[INFO] cloning repository https://github.com/Knight-Ops/advent-of-code-2021 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Knight-Ops/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKnight-Ops%2Fadvent-of-code-2021", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKnight-Ops%2Fadvent-of-code-2021'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6431bf9245bbd641bb9f615abd7ad4919f228364 [INFO] building Knight-Ops/advent-of-code-2021 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKnight-Ops%2Fadvent-of-code-2021" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Knight-Ops/advent-of-code-2021 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Knight-Ops/advent-of-code-2021 [INFO] finished tweaking git repo https://github.com/Knight-Ops/advent-of-code-2021 [INFO] tweaked toml for git repo https://github.com/Knight-Ops/advent-of-code-2021 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Knight-Ops/advent-of-code-2021 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded plotters-svg v0.3.1 [INFO] [stderr] Downloaded plotters-backend v0.3.2 [INFO] [stderr] Downloaded criterion-plot v0.4.4 [INFO] [stderr] Downloaded cast v0.2.7 [INFO] [stderr] Downloaded criterion v0.3.5 [INFO] [stderr] Downloaded plotters v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 70d25cda730d197c18ec2db6ea5d8d91a3b61e117e27bcfd8988d42c96972990 [INFO] running `Command { std: "docker" "start" "-a" "70d25cda730d197c18ec2db6ea5d8d91a3b61e117e27bcfd8988d42c96972990", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70d25cda730d197c18ec2db6ea5d8d91a3b61e117e27bcfd8988d42c96972990", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70d25cda730d197c18ec2db6ea5d8d91a3b61e117e27bcfd8988d42c96972990", kill_on_drop: false }` [INFO] [stdout] 70d25cda730d197c18ec2db6ea5d8d91a3b61e117e27bcfd8988d42c96972990 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8f199958e8d753fc5aa093e66e46691a2665202a9b2e70902b0121dac6b9afd [INFO] running `Command { std: "docker" "start" "-a" "c8f199958e8d753fc5aa093e66e46691a2665202a9b2e70902b0121dac6b9afd", kill_on_drop: false }` [INFO] [stderr] Compiling advent-of-code-2021 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `fnv::FnvHashSet` [INFO] [stdout] --> src/day15/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use fnv::FnvHashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `hash_drain_filter` [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(hash_drain_filter)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `HashSet` in the current scope [INFO] [stdout] --> src/day13/mod.rs:21:33 [INFO] [stdout] | [INFO] [stdout] 21 | self.points.drain_filter(|coord| coord.x > loc).collect(); [INFO] [stdout] | ^^^^^^^^^^^^ method not found in `HashSet>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `HashSet` in the current scope [INFO] [stdout] --> src/day13/mod.rs:30:33 [INFO] [stdout] | [INFO] [stdout] 30 | self.points.drain_filter(|coord| coord.y > loc).collect(); [INFO] [stdout] | ^^^^^^^^^^^^ method not found in `HashSet>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/day15/mod.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | for y in 0..5 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/day15/mod.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | for x in 0..5 {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `advent-of-code-2021` (lib) due to 3 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "c8f199958e8d753fc5aa093e66e46691a2665202a9b2e70902b0121dac6b9afd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8f199958e8d753fc5aa093e66e46691a2665202a9b2e70902b0121dac6b9afd", kill_on_drop: false }` [INFO] [stdout] c8f199958e8d753fc5aa093e66e46691a2665202a9b2e70902b0121dac6b9afd