[INFO] cloning repository https://github.com/termoshtt/ndarray100
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/termoshtt/ndarray100" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftermoshtt%2Fndarray100", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftermoshtt%2Fndarray100'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c74b9fae4e7862e68e4bbe7fbc43df327e0d3d1e
[INFO] documenting termoshtt/ndarray100 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftermoshtt%2Fndarray100" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/termoshtt/ndarray100 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/termoshtt/ndarray100
[INFO] finished tweaking git repo https://github.com/termoshtt/ndarray100
[INFO] tweaked toml for git repo https://github.com/termoshtt/ndarray100 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/termoshtt/ndarray100 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d477aad8ccbbf4cca24bf0230670148034ae8dd99f3b873d4a3499d4d893d94
[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" "3d477aad8ccbbf4cca24bf0230670148034ae8dd99f3b873d4a3499d4d893d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d477aad8ccbbf4cca24bf0230670148034ae8dd99f3b873d4a3499d4d893d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d477aad8ccbbf4cca24bf0230670148034ae8dd99f3b873d4a3499d4d893d94", kill_on_drop: false }`
[INFO] [stdout] 3d477aad8ccbbf4cca24bf0230670148034ae8dd99f3b873d4a3499d4d893d94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e222bb55dd01476008b44283c43fca08a000303e256351643cfff97a4d2c8fa5
[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" "e222bb55dd01476008b44283c43fca08a000303e256351643cfff97a4d2c8fa5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]     Checking num-bigint v0.3.0
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking ndarray v0.13.1
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking num-rational v0.3.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num v0.3.0
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking ndarray-rand v0.11.0
[INFO] [stderr]  Documenting ndarray100 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `Ix` in this scope
[INFO] [stdout]   --> src/lib.rs:10:43
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn diag<A: Clone + Zero>(d: &Array<A, Ix>) -> Array<A, (Ix, Ix)> {
[INFO] [stdout]    |                                           ^^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.13.1/src/aliases.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub type Ix0 = Dim<[Ix; 0]>;
[INFO] [stdout]    | ---------------------------- similarly named type alias `Ix0` defined here
[INFO] [stdout]    |
[INFO] [stdout] help: a type alias with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn diag<A: Clone + Zero>(d: &Array<A, Ix0>) -> Array<A, (Ix, Ix)> {
[INFO] [stdout]    |                                           ^^^
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]    |
[INFO] [stdout] 5  | use ndarray::Ix;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Ix` in this scope
[INFO] [stdout]   --> src/lib.rs:10:61
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn diag<A: Clone + Zero>(d: &Array<A, Ix>) -> Array<A, (Ix, Ix)> {
[INFO] [stdout]    |                                                             ^^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.13.1/src/aliases.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub type Ix0 = Dim<[Ix; 0]>;
[INFO] [stdout]    | ---------------------------- similarly named type alias `Ix0` defined here
[INFO] [stdout]    |
[INFO] [stdout] help: a type alias with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn diag<A: Clone + Zero>(d: &Array<A, Ix>) -> Array<A, (Ix0, Ix)> {
[INFO] [stdout]    |                                                             ^^^
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]    |
[INFO] [stdout] 5  | use ndarray::Ix;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Ix` in this scope
[INFO] [stdout]   --> src/lib.rs:10:65
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn diag<A: Clone + Zero>(d: &Array<A, Ix>) -> Array<A, (Ix, Ix)> {
[INFO] [stdout]    |                                                                 ^^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.13.1/src/aliases.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub type Ix0 = Dim<[Ix; 0]>;
[INFO] [stdout]    | ---------------------------- similarly named type alias `Ix0` defined here
[INFO] [stdout]    |
[INFO] [stdout] help: a type alias with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn diag<A: Clone + Zero>(d: &Array<A, Ix>) -> Array<A, (Ix, Ix0)> {
[INFO] [stdout]    |                                                                 ^^^
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]    |
[INFO] [stdout] 5  | use ndarray::Ix;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Ix` in this scope
[INFO] [stdout]   --> src/lib.rs:14:45
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn diag_k<A: Clone + Zero>(d: &Array<A, Ix>, k: usize) -> Array<A, (Ix, Ix)> {
[INFO] [stdout]    |                                             ^^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.13.1/src/aliases.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub type Ix0 = Dim<[Ix; 0]>;
[INFO] [stdout]    | ---------------------------- similarly named type alias `Ix0` defined here
[INFO] [stdout]    |
[INFO] [stdout] help: a type alias with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn diag_k<A: Clone + Zero>(d: &Array<A, Ix0>, k: usize) -> Array<A, (Ix, Ix)> {
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]    |
[INFO] [stdout] 5  | use ndarray::Ix;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Ix` in this scope
[INFO] [stdout]   --> src/lib.rs:14:73
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn diag_k<A: Clone + Zero>(d: &Array<A, Ix>, k: usize) -> Array<A, (Ix, Ix)> {
[INFO] [stdout]    |                                                                         ^^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.13.1/src/aliases.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub type Ix0 = Dim<[Ix; 0]>;
[INFO] [stdout]    | ---------------------------- similarly named type alias `Ix0` defined here
[INFO] [stdout]    |
[INFO] [stdout] help: a type alias with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn diag_k<A: Clone + Zero>(d: &Array<A, Ix>, k: usize) -> Array<A, (Ix0, Ix)> {
[INFO] [stdout]    |                                                                         ^^^
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]    |
[INFO] [stdout] 5  | use ndarray::Ix;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Ix` in this scope
[INFO] [stdout]   --> src/lib.rs:14:77
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn diag_k<A: Clone + Zero>(d: &Array<A, Ix>, k: usize) -> Array<A, (Ix, Ix)> {
[INFO] [stdout]    |                                                                             ^^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.13.1/src/aliases.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub type Ix0 = Dim<[Ix; 0]>;
[INFO] [stdout]    | ---------------------------- similarly named type alias `Ix0` defined here
[INFO] [stdout]    |
[INFO] [stdout] help: a type alias with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn diag_k<A: Clone + Zero>(d: &Array<A, Ix>, k: usize) -> Array<A, (Ix, Ix0)> {
[INFO] [stdout]    |                                                                             ^^^
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]    |
[INFO] [stdout] 5  | use ndarray::Ix;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `ndarray100`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name ndarray100 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 ndarray=/opt/rustwide/target/debug/deps/libndarray-ccae4b0a7575b932.rmeta --extern ndarray_rand=/opt/rustwide/target/debug/deps/libndarray_rand-0c5e62e3b54edfaf.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-be0d0b82473b76df.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-dba3c2b85da7c33c.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "e222bb55dd01476008b44283c43fca08a000303e256351643cfff97a4d2c8fa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e222bb55dd01476008b44283c43fca08a000303e256351643cfff97a4d2c8fa5", kill_on_drop: false }`
[INFO] [stdout] e222bb55dd01476008b44283c43fca08a000303e256351643cfff97a4d2c8fa5
