[INFO] cloning repository https://github.com/LgnMs/my-leetcode-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LgnMs/my-leetcode-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLgnMs%2Fmy-leetcode-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLgnMs%2Fmy-leetcode-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1510c4a229239e22d30000124dd90f19b5a44a60
[INFO] documenting LgnMs/my-leetcode-rust against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLgnMs%2Fmy-leetcode-rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LgnMs/my-leetcode-rust on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LgnMs/my-leetcode-rust
[INFO] finished tweaking git repo https://github.com/LgnMs/my-leetcode-rust
[INFO] tweaked toml for git repo https://github.com/LgnMs/my-leetcode-rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/LgnMs/my-leetcode-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 316f1f923e670dcfbf13693740a20a4be18b439c837e8061796c0343b7ba77fd
[INFO] running `Command { std: "docker" "start" "-a" "316f1f923e670dcfbf13693740a20a4be18b439c837e8061796c0343b7ba77fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "316f1f923e670dcfbf13693740a20a4be18b439c837e8061796c0343b7ba77fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "316f1f923e670dcfbf13693740a20a4be18b439c837e8061796c0343b7ba77fd", kill_on_drop: false }`
[INFO] [stdout] 316f1f923e670dcfbf13693740a20a4be18b439c837e8061796c0343b7ba77fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38ecde448824263f52fa4232b4b19e9e3fa4e8f49f193c1e589f6ec2589cc356
[INFO] running `Command { std: "docker" "start" "-a" "38ecde448824263f52fa4232b4b19e9e3fa4e8f49f193c1e589f6ec2589cc356", kill_on_drop: false }`
[INFO] [stderr]     Checking tree v0.1.0 (/opt/rustwide/workdir/tree)
[INFO] [stderr]  Documenting binary_search v0.1.0 (/opt/rustwide/workdir/binary_search)
[INFO] [stderr]  Documenting hash_table v0.1.0 (/opt/rustwide/workdir/hash_table)
[INFO] [stderr]  Documenting bit_manipulation v0.1.0 (/opt/rustwide/workdir/bit_manipulation)
[INFO] [stderr]  Documenting sort v0.1.0 (/opt/rustwide/workdir/sort)
[INFO] [stderr]  Documenting tree v0.1.0 (/opt/rustwide/workdir/tree)
[INFO] [stderr]  Documenting two_pointers v0.1.0 (/opt/rustwide/workdir/two_pointers)
[INFO] [stderr]  Documenting linked_list v0.1.0 (/opt/rustwide/workdir/linked_list)
[INFO] [stderr]  Documenting dynamic_programming v0.1.0 (/opt/rustwide/workdir/dynamic_programming)
[INFO] [stderr]  Documenting greedy v0.1.0 (/opt/rustwide/workdir/greedy)
[INFO] [stderr]  Documenting math v0.1.0 (/opt/rustwide/workdir/math)
[INFO] [stderr]  Documenting string v0.1.0 (/opt/rustwide/workdir/string)
[INFO] [stdout] warning: function `is_valid_bst` is never used
[INFO] [stdout]   --> tree/is_valid_bst.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn is_valid_bst(root: Option<Rc<RefCell<TreeNode>>>) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_valid_bst2` is never used
[INFO] [stdout]   --> tree/is_valid_bst.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn is_valid_bst2(root: Option<Rc<RefCell<TreeNode>>>) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Rt` is never used
[INFO] [stdout]   --> tree/max_depth.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | type Rt = Rc<RefCell<TreeNode>>;
[INFO] [stdout]    |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `max_depth` is never used
[INFO] [stdout]   --> tree/max_depth.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn max_depth(root: Option<Rt>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `preorder_traversal` is never used
[INFO] [stdout]   --> tree/preorder_traversal.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn preorder_traversal(root: Option<Rc<RefCell<TreeNode>>>) -> Vec<i32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Node` is never used
[INFO] [stdout]   --> tree/is_symmetric.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub type Node = Rc<RefCell<TreeNode>>;
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_symmetric` is never used
[INFO] [stdout]   --> tree/is_symmetric.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn is_symmetric(root: Option<Node>) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting playground v0.1.0 (/opt/rustwide/workdir/playground)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "38ecde448824263f52fa4232b4b19e9e3fa4e8f49f193c1e589f6ec2589cc356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38ecde448824263f52fa4232b4b19e9e3fa4e8f49f193c1e589f6ec2589cc356", kill_on_drop: false }`
[INFO] [stdout] 38ecde448824263f52fa4232b4b19e9e3fa4e8f49f193c1e589f6ec2589cc356
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38529d14d0d86c3677cfac4848debd95a285ea0490f425b04eef51841cb1f9e9
[INFO] running `Command { std: "docker" "start" "-a" "38529d14d0d86c3677cfac4848debd95a285ea0490f425b04eef51841cb1f9e9", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "38529d14d0d86c3677cfac4848debd95a285ea0490f425b04eef51841cb1f9e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38529d14d0d86c3677cfac4848debd95a285ea0490f425b04eef51841cb1f9e9", kill_on_drop: false }`
[INFO] [stdout] 38529d14d0d86c3677cfac4848debd95a285ea0490f425b04eef51841cb1f9e9
