[INFO] cloning repository https://github.com/adek05/AdventOfCode2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adek05/AdventOfCode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadek05%2FAdventOfCode2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadek05%2FAdventOfCode2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dd3cf77ebb3c9f0f93e902a7ae6a3ffe8a2b6d0b [INFO] testing adek05/AdventOfCode2020 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadek05%2FAdventOfCode2020" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/adek05/AdventOfCode2020 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/adek05/AdventOfCode2020 [INFO] finished tweaking git repo https://github.com/adek05/AdventOfCode2020 [INFO] tweaked toml for git repo https://github.com/adek05/AdventOfCode2020 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/adek05/AdventOfCode2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded strcursor v0.2.5 [INFO] [stderr] Downloaded scan-rules v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 567744ae3838b2c4b4b639856cf18f2f162a34fcc7572d7c5ec67b5746c1af71 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "567744ae3838b2c4b4b639856cf18f2f162a34fcc7572d7c5ec67b5746c1af71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "567744ae3838b2c4b4b639856cf18f2f162a34fcc7572d7c5ec67b5746c1af71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "567744ae3838b2c4b4b639856cf18f2f162a34fcc7572d7c5ec67b5746c1af71", kill_on_drop: false }` [INFO] [stdout] 567744ae3838b2c4b4b639856cf18f2f162a34fcc7572d7c5ec67b5746c1af71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fb0777fefa8011f6ff80433c6cb0083c7faee6d00edb300001801ad211714761 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fb0777fefa8011f6ff80433c6cb0083c7faee6d00edb300001801ad211714761", kill_on_drop: false }` [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling unicode-segmentation v0.1.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling itertools v0.4.19 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling strcursor v0.2.5 [INFO] [stderr] Compiling scan-rules v0.2.0 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling AdventOfCode2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/crab_cups.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 12 | / loop { [INFO] [stdout] 13 | | current_cup -= 1; [INFO] [stdout] 14 | | if current_cup == 0 { [INFO] [stdout] 15 | | current_cup = modulo; [INFO] [stdout] ... | [INFO] [stdout] 23 | | } [INFO] [stdout] 24 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 25 | panic!("Unreachable"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `Map` in the current scope [INFO] [stdout] --> src/allergen_assessment.rs:56:18 [INFO] [stdout] | [INFO] [stdout] 56 | .fold_first(|acc, p| acc.intersection(&p).cloned().collect()) [INFO] [stdout] | ^^^^^^^^^^ method not found in `Map, [closure@src/allergen_assessment.rs:54:25: 54:72]>, [closure@src/allergen_assessment.rs:55:22: 55:59]>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `AdventOfCode2020` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "fb0777fefa8011f6ff80433c6cb0083c7faee6d00edb300001801ad211714761", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb0777fefa8011f6ff80433c6cb0083c7faee6d00edb300001801ad211714761", kill_on_drop: false }` [INFO] [stdout] fb0777fefa8011f6ff80433c6cb0083c7faee6d00edb300001801ad211714761