[INFO] cloning repository https://github.com/guilgaly/advent-of-code-2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guilgaly/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguilgaly%2Fadvent-of-code-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguilgaly%2Fadvent-of-code-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 12ed35072eb6f5d5e8eaba70ae34c7d8f192961f [INFO] checking guilgaly/advent-of-code-2020 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguilgaly%2Fadvent-of-code-2020" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/guilgaly/advent-of-code-2020 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/guilgaly/advent-of-code-2020 [INFO] finished tweaking git repo https://github.com/guilgaly/advent-of-code-2020 [INFO] tweaked toml for git repo https://github.com/guilgaly/advent-of-code-2020 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/guilgaly/advent-of-code-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded reduce v0.1.3 [INFO] [stderr] Downloaded intmap v0.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ed71e5604edcca8f3f670f9e64e0da30705ecd3be34255367792df92740aae25 [INFO] running `Command { std: "docker" "start" "-a" "ed71e5604edcca8f3f670f9e64e0da30705ecd3be34255367792df92740aae25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed71e5604edcca8f3f670f9e64e0da30705ecd3be34255367792df92740aae25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed71e5604edcca8f3f670f9e64e0da30705ecd3be34255367792df92740aae25", kill_on_drop: false }` [INFO] [stdout] ed71e5604edcca8f3f670f9e64e0da30705ecd3be34255367792df92740aae25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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] b64bd1394c1e8c1cab1134255fcb18a5e99786ba6a7cb7f2ef1acb8613edc64f [INFO] running `Command { std: "docker" "start" "-a" "b64bd1394c1e8c1cab1134255fcb18a5e99786ba6a7cb7f2ef1acb8613edc64f", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking reduce v0.1.3 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling peg-runtime v0.6.3 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking intmap v0.7.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling peg-macros v0.6.3 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking peg v0.6.3 [INFO] [stderr] Checking common v0.1.0 (/opt/rustwide/workdir/common) [INFO] [stderr] Checking day_14 v0.1.0 (/opt/rustwide/workdir/day_14) [INFO] [stderr] Checking day_19 v0.1.0 (/opt/rustwide/workdir/day_19) [INFO] [stderr] Checking day_24 v0.1.0 (/opt/rustwide/workdir/day_24) [INFO] [stderr] Checking day_3 v0.1.0 (/opt/rustwide/workdir/day_3) [INFO] [stderr] Checking day_11 v0.1.0 (/opt/rustwide/workdir/day_11) [INFO] [stderr] Checking day_21 v0.1.0 (/opt/rustwide/workdir/day_21) [INFO] [stderr] Checking day_7 v0.1.0 (/opt/rustwide/workdir/day_7) [INFO] [stderr] Checking day_13 v0.1.0 (/opt/rustwide/workdir/day_13) [INFO] [stderr] Checking day_12 v0.1.0 (/opt/rustwide/workdir/day_12) [INFO] [stderr] Checking day_18 v0.1.0 (/opt/rustwide/workdir/day_18) [INFO] [stderr] Checking day_6 v0.1.0 (/opt/rustwide/workdir/day_6) [INFO] [stderr] Checking day_23 v0.1.0 (/opt/rustwide/workdir/day_23) [INFO] [stderr] Checking day_16 v0.1.0 (/opt/rustwide/workdir/day_16) [INFO] [stderr] Checking day_1 v0.1.0 (/opt/rustwide/workdir/day_1) [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> day_6/src/main.rs:27:18 [INFO] [stdout] | [INFO] [stdout] 27 | .reduce(|acc, next| acc.intersection(&next).copied().collect()) [INFO] [stdout] | ^^^^^^ multiple `reduce` found [INFO] [stdout] | [INFO] [stdout] = note: candidate #1 is defined in an impl of the trait `Reduce` for the type `I` [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] 24 ~ Reduce::reduce(group [INFO] [stdout] 25 + .lines() [INFO] [stdout] 26 + .map(|line| line.chars().collect::>()), |acc, next| acc.intersection(&next).copied().collect()) [INFO] [stdout] | [INFO] [stdout] help: disambiguate the method for candidate #2 [INFO] [stdout] | [INFO] [stdout] 24 ~ Iterator::reduce(group [INFO] [stdout] 25 + .lines() [INFO] [stdout] 26 + .map(|line| line.chars().collect::>()), |acc, next| acc.intersection(&next).copied().collect()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stderr] error: could not compile `day_6` (bin "day_6") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "b64bd1394c1e8c1cab1134255fcb18a5e99786ba6a7cb7f2ef1acb8613edc64f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b64bd1394c1e8c1cab1134255fcb18a5e99786ba6a7cb7f2ef1acb8613edc64f", kill_on_drop: false }` [INFO] [stdout] b64bd1394c1e8c1cab1134255fcb18a5e99786ba6a7cb7f2ef1acb8613edc64f