[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 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%2Fduncandean%2Frust-genetic-algorithm" "/workspace/builds/worker-36/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/duncandean/rust-genetic-algorithm 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/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-36/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" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] fed706e375ab9bae05c8f2257fee719d135f0b9baa9887356012c7c1dd07e7c5
[INFO] running `Command { std: "docker" "start" "-a" "fed706e375ab9bae05c8f2257fee719d135f0b9baa9887356012c7c1dd07e7c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fed706e375ab9bae05c8f2257fee719d135f0b9baa9887356012c7c1dd07e7c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fed706e375ab9bae05c8f2257fee719d135f0b9baa9887356012c7c1dd07e7c5", kill_on_drop: false }`
[INFO] [stdout] fed706e375ab9bae05c8f2257fee719d135f0b9baa9887356012c7c1dd07e7c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] e27e3cb79463ec20a3bdff72858e69a17ac3fc0d1698151ec2f7cf6accfc78cb
[INFO] running `Command { std: "docker" "start" "-a" "e27e3cb79463ec20a3bdff72858e69a17ac3fc0d1698151ec2f7cf6accfc78cb", 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-rational v0.2.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-complex v0.2.0
[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]    |     help: you might be missing a type parameter: `<T>`
[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,artifacts,future-incompat --document-private-items -C metadata=bdd79c7c7f0c558c -L dependency=/opt/rustwide/target/debug/deps --extern num=/opt/rustwide/target/debug/deps/libnum-056e02955021107b.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-ab2e25774bb76cf6.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-c8a1717d7726f88a.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e27e3cb79463ec20a3bdff72858e69a17ac3fc0d1698151ec2f7cf6accfc78cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e27e3cb79463ec20a3bdff72858e69a17ac3fc0d1698151ec2f7cf6accfc78cb", kill_on_drop: false }`
[INFO] [stdout] e27e3cb79463ec20a3bdff72858e69a17ac3fc0d1698151ec2f7cf6accfc78cb