[INFO] cloning repository https://github.com/huwb/learningrust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/huwb/learningrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuwb%2Flearningrust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuwb%2Flearningrust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 419b6eacb02bba0520897cba8888fb5184f3a1b8 [INFO] documenting huwb/learningrust 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%2Fhuwb%2Flearningrust" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/huwb/learningrust 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/huwb/learningrust [INFO] finished tweaking git repo https://github.com/huwb/learningrust [INFO] tweaked toml for git repo https://github.com/huwb/learningrust written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/huwb/learningrust 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] 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 18df12f3f86dbc12ebaeaf2f927d3814fff2a67cc3d08c51a61e7f81f272d793 [INFO] running `Command { std: "docker" "start" "-a" "18df12f3f86dbc12ebaeaf2f927d3814fff2a67cc3d08c51a61e7f81f272d793", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18df12f3f86dbc12ebaeaf2f927d3814fff2a67cc3d08c51a61e7f81f272d793", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18df12f3f86dbc12ebaeaf2f927d3814fff2a67cc3d08c51a61e7f81f272d793", kill_on_drop: false }` [INFO] [stdout] 18df12f3f86dbc12ebaeaf2f927d3814fff2a67cc3d08c51a61e7f81f272d793 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 0eb3e6ac91c0874886a25aa666adf3896c4a0f65b64a0f6b3f7bbc38da32b704 [INFO] running `Command { std: "docker" "start" "-a" "0eb3e6ac91c0874886a25aa666adf3896c4a0f65b64a0f6b3f7bbc38da32b704", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.34 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking rand v0.3.19 [INFO] [stderr] Checking simple-stopwatch v0.1.4 [INFO] [stderr] Documenting learningrust v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/patterns_chapter.rs:14:19 [INFO] [stdout] | [INFO] [stdout] 14 | Some(y @ 1...3) => println!("It's a thricer: {}", y), [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 2015) 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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.68s [INFO] running `Command { std: "docker" "inspect" "0eb3e6ac91c0874886a25aa666adf3896c4a0f65b64a0f6b3f7bbc38da32b704", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0eb3e6ac91c0874886a25aa666adf3896c4a0f65b64a0f6b3f7bbc38da32b704", kill_on_drop: false }` [INFO] [stdout] 0eb3e6ac91c0874886a25aa666adf3896c4a0f65b64a0f6b3f7bbc38da32b704 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }` [INFO] [stdout] 0c59aa48fd6056d515415510a9f8edb12b0de7265ff36d0ed111004f4642c66c [INFO] running `Command { std: "docker" "start" "-a" "0c59aa48fd6056d515415510a9f8edb12b0de7265ff36d0ed111004f4642c66c", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.34 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking rand v0.3.19 [INFO] [stderr] Checking simple-stopwatch v0.1.4 [INFO] [stderr] Documenting learningrust v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/patterns_chapter.rs:14:19 [INFO] [stdout] | [INFO] [stdout] 14 | Some(y @ 1...3) => println!("It's a thricer: {}", y), [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 2015) 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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.77s [INFO] running `Command { std: "docker" "inspect" "0c59aa48fd6056d515415510a9f8edb12b0de7265ff36d0ed111004f4642c66c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c59aa48fd6056d515415510a9f8edb12b0de7265ff36d0ed111004f4642c66c", kill_on_drop: false }` [INFO] [stdout] 0c59aa48fd6056d515415510a9f8edb12b0de7265ff36d0ed111004f4642c66c