[INFO] cloning repository https://github.com/duncandean/rust-genetic-algorithm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/duncandean/rust-genetic-algorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduncandean%2Frust-genetic-algorithm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduncandean%2Frust-genetic-algorithm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e49137d9731118d520ef1cd305b89bfa5c5caabe
[INFO] documenting duncandean/rust-genetic-algorithm against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduncandean%2Frust-genetic-algorithm" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/duncandean/rust-genetic-algorithm on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/duncandean/rust-genetic-algorithm
[INFO] finished tweaking git repo https://github.com/duncandean/rust-genetic-algorithm
[INFO] tweaked toml for git repo https://github.com/duncandean/rust-genetic-algorithm written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/duncandean/rust-genetic-algorithm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 282ab6ccc7862d023986fd86ea3861645c86abed98e29cbeea62dfaab408edf8
[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" "282ab6ccc7862d023986fd86ea3861645c86abed98e29cbeea62dfaab408edf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "282ab6ccc7862d023986fd86ea3861645c86abed98e29cbeea62dfaab408edf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "282ab6ccc7862d023986fd86ea3861645c86abed98e29cbeea62dfaab408edf8", kill_on_drop: false }`
[INFO] [stdout] 282ab6ccc7862d023986fd86ea3861645c86abed98e29cbeea62dfaab408edf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 749ba91e063eeb63c633b2aef608008db6255d0c6441dd4e37cffc80ea08931c
[INFO] running `Command { std: "docker" "start" "-a" "749ba91e063eeb63c633b2aef608008db6255d0c6441dd4e37cffc80ea08931c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking libc v0.2.2
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]  Documenting evolution v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `,`, or `}`, found `[`
[INFO] [stdout]   --> src/lib.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |     permutables: T[],
[INFO] [stdout]    |                   ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `Chromosome` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:98:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct Chromosome<T> {
[INFO] [stdout]    | ------------------------ previous definition of the type `Chromosome` here
[INFO] [stdout] ...
[INFO] [stdout] 98 | struct Chromosome {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^ `Chromosome` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Chromosome` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `T` in this scope
[INFO] [stdout]   --> src/lib.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl Chromosome<T> {
[INFO] [stdout]    |                 ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0428.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `evolution`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name evolution src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern num=/opt/rustwide/target/debug/deps/libnum-96d6c3a2e188e2f4.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-a77b98f664bfd243.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-a39fc615b94dfea3.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "749ba91e063eeb63c633b2aef608008db6255d0c6441dd4e37cffc80ea08931c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "749ba91e063eeb63c633b2aef608008db6255d0c6441dd4e37cffc80ea08931c", kill_on_drop: false }`
[INFO] [stdout] 749ba91e063eeb63c633b2aef608008db6255d0c6441dd4e37cffc80ea08931c