[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 master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 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-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/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-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/emilianogc/adventofcode-2020 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded text_io v0.1.8 [INFO] [stderr] Downloaded bit-set v0.5.2 [INFO] [stderr] Downloaded itertools v0.8.2 [INFO] [stderr] Downloaded regex v1.4.2 [INFO] [stderr] Downloaded regex-syntax v0.6.21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1649b735db63429e2cb00c84bdc68f1c97d5ad572aedb8a71b044cd1e20574be [INFO] running `Command { std: "docker" "start" "-a" "1649b735db63429e2cb00c84bdc68f1c97d5ad572aedb8a71b044cd1e20574be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1649b735db63429e2cb00c84bdc68f1c97d5ad572aedb8a71b044cd1e20574be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1649b735db63429e2cb00c84bdc68f1c97d5ad572aedb8a71b044cd1e20574be", kill_on_drop: false }` [INFO] [stdout] 1649b735db63429e2cb00c84bdc68f1c97d5ad572aedb8a71b044cd1e20574be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae489f34db57f240662fe7e110eee32460b7652ddff1169ff7b5d23016b1f5ab [INFO] running `Command { std: "docker" "start" "-a" "ae489f34db57f240662fe7e110eee32460b7652ddff1169ff7b5d23016b1f5ab", 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 `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] 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] 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" "ae489f34db57f240662fe7e110eee32460b7652ddff1169ff7b5d23016b1f5ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae489f34db57f240662fe7e110eee32460b7652ddff1169ff7b5d23016b1f5ab", kill_on_drop: false }` [INFO] [stdout] ae489f34db57f240662fe7e110eee32460b7652ddff1169ff7b5d23016b1f5ab