[INFO] cloning repository https://github.com/louisstewart/AVLTreeRs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/louisstewart/AVLTreeRs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouisstewart%2FAVLTreeRs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouisstewart%2FAVLTreeRs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cc90045787167a00d425ed9b96bccfb4d18de63f [INFO] documenting louisstewart/AVLTreeRs against beta-2022-05-20 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouisstewart%2FAVLTreeRs" "/workspace/builds/worker-20/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/louisstewart/AVLTreeRs on toolchain beta-2022-05-20 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/louisstewart/AVLTreeRs [INFO] finished tweaking git repo https://github.com/louisstewart/AVLTreeRs [INFO] tweaked toml for git repo https://github.com/louisstewart/AVLTreeRs written to /workspace/builds/worker-20/source/Cargo.toml [INFO] crate git repo https://github.com/louisstewart/AVLTreeRs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 876f1f1f628d11294ae4182b91af9a373482517672ec559e50385a63d41bd65c [INFO] running `Command { std: "docker" "start" "-a" "876f1f1f628d11294ae4182b91af9a373482517672ec559e50385a63d41bd65c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "876f1f1f628d11294ae4182b91af9a373482517672ec559e50385a63d41bd65c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "876f1f1f628d11294ae4182b91af9a373482517672ec559e50385a63d41bd65c", kill_on_drop: false }` [INFO] [stdout] 876f1f1f628d11294ae4182b91af9a373482517672ec559e50385a63d41bd65c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 586348059fa847487e0b99869504721d5ecc4da30c764d3867d8e53a6c2bf5e2 [INFO] running `Command { std: "docker" "start" "-a" "586348059fa847487e0b99869504721d5ecc4da30c764d3867d8e53a6c2bf5e2", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.18 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Documenting tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: expected `;`, found keyword `true` [INFO] [stdout] --> src/tree.rs:59:52 [INFO] [stdout] | [INFO] [stdout] 59 | self.root = Some(delete(node, val)) [INFO] [stdout] | ^ help: add `;` here [INFO] [stdout] 60 | true [INFO] [stdout] | ---- unexpected token [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected `;`, found keyword `false` [INFO] [stdout] --> src/tree.rs:63:33 [INFO] [stdout] | [INFO] [stdout] 63 | self.root = None [INFO] [stdout] | ^ help: add `;` here [INFO] [stdout] 64 | false [INFO] [stdout] | ----- unexpected token [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `t` in this scope [INFO] [stdout] --> src/tree.rs:221:79 [INFO] [stdout] | [INFO] [stdout] 221 | fn remove_in(node : Option>>, val : t) [INFO] [stdout] | - similarly named type parameter `T` defined here ^ help: a type parameter with a similar name exists: `T` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tree.rs:162:11 [INFO] [stdout] | [INFO] [stdout] 162 | -1...1 => return node, [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] error: Compilation failed, aborting rustdoc [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0412`. [INFO] [stdout] [INFO] [stderr] error: could not document `tree` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type lib --crate-name tree src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c168ba6e36d66853 -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-463098e5c75d768a.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "586348059fa847487e0b99869504721d5ecc4da30c764d3867d8e53a6c2bf5e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "586348059fa847487e0b99869504721d5ecc4da30c764d3867d8e53a6c2bf5e2", kill_on_drop: false }` [INFO] [stdout] 586348059fa847487e0b99869504721d5ecc4da30c764d3867d8e53a6c2bf5e2