[INFO] cloning repository https://github.com/CasualX/programming-problems-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CasualX/programming-problems-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCasualX%2Fprogramming-problems-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCasualX%2Fprogramming-problems-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7241b2852f58a66e4cc0f643a16a9ab1e1aa978c [INFO] documenting CasualX/programming-problems-rs against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCasualX%2Fprogramming-problems-rs" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CasualX/programming-problems-rs on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CasualX/programming-problems-rs [INFO] finished tweaking git repo https://github.com/CasualX/programming-problems-rs [INFO] tweaked toml for git repo https://github.com/CasualX/programming-problems-rs written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/CasualX/programming-problems-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libc v0.2.8 [INFO] [stderr] Downloaded unicode-segmentation v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 589b1cd21343078627717061dcf8b261bef964a7168b37228a983b8014a99fc0 [INFO] running `Command { std: "docker" "start" "-a" "589b1cd21343078627717061dcf8b261bef964a7168b37228a983b8014a99fc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "589b1cd21343078627717061dcf8b261bef964a7168b37228a983b8014a99fc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "589b1cd21343078627717061dcf8b261bef964a7168b37228a983b8014a99fc0", kill_on_drop: false }` [INFO] [stdout] 589b1cd21343078627717061dcf8b261bef964a7168b37228a983b8014a99fc0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b1b394b72b15787b52b24269158c5d63c3eb94cd806e87d72b0ee5db0b7467ff [INFO] running `Command { std: "docker" "start" "-a" "b1b394b72b15787b52b24269158c5d63c3eb94cd806e87d72b0ee5db0b7467ff", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.8 [INFO] [stderr] Checking unicode-segmentation v0.1.2 [INFO] [stderr] Checking rand v0.3.14 [INFO] [stderr] Documenting programming-problems v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: could not document `programming-problems` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name elementary_6 src/elementary/6-sum-or-product.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=dc252372088c6c55 -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-9d4a08c5e465cbae.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-8aca2217957bbf32.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not document `programming-problems` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name liststrings_13 'src/list, strings/13-fibonacci.rs' -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b27368dc2ad3ee71 -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-9d4a08c5e465cbae.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-8aca2217957bbf32.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `programming-problems` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name elementary_3 src/elementary/3-hello-alice-bob.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=0941daf0d61ad27c -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-9d4a08c5e465cbae.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-8aca2217957bbf32.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `programming-problems` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name liststrings_12 'src/list, strings/12-rotate-list.rs' -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=87107fd5d2572333 -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-9d4a08c5e465cbae.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-8aca2217957bbf32.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `programming-problems` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name liststrings_8 'src/list, strings/8-on-all.rs' -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f929876f3333cd84 -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-9d4a08c5e465cbae.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-8aca2217957bbf32.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `programming-problems` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name intermediate_2 src/intermediate/2-leap-years.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=22cda3990820217e -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-9d4a08c5e465cbae.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-8aca2217957bbf32.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `programming-problems` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name liststrings_14 'src/list, strings/14-number-digits.rs' -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=519b465f7a0a5cd4 -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-9d4a08c5e465cbae.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-8aca2217957bbf32.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `programming-problems` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name liststrings_6 'src/list, strings/6-test-palindrome.rs' -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=8a38737138de71ae -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-9d4a08c5e465cbae.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-8aca2217957bbf32.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `programming-problems` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name liststrings_3 'src/list, strings/3-has-element.rs' -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d2d13b9a2737771b -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-9d4a08c5e465cbae.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-8aca2217957bbf32.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `programming-problems` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name liststrings_11 'src/list, strings/11-merge-sorted.rs' -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=1ccf2bb4536738d4 -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-9d4a08c5e465cbae.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-8aca2217957bbf32.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `programming-problems` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name liststrings_18 'src/list, strings/18-framed.rs' -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=39454e2fe0fc7db3 -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-9d4a08c5e465cbae.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-8aca2217957bbf32.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `programming-problems` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name elementary_8 src/elementary/8-all-primes.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2bc1229c7cd21f36 -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-9d4a08c5e465cbae.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-8aca2217957bbf32.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `programming-problems` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name elementary_2 src/elementary/2-hello.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a7539ab6437e56b9 -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-9d4a08c5e465cbae.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-8aca2217957bbf32.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `programming-problems` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name elementary_9 src/elementary/9-guessing-game.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a0f51352d66c0495 -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-9d4a08c5e465cbae.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-8aca2217957bbf32.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not document `programming-problems` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name elementary_7 src/elementary/7-multiplication-table.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=fdbd8b60123c8230 -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-9d4a08c5e465cbae.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-8aca2217957bbf32.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "b1b394b72b15787b52b24269158c5d63c3eb94cd806e87d72b0ee5db0b7467ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1b394b72b15787b52b24269158c5d63c3eb94cd806e87d72b0ee5db0b7467ff", kill_on_drop: false }` [INFO] [stdout] b1b394b72b15787b52b24269158c5d63c3eb94cd806e87d72b0ee5db0b7467ff