[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/ff5ed53ca8028606bf70d2e83501aabedf28c226 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freline%2FAdventOfCode2020" "/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/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-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/reline/AdventOfCode2020 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22b586c08c432560d1465a52dcc61ea31c78b620407af7e142e7eeab6e0c7f13
[INFO] running `Command { std: "docker" "start" "-a" "22b586c08c432560d1465a52dcc61ea31c78b620407af7e142e7eeab6e0c7f13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22b586c08c432560d1465a52dcc61ea31c78b620407af7e142e7eeab6e0c7f13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22b586c08c432560d1465a52dcc61ea31c78b620407af7e142e7eeab6e0c7f13", kill_on_drop: false }`
[INFO] [stdout] 22b586c08c432560d1465a52dcc61ea31c78b620407af7e142e7eeab6e0c7f13
[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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb1ecd14ba4deb588788d965cad6af0fb4659fe41dc9eb401beb6a236342988d
[INFO] running `Command { std: "docker" "start" "-a" "cb1ecd14ba4deb588788d965cad6af0fb4659fe41dc9eb401beb6a236342988d", 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 bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[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<F>(mut self, f: F) -> Option<Self::Item>
[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<I, F>`
[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::<char>::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::<char>::from_iter), reducer)
[INFO] [stdout]    |
[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<F>(mut self, f: F) -> Option<Self::Item>
[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<I, F>`
[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::<char>::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::<char>::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 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] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent` (bin "advent") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "cb1ecd14ba4deb588788d965cad6af0fb4659fe41dc9eb401beb6a236342988d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb1ecd14ba4deb588788d965cad6af0fb4659fe41dc9eb401beb6a236342988d", kill_on_drop: false }`
[INFO] [stdout] cb1ecd14ba4deb588788d965cad6af0fb4659fe41dc9eb401beb6a236342988d
