[INFO] cloning repository https://github.com/YohananDiamond/aoc-2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YohananDiamond/aoc-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYohananDiamond%2Faoc-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYohananDiamond%2Faoc-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5a3cdb9a7e4a65951b280295b3a2d126f6cdd4b9 [INFO] testing YohananDiamond/aoc-2020 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYohananDiamond%2Faoc-2020" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/YohananDiamond/aoc-2020 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/YohananDiamond/aoc-2020 [INFO] finished tweaking git repo https://github.com/YohananDiamond/aoc-2020 [INFO] tweaked toml for git repo https://github.com/YohananDiamond/aoc-2020 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/YohananDiamond/aoc-2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 843159d56ef25120d472452e45816bf51054b5403cdf0e2c304690b25fdefc30 [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" "843159d56ef25120d472452e45816bf51054b5403cdf0e2c304690b25fdefc30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "843159d56ef25120d472452e45816bf51054b5403cdf0e2c304690b25fdefc30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "843159d56ef25120d472452e45816bf51054b5403cdf0e2c304690b25fdefc30", kill_on_drop: false }` [INFO] [stdout] 843159d56ef25120d472452e45816bf51054b5403cdf0e2c304690b25fdefc30 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ffc1325b14738a742efb828710f15011ff79c2fddefbe23b77bfe0bb0845a2b [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" "6ffc1325b14738a742efb828710f15011ff79c2fddefbe23b77bfe0bb0845a2b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling aoc-2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0635]: unknown feature `option_unwrap_none` [INFO] [stdout] --> src/day16.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(option_unwrap_none)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [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 E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `aoc-2020` [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] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "6ffc1325b14738a742efb828710f15011ff79c2fddefbe23b77bfe0bb0845a2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ffc1325b14738a742efb828710f15011ff79c2fddefbe23b77bfe0bb0845a2b", kill_on_drop: false }` [INFO] [stdout] 6ffc1325b14738a742efb828710f15011ff79c2fddefbe23b77bfe0bb0845a2b