[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] checking sinnerschrader/rust-exercism-cubicle against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinnerschrader%2Frust-exercism-cubicle" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sinnerschrader/rust-exercism-cubicle on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-14/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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03ec8baa02d4e93e51de1b7eca5df7d40a9bfdff8c49295db65d3314b183d592
[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" "03ec8baa02d4e93e51de1b7eca5df7d40a9bfdff8c49295db65d3314b183d592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03ec8baa02d4e93e51de1b7eca5df7d40a9bfdff8c49295db65d3314b183d592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03ec8baa02d4e93e51de1b7eca5df7d40a9bfdff8c49295db65d3314b183d592", kill_on_drop: false }`
[INFO] [stdout] 03ec8baa02d4e93e51de1b7eca5df7d40a9bfdff8c49295db65d3314b183d592
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 564e322ab1b1837eda54aa31c0440d9022ca6cdeb89205745f475c1d38f38597
[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" "564e322ab1b1837eda54aa31c0440d9022ca6cdeb89205745f475c1d38f38597", kill_on_drop: false }`
[INFO] [stderr]     Checking bob v1.4.0 (/opt/rustwide/workdir/exercises/bob)
[INFO] [stderr]     Checking parallel-letter-frequency v0.0.0 (/opt/rustwide/workdir/exercises/parallel-letter-frequency)
[INFO] [stderr]     Checking simple_linked_list v0.1.0 (/opt/rustwide/workdir/exercises/simple-linked-list)
[INFO] [stderr]     Checking run-length-encoding v1.1.0 (/opt/rustwide/workdir/exercises/run-length-encoding)
[INFO] [stderr]     Checking robot-name v0.0.0 (/opt/rustwide/workdir/exercises/robot-name)
[INFO] [stderr]     Checking acronym v1.0.0 (/opt/rustwide/workdir/exercises/acronym)
[INFO] [stderr]     Checking luhn-from v0.0.0 (/opt/rustwide/workdir/exercises/luhn-from)
[INFO] [stderr]     Checking bowling v1.2.0 (/opt/rustwide/workdir/exercises/bowling)
[INFO] [stderr]     Checking reverse_string v1.1.0 (/opt/rustwide/workdir/exercises/reverse-string)
[INFO] [stderr]     Checking protein-translation v0.1.0 (/opt/rustwide/workdir/exercises/protein-translation)
[INFO] [stderr]     Checking atbash-cipher v1.1.0 (/opt/rustwide/workdir/exercises/atbash-cipher)
[INFO] [stderr]     Checking proverb v1.1.0 (/opt/rustwide/workdir/exercises/proverb)
[INFO] [stderr]     Checking say v1.2.0 (/opt/rustwide/workdir/exercises/say)
[INFO] [stderr]     Checking poker v1.1.0 (/opt/rustwide/workdir/exercises/poker)
[INFO] [stderr]     Checking clock v2.4.0 (/opt/rustwide/workdir/exercises/clock)
[INFO] [stderr]     Checking leap v1.4.0 (/opt/rustwide/workdir/exercises/leap)
[INFO] [stderr]     Checking beer-song v0.0.0 (/opt/rustwide/workdir/exercises/beer-song)
[INFO] [stderr]     Checking allyourbase v1.0.0 (/opt/rustwide/workdir/exercises/all-your-base)
[INFO] [stderr]     Checking dominoes v2.1.0 (/opt/rustwide/workdir/exercises/dominoes)
[INFO] [stderr]     Checking forth v1.7.0 (/opt/rustwide/workdir/exercises/forth)
[INFO] [stderr]     Checking palindrome-products v1.1.0 (/opt/rustwide/workdir/exercises/palindrome-products)
[INFO] [stderr]     Checking nth_prime v2.1.0 (/opt/rustwide/workdir/exercises/nth-prime)
[INFO] [stderr]     Checking queen-attack v2.2.0 (/opt/rustwide/workdir/exercises/queen-attack)
[INFO] [stderr]     Checking twofer v1.2.0 (/opt/rustwide/workdir/exercises/two-fer)
[INFO] [stderr]     Checking tournament v1.4.0 (/opt/rustwide/workdir/exercises/tournament)
[INFO] [stderr]     Checking nucleotide-count v1.3.0 (/opt/rustwide/workdir/exercises/nucleotide-count)
[INFO] [stderr]     Checking decimal v0.1.0 (/opt/rustwide/workdir/exercises/decimal)
[INFO] [stderr]     Checking rail_fence_cipher v1.1.0 (/opt/rustwide/workdir/exercises/rail-fence-cipher)
[INFO] [stderr]     Checking two-bucket v1.4.0 (/opt/rustwide/workdir/exercises/two-bucket)
[INFO] [stderr]     Checking grade-school v0.0.0 (/opt/rustwide/workdir/exercises/grade-school)
[INFO] [stderr]     Checking largest-series-product v1.2.0 (/opt/rustwide/workdir/exercises/largest-series-product)
[INFO] [stderr]     Checking saddle-points v1.3.0 (/opt/rustwide/workdir/exercises/saddle-points)
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking paasio v0.0.0 (/opt/rustwide/workdir/exercises/paasio)
[INFO] [stderr]     Checking hamming v2.2.0 (/opt/rustwide/workdir/exercises/hamming)
[INFO] [stderr]     Checking rotational-cipher v1.0.0 (/opt/rustwide/workdir/exercises/rotational-cipher)
[INFO] [stderr]     Checking hexadecimal v0.0.0 (/opt/rustwide/workdir/exercises/hexadecimal)
[INFO] [stderr]     Checking accumulate v0.0.0 (/opt/rustwide/workdir/exercises/accumulate)
[INFO] [stderr]     Checking anagram v0.0.0 (/opt/rustwide/workdir/exercises/anagram)
[INFO] [stderr]     Checking crypto-square v0.1.0 (/opt/rustwide/workdir/exercises/crypto-square)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable 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]     Checking sum-of-multiples v1.5.0 (/opt/rustwide/workdir/exercises/sum-of-multiples)
[INFO] [stderr]     Checking sublist v0.0.0 (/opt/rustwide/workdir/exercises/sublist)
[INFO] [stderr]     Checking rectangles v1.1.0 (/opt/rustwide/workdir/exercises/rectangles)
[INFO] [stderr]     Checking luhn-trait v0.0.0 (/opt/rustwide/workdir/exercises/luhn-trait)
[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]     Checking book_store v1.3.0 (/opt/rustwide/workdir/exercises/book-store)
[INFO] [stderr]     Checking word-count v1.2.0 (/opt/rustwide/workdir/exercises/word-count)
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "564e322ab1b1837eda54aa31c0440d9022ca6cdeb89205745f475c1d38f38597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "564e322ab1b1837eda54aa31c0440d9022ca6cdeb89205745f475c1d38f38597", kill_on_drop: false }`
[INFO] [stdout] 564e322ab1b1837eda54aa31c0440d9022ca6cdeb89205745f475c1d38f38597
