[INFO] cloning repository https://github.com/arpit-saxena/aoc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arpit-saxena/aoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farpit-saxena%2Faoc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farpit-saxena%2Faoc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa6d4d0c23c96ecdd605750d04db123957dd4d0b
[INFO] checking arpit-saxena/aoc/aa6d4d0c23c96ecdd605750d04db123957dd4d0b against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farpit-saxena%2Faoc" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arpit-saxena/aoc on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arpit-saxena/aoc
[INFO] finished tweaking git repo https://github.com/arpit-saxena/aoc
[INFO] tweaked toml for git repo https://github.com/arpit-saxena/aoc written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/arpit-saxena/aoc 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded text_io v0.1.9
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ff02b453a3104e417ece5284a2cb1fdad5447ebdda84199565b629594165004
[INFO] running `Command { std: "docker" "start" "-a" "2ff02b453a3104e417ece5284a2cb1fdad5447ebdda84199565b629594165004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ff02b453a3104e417ece5284a2cb1fdad5447ebdda84199565b629594165004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff02b453a3104e417ece5284a2cb1fdad5447ebdda84199565b629594165004", kill_on_drop: false }`
[INFO] [stdout] 2ff02b453a3104e417ece5284a2cb1fdad5447ebdda84199565b629594165004
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6171201d1d95724904a2c2ea56ca59a2313b3b85e89f821175609725072ab8c6
[INFO] running `Command { std: "docker" "start" "-a" "6171201d1d95724904a2c2ea56ca59a2313b3b85e89f821175609725072ab8c6", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking text_io v0.1.9
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0635]: unknown feature `drain_filter`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `drain_filter`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<Vec<char>>` in the current scope
[INFO] [stdout]   --> src/y2021/day3.rs:58:14
[INFO] [stdout]    |
[INFO] [stdout] 58 |         nums.drain_filter(|num| {
[INFO] [stdout]    |         -----^^^^^^^^^^^^ method not found in `Vec<Vec<char>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<Vec<char>>` in the current scope
[INFO] [stdout]   --> src/y2021/day3.rs:58:14
[INFO] [stdout]    |
[INFO] [stdout] 58 |         nums.drain_filter(|num| {
[INFO] [stdout]    |         -----^^^^^^^^^^^^ method not found in `Vec<Vec<char>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<Vec<char>>` in the current scope
[INFO] [stdout]   --> src/y2021/day3.rs:89:14
[INFO] [stdout]    |
[INFO] [stdout] 89 |         nums.drain_filter(|num| remove0 ^ (num[i] == '1'));
[INFO] [stdout]    |              ^^^^^^^^^^^^ method not found in `Vec<Vec<char>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<Vec<char>>` in the current scope
[INFO] [stdout]   --> src/y2021/day3.rs:89:14
[INFO] [stdout]    |
[INFO] [stdout] 89 |         nums.drain_filter(|num| remove0 ^ (num[i] == '1'));
[INFO] [stdout]    |              ^^^^^^^^^^^^ method not found in `Vec<Vec<char>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc` (bin "aoc") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `aoc` (bin "aoc" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "6171201d1d95724904a2c2ea56ca59a2313b3b85e89f821175609725072ab8c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6171201d1d95724904a2c2ea56ca59a2313b3b85e89f821175609725072ab8c6", kill_on_drop: false }`
[INFO] [stdout] 6171201d1d95724904a2c2ea56ca59a2313b3b85e89f821175609725072ab8c6