[INFO] cloning repository https://github.com/AlexanderThaller/advent_of_code_2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexanderThaller/advent_of_code_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderThaller%2Fadvent_of_code_2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderThaller%2Fadvent_of_code_2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36be1bc3ef9760d9a951c7a7d7db5a7fe69a7533
[INFO] testing AlexanderThaller/advent_of_code_2020 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderThaller%2Fadvent_of_code_2020" "/workspace/builds/worker-64/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlexanderThaller/advent_of_code_2020 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AlexanderThaller/advent_of_code_2020
[INFO] finished tweaking git repo https://github.com/AlexanderThaller/advent_of_code_2020
[INFO] tweaked toml for git repo https://github.com/AlexanderThaller/advent_of_code_2020 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate git repo https://github.com/AlexanderThaller/advent_of_code_2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fe6603c313583f3498bf27d359ede827f2fe2879362d7022270fd10fc485780
[INFO] running `Command { std: "docker" "start" "-a" "3fe6603c313583f3498bf27d359ede827f2fe2879362d7022270fd10fc485780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fe6603c313583f3498bf27d359ede827f2fe2879362d7022270fd10fc485780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fe6603c313583f3498bf27d359ede827f2fe2879362d7022270fd10fc485780", kill_on_drop: false }`
[INFO] [stdout] 3fe6603c313583f3498bf27d359ede827f2fe2879362d7022270fd10fc485780
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0446443f3d14acf958799f8f405d0e5333054bf949126f3dec751bf820346501
[INFO] running `Command { std: "docker" "start" "-a" "0446443f3d14acf958799f8f405d0e5333054bf949126f3dec751bf820346501", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling scan_fmt v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling advent_of_code_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/day04/passports.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |             };
[INFO] [stdout]    |              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/day04/passports_strict.rs:99:14
[INFO] [stdout]    |
[INFO] [stdout] 99 |             };
[INFO] [stdout]    |              ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `std::iter::Map` in the current scope
[INFO] [stdout]   --> src/day06/answers.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 .fold_first(|set1, set2| set1.bitand(&set2))
[INFO] [stdout]    |                  ^^^^^^^^^^ method not found in `std::iter::Map<std::str::Lines<'_>, [closure@src/day06/answers.rs:23:22: 23:65]>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::BitAnd`
[INFO] [stdout]  --> src/day06/answers.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     ops::BitAnd,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_of_code_2020` due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0446443f3d14acf958799f8f405d0e5333054bf949126f3dec751bf820346501", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0446443f3d14acf958799f8f405d0e5333054bf949126f3dec751bf820346501", kill_on_drop: false }`
[INFO] [stdout] 0446443f3d14acf958799f8f405d0e5333054bf949126f3dec751bf820346501