[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 master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinnerschrader%2Frust-exercism-cubicle" "/workspace/builds/worker-43/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sinnerschrader/rust-exercism-cubicle on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-43/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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2c9257cd6b1168188f8bd0ddb8c8d9070ad46aada6bddde3d3a4254d070de686 [INFO] running `Command { std: "docker" "start" "-a" "2c9257cd6b1168188f8bd0ddb8c8d9070ad46aada6bddde3d3a4254d070de686", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c9257cd6b1168188f8bd0ddb8c8d9070ad46aada6bddde3d3a4254d070de686", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c9257cd6b1168188f8bd0ddb8c8d9070ad46aada6bddde3d3a4254d070de686", kill_on_drop: false }` [INFO] [stdout] 2c9257cd6b1168188f8bd0ddb8c8d9070ad46aada6bddde3d3a4254d070de686 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7b5c0aaf36cb6e9661ce9184fd8a3362727dcd844bca73b34fafaf57e67255d [INFO] running `Command { std: "docker" "start" "-a" "f7b5c0aaf36cb6e9661ce9184fd8a3362727dcd844bca73b34fafaf57e67255d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling cc v1.0.32 [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling cfg-if v0.1.7 [INFO] [stderr] Compiling rustc-demangle v0.1.13 [INFO] [stderr] Compiling maplit v1.0.1 [INFO] [stderr] Compiling palindrome-products v1.1.0 (/opt/rustwide/workdir/exercises/palindrome-products) [INFO] [stderr] Compiling macros v0.1.0 (/opt/rustwide/workdir/exercises/macros) [INFO] [stderr] Compiling queen-attack v2.2.0 (/opt/rustwide/workdir/exercises/queen-attack) [INFO] [stderr] Compiling luhn v1.3.0 (/opt/rustwide/workdir/exercises/luhn) [INFO] [stderr] Compiling difference-of-squares v1.2.0 (/opt/rustwide/workdir/exercises/difference-of-squares) [INFO] [stderr] Compiling reverse_string v1.1.0 (/opt/rustwide/workdir/exercises/reverse-string) [INFO] [stderr] Compiling raindrops v1.1.0 (/opt/rustwide/workdir/exercises/raindrops) [INFO] [stderr] Compiling allergies v1.1.0 (/opt/rustwide/workdir/exercises/allergies) [INFO] [stderr] Compiling dominoes v2.1.0 (/opt/rustwide/workdir/exercises/dominoes) [INFO] [stderr] Compiling rectangles v1.1.0 (/opt/rustwide/workdir/exercises/rectangles) [INFO] [stderr] Compiling bob v1.4.0 (/opt/rustwide/workdir/exercises/bob) [INFO] [stderr] Compiling simple_linked_list v0.1.0 (/opt/rustwide/workdir/exercises/simple-linked-list) [INFO] [stderr] Compiling parallel-letter-frequency v0.0.0 (/opt/rustwide/workdir/exercises/parallel-letter-frequency) [INFO] [stderr] Compiling triangle v0.0.0 (/opt/rustwide/workdir/exercises/triangle) [INFO] [stderr] Compiling hello-world v1.1.0 (/opt/rustwide/workdir/exercises/hello-world) [INFO] [stderr] Compiling two-bucket v1.4.0 (/opt/rustwide/workdir/exercises/two-bucket) [INFO] [stderr] Compiling binary-search v1.3.0 (/opt/rustwide/workdir/exercises/binary-search) [INFO] [stderr] Compiling luhn-trait v0.0.0 (/opt/rustwide/workdir/exercises/luhn-trait) [INFO] [stderr] Compiling paasio v0.0.0 (/opt/rustwide/workdir/exercises/paasio) [INFO] [stderr] Compiling say v1.2.0 (/opt/rustwide/workdir/exercises/say) [INFO] [stderr] Compiling spiral-matrix v1.1.0 (/opt/rustwide/workdir/exercises/spiral-matrix) [INFO] [stderr] Compiling accumulate v0.0.0 (/opt/rustwide/workdir/exercises/accumulate) [INFO] [stderr] Compiling nucleotide-count v1.3.0 (/opt/rustwide/workdir/exercises/nucleotide-count) [INFO] [stderr] Compiling forth v1.7.0 (/opt/rustwide/workdir/exercises/forth) [INFO] [stderr] Compiling crypto-square v0.1.0 (/opt/rustwide/workdir/exercises/crypto-square) [INFO] [stderr] Compiling largest-series-product v1.2.0 (/opt/rustwide/workdir/exercises/largest-series-product) [INFO] [stderr] Compiling grains v1.2.0 (/opt/rustwide/workdir/exercises/grains) [INFO] [stderr] Compiling perfect_numbers v1.1.0 (/opt/rustwide/workdir/exercises/perfect-numbers) [INFO] [stderr] Compiling hamming v2.2.0 (/opt/rustwide/workdir/exercises/hamming) [INFO] [stderr] Compiling anagram v0.0.0 (/opt/rustwide/workdir/exercises/anagram) [INFO] [stderr] Compiling wordy v1.5.0 (/opt/rustwide/workdir/exercises/wordy) [INFO] [stderr] Compiling diamond v1.1.0 (/opt/rustwide/workdir/exercises/diamond) [INFO] [stderr] Compiling acronym v1.0.0 (/opt/rustwide/workdir/exercises/acronym) [INFO] [stderr] Compiling variable-length-quantity v1.2.0 (/opt/rustwide/workdir/exercises/variable-length-quantity) [INFO] [stderr] Compiling react v2.0.0 (/opt/rustwide/workdir/exercises/react) [INFO] [stderr] Compiling decimal v0.1.0 (/opt/rustwide/workdir/exercises/decimal) [INFO] [stderr] Compiling sublist v0.0.0 (/opt/rustwide/workdir/exercises/sublist) [INFO] [stderr] Compiling collatz_conjecture v1.2.1 (/opt/rustwide/workdir/exercises/collatz-conjecture) [INFO] [stderr] Compiling scale_generator v2.0.0 (/opt/rustwide/workdir/exercises/scale-generator) [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/raindrops/src/lib.rs:85:10 [INFO] [stdout] | [INFO] [stdout] 85 | .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] 85 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 84 | IntoIterator::into_iter([(3, "Pling"), (5, "Plang"), (7, "Plong")]) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling saddle-points v1.3.0 (/opt/rustwide/workdir/exercises/saddle-points) [INFO] [stderr] Compiling etl v1.0.0 (/opt/rustwide/workdir/exercises/etl) [INFO] [stderr] Compiling prime_factors v1.1.0 (/opt/rustwide/workdir/exercises/prime-factors) [INFO] [stderr] Compiling roman-numerals v1.0.0 (/opt/rustwide/workdir/exercises/roman-numerals) [INFO] [stderr] Compiling nucleotide_codons v0.1.0 (/opt/rustwide/workdir/exercises/nucleotide-codons) [INFO] [stderr] Compiling proverb v1.1.0 (/opt/rustwide/workdir/exercises/proverb) [INFO] [stderr] Compiling circular-buffer v1.1.0 (/opt/rustwide/workdir/exercises/circular-buffer) [INFO] [stderr] Compiling rail_fence_cipher v1.1.0 (/opt/rustwide/workdir/exercises/rail-fence-cipher) [INFO] [stderr] Compiling pangram v0.0.0 (/opt/rustwide/workdir/exercises/pangram) [INFO] [stderr] Compiling leap v1.4.0 (/opt/rustwide/workdir/exercises/leap) [INFO] [stderr] Compiling hexadecimal v0.0.0 (/opt/rustwide/workdir/exercises/hexadecimal) [INFO] [stderr] Compiling alphametics v1.3.0 (/opt/rustwide/workdir/exercises/alphametics) [INFO] [stderr] Compiling pascals-triangle v1.5.0 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[stderr] Compiling sieve v1.1.0 (/opt/rustwide/workdir/exercises/sieve) [INFO] [stderr] Compiling pythagorean_triplet v1.0.0 (/opt/rustwide/workdir/exercises/pythagorean-triplet) [INFO] [stderr] Compiling robot-simulator v2.2.0 (/opt/rustwide/workdir/exercises/robot-simulator) [INFO] [stderr] Compiling series v0.1.0 (/opt/rustwide/workdir/exercises/series) [INFO] [stderr] Compiling rna-transcription v1.0.0 (/opt/rustwide/workdir/exercises/rna-transcription) [INFO] [stderr] Compiling ocr-numbers v0.0.0 (/opt/rustwide/workdir/exercises/ocr-numbers) [INFO] [stderr] Compiling nth_prime v2.1.0 (/opt/rustwide/workdir/exercises/nth-prime) [INFO] [stderr] Compiling isbn-verifier v2.7.0 (/opt/rustwide/workdir/exercises/isbn-verifier) [INFO] [stderr] Compiling twofer v1.2.0 (/opt/rustwide/workdir/exercises/two-fer) [INFO] [stderr] Compiling run-length-encoding v1.1.0 (/opt/rustwide/workdir/exercises/run-length-encoding) [INFO] [stderr] Compiling beer-song v0.0.0 (/opt/rustwide/workdir/exercises/beer-song) [INFO] [stderr] Compiling minesweeper v1.1.0 (/opt/rustwide/workdir/exercises/minesweeper) [INFO] [stderr] Compiling tournament v1.4.0 (/opt/rustwide/workdir/exercises/tournament) [INFO] [stderr] Compiling grade-school v0.0.0 (/opt/rustwide/workdir/exercises/grade-school) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> exercises/beer-song/src/lib.rs:6:14 [INFO] [stdout] | [INFO] [stdout] 6 | ... n @ 3...99 => format!("{n} bottles of beer on the wall, {n} bottles of beer.\nTake one down and pass it around, {m} bottles of beer... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [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] [INFO] [stdout] [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] 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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling dot-dsl v0.1.0 (/opt/rustwide/workdir/exercises/dot-dsl) [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling backtrace v0.3.14 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling simple-cipher v0.0.0 (/opt/rustwide/workdir/exercises/simple-cipher) [INFO] [stderr] Compiling gigasecond v1.1.0 (/opt/rustwide/workdir/exercises/gigasecond) [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling grep v1.2.0 (/opt/rustwide/workdir/exercises/grep) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 44.41s [INFO] running `Command { std: "docker" "inspect" "f7b5c0aaf36cb6e9661ce9184fd8a3362727dcd844bca73b34fafaf57e67255d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7b5c0aaf36cb6e9661ce9184fd8a3362727dcd844bca73b34fafaf57e67255d", kill_on_drop: false }` [INFO] [stdout] f7b5c0aaf36cb6e9661ce9184fd8a3362727dcd844bca73b34fafaf57e67255d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 36c0daf2deb7bc64f3a5b89be918a83a0f3a3b6fcb5974a5fba9bfcb78884d7f [INFO] running `Command { std: "docker" "start" "-a" "36c0daf2deb7bc64f3a5b89be918a83a0f3a3b6fcb5974a5fba9bfcb78884d7f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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/raindrops/src/lib.rs:85:10 [INFO] [stdout] | [INFO] [stdout] 85 | .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] 85 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 84 | IntoIterator::into_iter([(3, "Pling"), (5, "Plang"), (7, "Plong")]) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling series v0.1.0 (/opt/rustwide/workdir/exercises/series) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> exercises/beer-song/src/lib.rs:6:14 [INFO] [stdout] | [INFO] [stdout] 6 | ... n @ 3...99 => format!("{n} bottles of beer on the wall, {n} bottles of beer.\nTake one down and pass it around, {m} bottles of beer... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [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] 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] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling armstrong_numbers v1.0.0 (/opt/rustwide/workdir/exercises/armstrong-numbers) [INFO] [stderr] Compiling pascals-triangle v1.5.0 (/opt/rustwide/workdir/exercises/pascals-triangle) [INFO] [stderr] Compiling custom-set v1.0.1 (/opt/rustwide/workdir/exercises/custom-set) [INFO] [stderr] Compiling bob v1.4.0 (/opt/rustwide/workdir/exercises/bob) [INFO] [stderr] Compiling palindrome-products v1.1.0 (/opt/rustwide/workdir/exercises/palindrome-products) [INFO] [stderr] Compiling circular-buffer v1.1.0 (/opt/rustwide/workdir/exercises/circular-buffer) [INFO] [stderr] Compiling anagram v0.0.0 (/opt/rustwide/workdir/exercises/anagram) [INFO] [stderr] Compiling scrabble-score v1.1.0 (/opt/rustwide/workdir/exercises/scrabble-score) [INFO] [stderr] Compiling binary-search v1.3.0 (/opt/rustwide/workdir/exercises/binary-search) [INFO] [stderr] Compiling sum-of-multiples v1.5.0 (/opt/rustwide/workdir/exercises/sum-of-multiples) [INFO] [stderr] Compiling spiral-matrix v1.1.0 (/opt/rustwide/workdir/exercises/spiral-matrix) [INFO] [stderr] Compiling protein-translation v0.1.0 (/opt/rustwide/workdir/exercises/protein-translation) [INFO] [stderr] Compiling perfect_numbers v1.1.0 (/opt/rustwide/workdir/exercises/perfect-numbers) [INFO] [stderr] Compiling grains v1.2.0 (/opt/rustwide/workdir/exercises/grains) [INFO] [stderr] Compiling macros v0.1.0 (/opt/rustwide/workdir/exercises/macros) [INFO] [stderr] Compiling rail_fence_cipher v1.1.0 (/opt/rustwide/workdir/exercises/rail-fence-cipher) [INFO] [stderr] Compiling saddle-points v1.3.0 (/opt/rustwide/workdir/exercises/saddle-points) [INFO] [stderr] Compiling isbn-verifier v2.7.0 (/opt/rustwide/workdir/exercises/isbn-verifier) [INFO] [stderr] Compiling beer-song v0.0.0 (/opt/rustwide/workdir/exercises/beer-song) [INFO] [stderr] Compiling bowling v1.2.0 (/opt/rustwide/workdir/exercises/bowling) [INFO] [stderr] Compiling allergies v1.1.0 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(/opt/rustwide/workdir/exercises/atbash-cipher) [INFO] [stderr] Compiling luhn-trait v0.0.0 (/opt/rustwide/workdir/exercises/luhn-trait) [INFO] [stderr] Compiling hamming v2.2.0 (/opt/rustwide/workdir/exercises/hamming) [INFO] [stderr] Compiling minesweeper v1.1.0 (/opt/rustwide/workdir/exercises/minesweeper) [INFO] [stderr] Compiling wordy v1.5.0 (/opt/rustwide/workdir/exercises/wordy) [INFO] [stderr] Compiling pig-latin v1.0.0 (/opt/rustwide/workdir/exercises/pig-latin) [INFO] [stderr] Compiling acronym v1.0.0 (/opt/rustwide/workdir/exercises/acronym) [INFO] [stderr] Compiling accumulate v0.0.0 (/opt/rustwide/workdir/exercises/accumulate) [INFO] [stderr] Compiling luhn-from v0.0.0 (/opt/rustwide/workdir/exercises/luhn-from) [INFO] [stderr] Compiling roman-numerals v1.0.0 (/opt/rustwide/workdir/exercises/roman-numerals) [INFO] [stderr] Compiling say v1.2.0 (/opt/rustwide/workdir/exercises/say) [INFO] [stderr] Compiling react v2.0.0 (/opt/rustwide/workdir/exercises/react) [INFO] [stderr] Compiling rotational-cipher v1.0.0 (/opt/rustwide/workdir/exercises/rotational-cipher) [INFO] [stderr] Compiling paasio v0.0.0 (/opt/rustwide/workdir/exercises/paasio) [INFO] [stderr] Compiling pangram v0.0.0 (/opt/rustwide/workdir/exercises/pangram) [INFO] [stderr] Compiling book_store v1.3.0 (/opt/rustwide/workdir/exercises/book-store) [INFO] [stderr] Compiling twofer v1.2.0 (/opt/rustwide/workdir/exercises/two-fer) [INFO] [stderr] Compiling two-bucket v1.4.0 (/opt/rustwide/workdir/exercises/two-bucket) [INFO] [stderr] Compiling pythagorean_triplet v1.0.0 (/opt/rustwide/workdir/exercises/pythagorean-triplet) [INFO] [stderr] Compiling triangle v0.0.0 (/opt/rustwide/workdir/exercises/triangle) [INFO] [stderr] Compiling decimal v0.1.0 (/opt/rustwide/workdir/exercises/decimal) [INFO] [stderr] Compiling sublist v0.0.0 (/opt/rustwide/workdir/exercises/sublist) [INFO] [stderr] Compiling nucleotide_codons v0.1.0 (/opt/rustwide/workdir/exercises/nucleotide-codons) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> exercises/beer-song/src/lib.rs:6:14 [INFO] [stdout] | [INFO] [stdout] 6 | ... n @ 3...99 => format!("{n} bottles of beer on the wall, {n} bottles of beer.\nTake one down and pass it around, {m} bottles of beer... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [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] [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/raindrops/src/lib.rs:85:10 [INFO] [stdout] | [INFO] [stdout] 85 | .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] 85 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 84 | IntoIterator::into_iter([(3, "Pling"), (5, "Plang"), (7, "Plong")]) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [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] 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] error: could not compile `variable-length-quantity` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name variable_length_quantity --edition=2018 exercises/variable-length-quantity/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=37f1f08c6d706f10 -C extra-filename=-37f1f08c6d706f10 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `accumulate::map` [INFO] [stdout] --> exercises/accumulate/tests/accumulate.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use accumulate::map; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `square` [INFO] [stdout] --> exercises/accumulate/tests/accumulate.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn square(x: i32) -> i32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> exercises/bowling/tests/bowling.rs:15:62 [INFO] [stdout] | [INFO] [stdout] 15 | assert_eq!(game.roll(11), Err(Error::NotEnoughPinsLeft));; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> exercises/bowling/tests/bowling.rs:62:56 [INFO] [stdout] | [INFO] [stdout] 62 | assert_eq!(game.roll(0), Err(Error::GameComplete));; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> exercises/bowling/tests/bowling.rs:285:61 [INFO] [stdout] | [INFO] [stdout] 285 | assert_eq!(game.roll(6), Err(Error::NotEnoughPinsLeft));; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> exercises/bowling/tests/bowling.rs:299:62 [INFO] [stdout] | [INFO] [stdout] 299 | assert_eq!(game.roll(11), Err(Error::NotEnoughPinsLeft));; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> exercises/bowling/tests/bowling.rs:314:61 [INFO] [stdout] | [INFO] [stdout] 314 | assert_eq!(game.roll(6), Err(Error::NotEnoughPinsLeft));; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> exercises/bowling/tests/bowling.rs:344:62 [INFO] [stdout] | [INFO] [stdout] 344 | assert_eq!(game.roll(10), Err(Error::NotEnoughPinsLeft));; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> exercises/bowling/tests/bowling.rs:360:62 [INFO] [stdout] | [INFO] [stdout] 360 | assert_eq!(game.roll(11), Err(Error::NotEnoughPinsLeft));; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "36c0daf2deb7bc64f3a5b89be918a83a0f3a3b6fcb5974a5fba9bfcb78884d7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36c0daf2deb7bc64f3a5b89be918a83a0f3a3b6fcb5974a5fba9bfcb78884d7f", kill_on_drop: false }` [INFO] [stdout] 36c0daf2deb7bc64f3a5b89be918a83a0f3a3b6fcb5974a5fba9bfcb78884d7f