[INFO] cloning repository https://github.com/emilianogc/adventofcode-2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emilianogc/adventofcode-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilianogc%2Fadventofcode-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilianogc%2Fadventofcode-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 01a702c427a6e6ae8126caaa688f6256b1dfa205 [INFO] testing emilianogc/adventofcode-2020 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilianogc%2Fadventofcode-2020" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/emilianogc/adventofcode-2020 [INFO] finished tweaking git repo https://github.com/emilianogc/adventofcode-2020 [INFO] tweaked toml for git repo https://github.com/emilianogc/adventofcode-2020 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/emilianogc/adventofcode-2020 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/emilianogc/adventofcode-2020 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d01af3d3b9f1ad2782657db02543af9ba34e0a5c284f30939bc978fceafdd4ab [INFO] running `Command { std: "docker" "start" "-a" "d01af3d3b9f1ad2782657db02543af9ba34e0a5c284f30939bc978fceafdd4ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d01af3d3b9f1ad2782657db02543af9ba34e0a5c284f30939bc978fceafdd4ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d01af3d3b9f1ad2782657db02543af9ba34e0a5c284f30939bc978fceafdd4ab", kill_on_drop: false }` [INFO] [stdout] d01af3d3b9f1ad2782657db02543af9ba34e0a5c284f30939bc978fceafdd4ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 49cc9dff3f7ed0ba1afaaae84227853e8370f7bd57a62d58a722bc11e3bd21b3 [INFO] running `Command { std: "docker" "start" "-a" "49cc9dff3f7ed0ba1afaaae84227853e8370f7bd57a62d58a722bc11e3bd21b3", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling text_io v0.1.8 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling adventofcode-2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `str_split_once` has been stable since 1.52.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/day4.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(str_split_once)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/day15.rs:35:48 [INFO] [stdout] | [INFO] [stdout] 35 | Some(Twice(new_turn, old_turn)) => (old_turn - new_turn), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 35 - Some(Twice(new_turn, old_turn)) => (old_turn - new_turn), [INFO] [stdout] 35 + Some(Twice(new_turn, old_turn)) => old_turn - new_turn, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/day15.rs:36:38 [INFO] [stdout] | [INFO] [stdout] 36 | Some(First(_)) | None => (0), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 36 - Some(First(_)) | None => (0), [INFO] [stdout] 36 + Some(First(_)) | None => 0, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `or_patterns` has been stable since 1.53.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/day18.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(or_patterns)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `str_split_once` has been stable since 1.52.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/day18.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(str_split_once)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `destructuring_assignment` has been stable since 1.59.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/day12.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(destructuring_assignment)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `iterator_fold_self` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/day6.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(iterator_fold_self)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `std::vec::IntoIter` in the current scope [INFO] [stdout] --> src/day6.rs:31:14 [INFO] [stdout] | [INFO] [stdout] 28 | let group_intersection = group_answers [INFO] [stdout] | __________________________________- [INFO] [stdout] 29 | | .clone() [INFO] [stdout] 30 | | .into_iter() [INFO] [stdout] 31 | | .fold_first(|acc, v| acc.intersection(&v).collect::()) [INFO] [stdout] | | -^^^^^^^^^^ method not found in `std::vec::IntoIter` [INFO] [stdout] | |_____________| [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `std::vec::IntoIter` in the current scope [INFO] [stdout] --> src/day6.rs:36:14 [INFO] [stdout] | [INFO] [stdout] 34 | let group_union = group_answers [INFO] [stdout] | ___________________________- [INFO] [stdout] 35 | | .into_iter() [INFO] [stdout] 36 | | .fold_first(|acc, v| acc.union(&v).collect::()) [INFO] [stdout] | | -^^^^^^^^^^ method not found in `std::vec::IntoIter` [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 `adventofcode-2020` (bin "day6") due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "49cc9dff3f7ed0ba1afaaae84227853e8370f7bd57a62d58a722bc11e3bd21b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49cc9dff3f7ed0ba1afaaae84227853e8370f7bd57a62d58a722bc11e3bd21b3", kill_on_drop: false }` [INFO] [stdout] 49cc9dff3f7ed0ba1afaaae84227853e8370f7bd57a62d58a722bc11e3bd21b3