[INFO] cloning repository https://github.com/sinnerschrader/rust-exercism-cubicle [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sinnerschrader/rust-exercism-cubicle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinnerschrader%2Frust-exercism-cubicle", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinnerschrader%2Frust-exercism-cubicle'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7206a04271a81f758533b7431ae38a0466340ca7 [INFO] testing sinnerschrader/rust-exercism-cubicle against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinnerschrader%2Frust-exercism-cubicle" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sinnerschrader/rust-exercism-cubicle on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sinnerschrader/rust-exercism-cubicle [INFO] finished tweaking git repo https://github.com/sinnerschrader/rust-exercism-cubicle [INFO] tweaked toml for git repo https://github.com/sinnerschrader/rust-exercism-cubicle written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/sinnerschrader/rust-exercism-cubicle already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 368b953e6e735d32602e910c4f4c70bec357d74958177fd4cf9bf2d79a5945cb [INFO] running `Command { std: "docker" "start" "-a" "368b953e6e735d32602e910c4f4c70bec357d74958177fd4cf9bf2d79a5945cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "368b953e6e735d32602e910c4f4c70bec357d74958177fd4cf9bf2d79a5945cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "368b953e6e735d32602e910c4f4c70bec357d74958177fd4cf9bf2d79a5945cb", kill_on_drop: false }` [INFO] [stdout] 368b953e6e735d32602e910c4f4c70bec357d74958177fd4cf9bf2d79a5945cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 292da405b1ad03955f7438333f1d77d7aff82ba0cd690a4983fe6d4aab38e347 [INFO] running `Command { std: "docker" "start" "-a" "292da405b1ad03955f7438333f1d77d7aff82ba0cd690a4983fe6d4aab38e347", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling cc v1.0.32 [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling cfg-if v0.1.7 [INFO] [stderr] Compiling rustc-demangle v0.1.13 [INFO] [stderr] Compiling circular-buffer v1.1.0 (/opt/rustwide/workdir/exercises/circular-buffer) [INFO] [stderr] Compiling perfect_numbers v1.1.0 (/opt/rustwide/workdir/exercises/perfect-numbers) [INFO] [stderr] Compiling space-age v1.1.0 (/opt/rustwide/workdir/exercises/space-age) [INFO] [stderr] Compiling rectangles v1.1.0 (/opt/rustwide/workdir/exercises/rectangles) [INFO] [stderr] Compiling saddle-points v1.3.0 (/opt/rustwide/workdir/exercises/saddle-points) [INFO] [stderr] Compiling difference-of-squares v1.2.0 (/opt/rustwide/workdir/exercises/difference-of-squares) [INFO] [stderr] Compiling rail_fence_cipher v1.1.0 (/opt/rustwide/workdir/exercises/rail-fence-cipher) [INFO] [stderr] Compiling largest-series-product v1.2.0 (/opt/rustwide/workdir/exercises/largest-series-product) [INFO] [stderr] Compiling sum-of-multiples v1.5.0 (/opt/rustwide/workdir/exercises/sum-of-multiples) [INFO] [stderr] Compiling wordy v1.5.0 (/opt/rustwide/workdir/exercises/wordy) [INFO] [stderr] Compiling robot-simulator v2.2.0 (/opt/rustwide/workdir/exercises/robot-simulator) [INFO] [stderr] Compiling sieve v1.1.0 (/opt/rustwide/workdir/exercises/sieve) [INFO] [stderr] Compiling word-count v1.2.0 (/opt/rustwide/workdir/exercises/word-count) [INFO] [stderr] Compiling rna-transcription v1.0.0 (/opt/rustwide/workdir/exercises/rna-transcription) [INFO] [stderr] Compiling decimal v0.1.0 (/opt/rustwide/workdir/exercises/decimal) [INFO] [stderr] Compiling queen-attack v2.2.0 (/opt/rustwide/workdir/exercises/queen-attack) [INFO] [stderr] Compiling atbash-cipher v1.1.0 (/opt/rustwide/workdir/exercises/atbash-cipher) [INFO] [stderr] Compiling series v0.1.0 (/opt/rustwide/workdir/exercises/series) [INFO] [stderr] Compiling spiral-matrix v1.1.0 (/opt/rustwide/workdir/exercises/spiral-matrix) [INFO] [stderr] Compiling bracket-push v1.5.0 (/opt/rustwide/workdir/exercises/bracket-push) [INFO] [stderr] Compiling diamond v1.1.0 (/opt/rustwide/workdir/exercises/diamond) [INFO] [stderr] Compiling alphametics v1.3.0 (/opt/rustwide/workdir/exercises/alphametics) [INFO] [stderr] Compiling nth_prime v2.1.0 (/opt/rustwide/workdir/exercises/nth-prime) [INFO] [stderr] Compiling pascals-triangle v1.5.0 (/opt/rustwide/workdir/exercises/pascals-triangle) [INFO] [stderr] Compiling isogram v1.3.0 (/opt/rustwide/workdir/exercises/isogram) [INFO] [stderr] Compiling leap v1.4.0 (/opt/rustwide/workdir/exercises/leap) [INFO] [stderr] Compiling minesweeper v1.1.0 (/opt/rustwide/workdir/exercises/minesweeper) [INFO] [stderr] Compiling triangle v0.0.0 (/opt/rustwide/workdir/exercises/triangle) [INFO] [stderr] Compiling diffie-hellman v0.1.0 (/opt/rustwide/workdir/exercises/diffie-hellman) [INFO] [stdout] warning: type `BASE_TYPE` should have an upper camel case name [INFO] [stdout] --> exercises/rna-transcription/src/lib.rs:3:6 [INFO] [stdout] | [INFO] [stdout] 3 | enum BASE_TYPE { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to upper camel case: `BaseType` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> exercises/nth-prime/src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling luhn-trait v0.0.0 (/opt/rustwide/workdir/exercises/luhn-trait) [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> exercises/rna-transcription/src/lib.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 20 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 19 | IntoIterator::into_iter(BASES) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> exercises/rna-transcription/src/lib.rs:43:31 [INFO] [stdout] | [INFO] [stdout] 43 | .map(|base| BASES.into_iter().find(|b| b.0 == base).unwrap().1) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 43 | .map(|base| BASES.iter().find(|b| b.0 == base).unwrap().1) [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 43 | .map(|base| IntoIterator::into_iter(BASES).find(|b| b.0 == base).unwrap().1) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `baseType` should have a snake case name [INFO] [stdout] --> exercises/rna-transcription/src/lib.rs:18:14 [INFO] [stdout] | [INFO] [stdout] 18 | fn get_bases(baseType: BASE_TYPE) -> Vec { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `base_type` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling sublist v0.0.0 (/opt/rustwide/workdir/exercises/sublist) [INFO] [stderr] Compiling crypto-square v0.1.0 (/opt/rustwide/workdir/exercises/crypto-square) [INFO] [stderr] Compiling allergies v1.1.0 (/opt/rustwide/workdir/exercises/allergies) [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] Compiling allyourbase v1.0.0 (/opt/rustwide/workdir/exercises/all-your-base) [INFO] [stderr] error: could not compile `nth_prime` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "292da405b1ad03955f7438333f1d77d7aff82ba0cd690a4983fe6d4aab38e347", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "292da405b1ad03955f7438333f1d77d7aff82ba0cd690a4983fe6d4aab38e347", kill_on_drop: false }` [INFO] [stdout] 292da405b1ad03955f7438333f1d77d7aff82ba0cd690a4983fe6d4aab38e347