[INFO] cloning repository https://github.com/PowerSnail/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/PowerSnail/aoc_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPowerSnail%2Faoc_2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPowerSnail%2Faoc_2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 08996c58f26fca49875bc5ea3f27f38cae753ae0
[INFO] checking PowerSnail/aoc_2020 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPowerSnail%2Faoc_2020" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PowerSnail/aoc_2020 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PowerSnail/aoc_2020
[INFO] finished tweaking git repo https://github.com/PowerSnail/aoc_2020
[INFO] tweaked toml for git repo https://github.com/PowerSnail/aoc_2020 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/PowerSnail/aoc_2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 77731ec89b00573972bb6b08fe1c21b8db5a54575a4b8c8d9c48b8b9b5f75011
[INFO] running `Command { std: "docker" "start" "-a" "77731ec89b00573972bb6b08fe1c21b8db5a54575a4b8c8d9c48b8b9b5f75011", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77731ec89b00573972bb6b08fe1c21b8db5a54575a4b8c8d9c48b8b9b5f75011", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77731ec89b00573972bb6b08fe1c21b8db5a54575a4b8c8d9c48b8b9b5f75011", kill_on_drop: false }`
[INFO] [stdout] 77731ec89b00573972bb6b08fe1c21b8db5a54575a4b8c8d9c48b8b9b5f75011
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a680eb0cc4cc6dd6a2e70aaa5c6db4933059e5b10ff1508377de7e61c1c4ece5
[INFO] running `Command { std: "docker" "start" "-a" "a680eb0cc4cc6dd6a2e70aaa5c6db4933059e5b10ff1508377de7e61c1c4ece5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking aoc_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `FilterMap<Enumerate<std::vec::IntoIter<usize>>, [closure@src/day16.rs:114:25: 117:14]>` in the current scope
[INFO] [stdout]    --> src/day16.rs:118:14
[INFO] [stdout]     |
[INFO] [stdout] 118 |             .fold_first(|x, y| x * y)
[INFO] [stdout]     |              ^^^^^^^^^^ method not found in `FilterMap<Enumerate<std::vec::IntoIter<usize>>, [closure@src/day16.rs:114:25: 117:14]>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `FilterMap<Enumerate<std::vec::IntoIter<usize>>, [closure@src/day16.rs:114:25: 117:14]>` in the current scope
[INFO] [stdout]    --> src/day16.rs:118:14
[INFO] [stdout]     |
[INFO] [stdout] 118 |             .fold_first(|x, y| x * y)
[INFO] [stdout]     |              ^^^^^^^^^^ method not found in `FilterMap<Enumerate<std::vec::IntoIter<usize>>, [closure@src/day16.rs:114:25: 117:14]>`
[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 E0599`.
[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] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a680eb0cc4cc6dd6a2e70aaa5c6db4933059e5b10ff1508377de7e61c1c4ece5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a680eb0cc4cc6dd6a2e70aaa5c6db4933059e5b10ff1508377de7e61c1c4ece5", kill_on_drop: false }`
[INFO] [stdout] a680eb0cc4cc6dd6a2e70aaa5c6db4933059e5b10ff1508377de7e61c1c4ece5