[INFO] cloning repository https://github.com/qvntm/nhashmap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qvntm/nhashmap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqvntm%2Fnhashmap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqvntm%2Fnhashmap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d95fce1c1b72a3bb13b392d6ff50cf1d4d5c184f
[INFO] documenting qvntm/nhashmap against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqvntm%2Fnhashmap" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/qvntm/nhashmap on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/qvntm/nhashmap
[INFO] finished tweaking git repo https://github.com/qvntm/nhashmap
[INFO] tweaked toml for git repo https://github.com/qvntm/nhashmap written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/qvntm/nhashmap already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 32af731cdcfef8fa1cc474657a1e0f6ff431b73b1d27f6712164989145bdf1be
[INFO] running `Command { std: "docker" "start" "-a" "32af731cdcfef8fa1cc474657a1e0f6ff431b73b1d27f6712164989145bdf1be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32af731cdcfef8fa1cc474657a1e0f6ff431b73b1d27f6712164989145bdf1be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32af731cdcfef8fa1cc474657a1e0f6ff431b73b1d27f6712164989145bdf1be", kill_on_drop: false }`
[INFO] [stdout] 32af731cdcfef8fa1cc474657a1e0f6ff431b73b1d27f6712164989145bdf1be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbb8372bb0081f9f3ef18d2019f9fc61ef3bd423ce40ff27442d94d28381debc
[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" "fbb8372bb0081f9f3ef18d2019f9fc61ef3bd423ce40ff27442d94d28381debc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling arr_macro_impl v0.1.3
[INFO] [stderr]     Checking arr_macro v0.1.3
[INFO] [stderr]  Documenting nested_map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/sponge.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 | ///     1, 2 → 233, 21, 34, 54
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2192}
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/sponge.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |   ///     1    → 233, 21, 34, 54, 242
[INFO] [stdout]    |  _________^
[INFO] [stdout] 60 | | ///     2    → 233, 21, 34, 54, 32
[INFO] [stdout]    | |__________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2192}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2192}
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/sponge.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 | ///     σ(0 ⊕ 1) = σ(1)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2295}
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/sponge.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 | ///     σ(1), σ(σ(1) ⊕ 2)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2295}
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/sponge.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 | ///     σ(1), σ(σ(1) ⊕ 2), σ(σ(σ(1) ⊕ 2) ⊕ 3)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2295}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2295}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2295}
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.72s
[INFO] running `Command { std: "docker" "inspect" "fbb8372bb0081f9f3ef18d2019f9fc61ef3bd423ce40ff27442d94d28381debc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbb8372bb0081f9f3ef18d2019f9fc61ef3bd423ce40ff27442d94d28381debc", kill_on_drop: false }`
[INFO] [stdout] fbb8372bb0081f9f3ef18d2019f9fc61ef3bd423ce40ff27442d94d28381debc