[INFO] cloning repository https://github.com/josemam/MH-practicas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/josemam/MH-practicas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosemam%2FMH-practicas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosemam%2FMH-practicas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d66d737affc69aa143d834c71ab045921a27d3a
[INFO] documenting josemam/MH-practicas against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosemam%2FMH-practicas" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/josemam/MH-practicas on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/josemam/MH-practicas
[INFO] finished tweaking git repo https://github.com/josemam/MH-practicas
[INFO] tweaked toml for git repo https://github.com/josemam/MH-practicas written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/josemam/MH-practicas already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72d0c07d341eb834f0d718f704165a6cbaa85575293ea3112f4d9ffe892664c5
[INFO] running `Command { std: "docker" "start" "-a" "72d0c07d341eb834f0d718f704165a6cbaa85575293ea3112f4d9ffe892664c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72d0c07d341eb834f0d718f704165a6cbaa85575293ea3112f4d9ffe892664c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72d0c07d341eb834f0d718f704165a6cbaa85575293ea3112f4d9ffe892664c5", kill_on_drop: false }`
[INFO] [stdout] 72d0c07d341eb834f0d718f704165a6cbaa85575293ea3112f4d9ffe892664c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12a78e49112ef5e23de5b0f67ec53b35bf3b5db1d17c7d98579f6787bba8ca39
[INFO] running `Command { std: "docker" "start" "-a" "12a78e49112ef5e23de5b0f67ec53b35bf3b5db1d17c7d98579f6787bba8ca39", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]  Documenting Prácticas v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/knn/mod.rs:123:7
[INFO] [stdout]     |
[INFO] [stdout] 123 |       (distancia_cuadrado_vf(&a.atributos_f, &b.atributos_f, &w[0..num_flotantes])
[INFO] [stdout]     |       ^
[INFO] [stdout] 124 |      + distancia_cuadrado_vc(&a.atributos_c, &b.atributos_c, &w[num_flotantes..]))
[INFO] [stdout]     |                                                                                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 123 ~       distancia_cuadrado_vf(&a.atributos_f, &b.atributos_f, &w[0..num_flotantes])
[INFO] [stdout] 124 ~      + distancia_cuadrado_vc(&a.atributos_c, &b.atributos_c, &w[num_flotantes..])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/knn/mod.rs:123:7
[INFO] [stdout]     |
[INFO] [stdout] 123 |       (distancia_cuadrado_vf(&a.atributos_f, &b.atributos_f, &w[0..num_flotantes])
[INFO] [stdout]     |       ^
[INFO] [stdout] 124 |      + distancia_cuadrado_vc(&a.atributos_c, &b.atributos_c, &w[num_flotantes..]))
[INFO] [stdout]     |                                                                                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 123 ~       distancia_cuadrado_vf(&a.atributos_f, &b.atributos_f, &w[0..num_flotantes])
[INFO] [stdout] 124 ~      + distancia_cuadrado_vc(&a.atributos_c, &b.atributos_c, &w[num_flotantes..])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/knn/mod.rs:123:7
[INFO] [stdout]     |
[INFO] [stdout] 123 |       (distancia_cuadrado_vf(&a.atributos_f, &b.atributos_f, &w[0..num_flotantes])
[INFO] [stdout]     |       ^
[INFO] [stdout] 124 |      + distancia_cuadrado_vc(&a.atributos_c, &b.atributos_c, &w[num_flotantes..]))
[INFO] [stdout]     |                                                                                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 123 ~       distancia_cuadrado_vf(&a.atributos_f, &b.atributos_f, &w[0..num_flotantes])
[INFO] [stdout] 124 ~      + distancia_cuadrado_vc(&a.atributos_c, &b.atributos_c, &w[num_flotantes..])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.08s
[INFO] running `Command { std: "docker" "inspect" "12a78e49112ef5e23de5b0f67ec53b35bf3b5db1d17c7d98579f6787bba8ca39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12a78e49112ef5e23de5b0f67ec53b35bf3b5db1d17c7d98579f6787bba8ca39", kill_on_drop: false }`
[INFO] [stdout] 12a78e49112ef5e23de5b0f67ec53b35bf3b5db1d17c7d98579f6787bba8ca39