INFO] [stderr]     Checking baekjoon_9461 v0.1.0 (/opt/rustwide/workdir/baekjoon_9461)
[INFO] [stderr]     Checking baekjoon_27889 v0.1.0 (/opt/rustwide/workdir/baekjoon_27889)
[INFO] [stderr]     Checking baekjoon_1246 v0.1.0 (/opt/rustwide/workdir/baekjoon_1246)
[INFO] [stderr]     Checking baekjoon_14928 v0.1.0 (/opt/rustwide/workdir/baekjoon_14928)
[INFO] [stderr]     Checking baekjoon_7287 v0.1.0 (/opt/rustwide/workdir/baekjoon_7287)
[INFO] [stderr]     Checking baekjoon_5704 v0.1.0 (/opt/rustwide/workdir/baekjoon_5704)
[INFO] [stderr]     Checking baekjoon_2745 v0.1.0 (/opt/rustwide/workdir/baekjoon_2745)
[INFO] [stderr]     Checking baekjoon_25314 v0.1.0 (/opt/rustwide/workdir/baekjoon_25314)
[INFO] [stderr]     Checking normal_backpack v0.1.0 (/opt/rustwide/workdir/normal_backpack)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> baekjoon_15887/src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     for i in 0..count {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking baekjoon_25024 v0.1.0 (/opt/rustwide/workdir/baekjoon_25024)
[INFO] [stderr]     Checking baekjoon_28432 v0.1.0 (/opt/rustwide/workdir/baekjoon_28432)
[INFO] [stderr]     Checking baekjoon_2439 v0.1.0 (/opt/rustwide/workdir/baekjoon_2439)
[INFO] [stderr]     Checking baekjoon_5176 v0.1.0 (/opt/rustwide/workdir/baekjoon_5176)
[INFO] [stderr]     Checking baekjoon_9086 v0.1.0 (/opt/rustwide/workdir/baekjoon_9086)
[INFO] [stderr]     Checking baekjoon_27433 v0.1.0 (/opt/rustwide/workdir/baekjoon_27433)
[INFO] [stderr]     Checking baekjoon_14491 v0.1.0 (/opt/rustwide/workdir/baekjoon_14491)
[INFO] [stderr]     Checking baekjoon_15818 v0.1.0 (/opt/rustwide/workdir/baekjoon_15818)
[INFO] [stderr]     Checking baekjoon_7770 v0.1.0 (/opt/rustwide/workdir/baekjoon_7770)
[INFO] [stderr]     Checking baekjoon_5622 v0.1.0 (/opt/rustwide/workdir/baekjoon_5622)
[INFO] [stderr]     Checking baekjoon_11005 v0.1.0 (/opt/rustwide/workdir/baekjoon_11005)
[INFO] [stderr]     Checking baekjoon_25288 v0.1.0 (/opt/rustwide/workdir/baekjoon_25288)
[INFO] [stderr]     Checking baekjoon_15740 v0.1.0 (/opt/rustwide/workdir/baekjoon_15740)
[INFO] [stderr]     Checking baekjoon_10810 v0.1.0 (/opt/rustwide/workdir/baekjoon_10810)
[INFO] [stderr]     Checking baekjoon_2884 v0.1.0 (/opt/rustwide/workdir/baekjoon_2884)
[INFO] [stderr]     Checking baekjoon_16504 v0.1.0 (/opt/rustwide/workdir/baekjoon_16504)
[INFO] [stderr]     Checking baekjoon_27111 v0.1.0 (/opt/rustwide/workdir/baekjoon_27111)
[INFO] [stderr]     Checking baekjoon_15059 v0.1.0 (/opt/rustwide/workdir/baekjoon_15059)
[INFO] [stderr]     Checking baekjoon_15650 v0.1.0 (/opt/rustwide/workdir/baekjoon_15650)
[INFO] [stderr]     Checking baekjoon_10882 v0.1.0 (/opt/rustwide/workdir/baekjoon_10882)
[INFO] [stdout] warning: unused import: `stdout`
[INFO] [stdout]  --> baekjoon_27111/src/main.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{stdin, stdout, Read, Write},
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking baekjoon_1919 v0.1.0 (/opt/rustwide/workdir/baekjoon_1919)
[INFO] [stderr]     Checking baekjoon_20254 v0.1.0 (/opt/rustwide/workdir/baekjoon_20254)
[INFO] [stderr]     Checking baekjoon_17290 v0.1.0 (/opt/rustwide/workdir/baekjoon_17290)
[INFO] [stderr]     Checking baekjoon_16283 v0.1.0 (/opt/rustwide/workdir/baekjoon_16283)
[INFO] [stderr]     Checking baekjoon_3046 v0.1.0 (/opt/rustwide/workdir/baekjoon_3046)
[INFO] [stdout] error[E0599]: no method named `stdout` found for struct `HashSet` in the current scope
[INFO] [stdout]   --> baekjoon_27111/src/main.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 26 |       answer += in_people
[INFO] [stdout]    |  _______________-
[INFO] [stdout] 27 | |         .stdout()
[INFO] [stdout]    | |         -^^^^^^ method not found in `HashSet<usize>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `baekjoon_27111` (bin "baekjoon_27111") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b465f90c4d2b4958fa45d4f861b72f7e95bc8b804b885e925f3c63acdc4f28a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b465f90c4d2b4958fa45d4f861b72f7e95bc8b804b885e925f3c63acdc4f28a3", kill_on_drop: false }`
[INFO] [stdout] b465f90c4d2b4958fa45d4f861b72f7e95bc8b804b885e925f3c63acdc4f28a3