[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#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freline%2FAdventOfCode2020" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/reline/AdventOfCode2020 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "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-0-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded string-builder v0.2.0 [INFO] [stderr] Downloaded syn v1.0.54 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c0fb453fade6b3c53ac75bd78257fd03acec4aefc3dba9ec5495882cfc326443 [INFO] running `Command { std: "docker" "start" "-a" "c0fb453fade6b3c53ac75bd78257fd03acec4aefc3dba9ec5495882cfc326443", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c0fb453fade6b3c53ac75bd78257fd03acec4aefc3dba9ec5495882cfc326443", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0fb453fade6b3c53ac75bd78257fd03acec4aefc3dba9ec5495882cfc326443", kill_on_drop: false }` [INFO] [stdout] c0fb453fade6b3c53ac75bd78257fd03acec4aefc3dba9ec5495882cfc326443 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aab7c5af01fb8fae7954b36fa9b2b511fbc8882996d9dc27b5307bf55a6261aa [INFO] running `Command { std: "docker" "start" "-a" "aab7c5af01fb8fae7954b36fa9b2b511fbc8882996d9dc27b5307bf55a6261aa", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking string-builder v0.2.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking aho-corasick v0.7.15 [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 method 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 method 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[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 method 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 method 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 variable: `input` [INFO] [stdout] --> src/dayeight.rs:43:16 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn parttwo(input: &str) -> isize { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [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] warning: unused variable: `input` [INFO] [stdout] --> src/dayeight.rs:43:16 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn parttwo(input: &str) -> isize { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings 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` (bin "advent") due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings 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` (bin "advent" test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "aab7c5af01fb8fae7954b36fa9b2b511fbc8882996d9dc27b5307bf55a6261aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aab7c5af01fb8fae7954b36fa9b2b511fbc8882996d9dc27b5307bf55a6261aa", kill_on_drop: false }` [INFO] [stdout] aab7c5af01fb8fae7954b36fa9b2b511fbc8882996d9dc27b5307bf55a6261aa