[INFO] cloning repository https://github.com/ocstl/advent_of_code_2015 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ocstl/advent_of_code_2015" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Focstl%2Fadvent_of_code_2015", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Focstl%2Fadvent_of_code_2015'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c272977ccb793734d1feceacf14ff30e35e234ef [INFO] checking ocstl/advent_of_code_2015 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Focstl%2Fadvent_of_code_2015" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ocstl/advent_of_code_2015 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/ocstl/advent_of_code_2015 [INFO] finished tweaking git repo https://github.com/ocstl/advent_of_code_2015 [INFO] tweaked toml for git repo https://github.com/ocstl/advent_of_code_2015 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ocstl/advent_of_code_2015 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 either v1.5.1 [INFO] [stderr] Downloaded permutohedron v0.2.4 [INFO] [stderr] Downloaded serde v1.0.88 [INFO] [stderr] Downloaded itertools v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7a5e5a1615eafa77920d25332a3f1f68feba45ea036e15ad3ae727d603af0ef4 [INFO] running `Command { std: "docker" "start" "-a" "7a5e5a1615eafa77920d25332a3f1f68feba45ea036e15ad3ae727d603af0ef4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a5e5a1615eafa77920d25332a3f1f68feba45ea036e15ad3ae727d603af0ef4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a5e5a1615eafa77920d25332a3f1f68feba45ea036e15ad3ae727d603af0ef4", kill_on_drop: false }` [INFO] [stdout] 7a5e5a1615eafa77920d25332a3f1f68feba45ea036e15ad3ae727d603af0ef4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 405e537885af70e42f9ecdab1b8fb1fed5ac38e062a342337ea787f1130c2a83 [INFO] running `Command { std: "docker" "start" "-a" "405e537885af70e42f9ecdab1b8fb1fed5ac38e062a342337ea787f1130c2a83", kill_on_drop: false }` [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling serde v1.0.88 [INFO] [stderr] Checking either v1.5.1 [INFO] [stderr] Checking permutohedron v0.2.4 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking serde_json v1.0.38 [INFO] [stderr] Checking advent_of_code_2015 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/bin/day14.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/bin/day9.rs:14:14 [INFO] [stdout] | [INFO] [stdout] 11 | let cities: HashSet = HashSet::from( [INFO] [stdout] | ------- type must be known at this point [INFO] [stdout] ... [INFO] [stdout] 14 | .collect()); [INFO] [stdout] | ^^^^^^^ cannot infer type of the type parameter `B` declared on the method `collect` [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `HashSet: From<_>` found in the following crates: `core`, `std`: [INFO] [stdout] - impl From<[T; N]> for HashSet [INFO] [stdout] where the constant `N` has type `usize`, T: Eq, T: Hash; [INFO] [stdout] - impl From for T; [INFO] [stdout] - impl From for T; [INFO] [stdout] help: consider specifying the generic argument [INFO] [stdout] | [INFO] [stdout] 14 | .collect::>()); [INFO] [stdout] | ++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/bin/day15.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `advent_of_code_2015` (bin "day9") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/bin/day15.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | struct Ingredient { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 13 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Ingredient` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/bin/day15.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | struct Ingredient { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 13 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Ingredient` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/bin/day12.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/bin/day12.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bin/day2.rs:68:42 [INFO] [stdout] | [INFO] [stdout] 68 | fn main() -> std::result::Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | fn main() -> std::result::Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `reduce` is never used [INFO] [stdout] --> src/bin/day19.rs:65:8 [INFO] [stdout] | [INFO] [stdout] 10 | impl Transmogrifier { [INFO] [stdout] | ------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 65 | fn reduce(&self, molecule: &[Option]) -> Vec>> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "405e537885af70e42f9ecdab1b8fb1fed5ac38e062a342337ea787f1130c2a83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "405e537885af70e42f9ecdab1b8fb1fed5ac38e062a342337ea787f1130c2a83", kill_on_drop: false }` [INFO] [stdout] 405e537885af70e42f9ecdab1b8fb1fed5ac38e062a342337ea787f1130c2a83