[INFO] cloning repository https://github.com/reline/AdventOfCode2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reline/AdventOfCode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freline%2FAdventOfCode2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freline%2FAdventOfCode2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ff5ed53ca8028606bf70d2e83501aabedf28c226 [INFO] checking reline/AdventOfCode2020 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freline%2FAdventOfCode2020" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/reline/AdventOfCode2020 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/reline/AdventOfCode2020 [INFO] finished tweaking git repo https://github.com/reline/AdventOfCode2020 [INFO] tweaked toml for git repo https://github.com/reline/AdventOfCode2020 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/reline/AdventOfCode2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cbc3c943b29675ad549c36355df9c5e586381be7da01925a20a7f0f046c1a381 [INFO] running `Command { std: "docker" "start" "-a" "cbc3c943b29675ad549c36355df9c5e586381be7da01925a20a7f0f046c1a381", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cbc3c943b29675ad549c36355df9c5e586381be7da01925a20a7f0f046c1a381", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbc3c943b29675ad549c36355df9c5e586381be7da01925a20a7f0f046c1a381", kill_on_drop: false }` [INFO] [stdout] cbc3c943b29675ad549c36355df9c5e586381be7da01925a20a7f0f046c1a381 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bce77274a88ac02420f452c252323b688219054fdde6d155f4b1174e7e4737a6 [INFO] running `Command { std: "docker" "start" "-a" "bce77274a88ac02420f452c252323b688219054fdde6d155f4b1174e7e4737a6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking string-builder v0.2.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking advent v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> src/daysix.rs:22:18 [INFO] [stdout] | [INFO] [stdout] 22 | .reduce(reducer) [INFO] [stdout] | ^^^^^^ multiple `reduce` found [INFO] [stdout] | [INFO] [stdout] note: candidate #1 is defined in an impl of the trait `ReduceExt` for the type `I` [INFO] [stdout] --> src/reduce.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | / fn reduce(mut self, f: F) -> Option [INFO] [stdout] 10 | | where [INFO] [stdout] 11 | | Self: Sized, [INFO] [stdout] 12 | | F: FnMut(Self::Item, Self::Item) -> Self::Item, [INFO] [stdout] | |_______________________________________________________^ [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `Map` [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 19 | ReduceExt::reduce(g.lines() [INFO] [stdout] 20 | .map(|l| l.chars()) [INFO] [stdout] 21 | .map(HashSet::::from_iter), reducer) [INFO] [stdout] | [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 19 | Iterator::reduce(g.lines() [INFO] [stdout] 20 | .map(|l| l.chars()) [INFO] [stdout] 21 | .map(HashSet::::from_iter), reducer) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::reduce::ReduceExt` [INFO] [stdout] --> src/daysix.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::reduce::ReduceExt; [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stderr] error: could not compile `advent` due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> src/daysix.rs:22:18 [INFO] [stdout] | [INFO] [stdout] 22 | .reduce(reducer) [INFO] [stdout] | ^^^^^^ multiple `reduce` found [INFO] [stdout] | [INFO] [stdout] note: candidate #1 is defined in an impl of the trait `ReduceExt` for the type `I` [INFO] [stdout] --> src/reduce.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | / fn reduce(mut self, f: F) -> Option [INFO] [stdout] 10 | | where [INFO] [stdout] 11 | | Self: Sized, [INFO] [stdout] 12 | | F: FnMut(Self::Item, Self::Item) -> Self::Item, [INFO] [stdout] | |_______________________________________________________^ [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `Map` [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 19 | ReduceExt::reduce(g.lines() [INFO] [stdout] 20 | .map(|l| l.chars()) [INFO] [stdout] 21 | .map(HashSet::::from_iter), reducer) [INFO] [stdout] | [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 19 | Iterator::reduce(g.lines() [INFO] [stdout] 20 | .map(|l| l.chars()) [INFO] [stdout] 21 | .map(HashSet::::from_iter), reducer) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::reduce::ReduceExt` [INFO] [stdout] --> src/daysix.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::reduce::ReduceExt; [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "bce77274a88ac02420f452c252323b688219054fdde6d155f4b1174e7e4737a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bce77274a88ac02420f452c252323b688219054fdde6d155f4b1174e7e4737a6", kill_on_drop: false }` [INFO] [stdout] bce77274a88ac02420f452c252323b688219054fdde6d155f4b1174e7e4737a6