[INFO] cloning repository https://github.com/anztrax/learnrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anztrax/learnrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanztrax%2Flearnrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanztrax%2Flearnrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d04f8dcbd5690f4b590bcf9fdaaccaa6fa844a9f
[INFO] documenting anztrax/learnrust 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%2Fanztrax%2Flearnrust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anztrax/learnrust 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/anztrax/learnrust
[INFO] finished tweaking git repo https://github.com/anztrax/learnrust
[INFO] tweaked toml for git repo https://github.com/anztrax/learnrust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/anztrax/learnrust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 3dca008d1eda0eb3c7ed0166150e9d272f49e160b0592f62d9a2b2be3cfa18df
[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" "3dca008d1eda0eb3c7ed0166150e9d272f49e160b0592f62d9a2b2be3cfa18df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dca008d1eda0eb3c7ed0166150e9d272f49e160b0592f62d9a2b2be3cfa18df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dca008d1eda0eb3c7ed0166150e9d272f49e160b0592f62d9a2b2be3cfa18df", kill_on_drop: false }`
[INFO] [stdout] 3dca008d1eda0eb3c7ed0166150e9d272f49e160b0592f62d9a2b2be3cfa18df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f25aaf1b2d0841fd6e829a37663c2d688ec01d6936b2a8317e4ed29cc57f2646
[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" "f25aaf1b2d0841fd6e829a37663c2d688ec01d6936b2a8317e4ed29cc57f2646", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]  Documenting learnrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: module `commonCollection` should have a snake case name
[INFO] [stdout]  --> src/lessons/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod commonCollection;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `common_collection`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `tryStringCollection` should have a snake case name
[INFO] [stdout]  --> src/lessons/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub mod tryStringCollection;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `try_string_collection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `tryHashMapCollection` should have a snake case name
[INFO] [stdout]  --> src/lessons/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub mod tryHashMapCollection;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `try_hash_map_collection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `recoverableError` should have a snake case name
[INFO] [stdout]  --> src/lessons/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub mod recoverableError;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `recoverable_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `tryGenericTypes` should have a snake case name
[INFO] [stdout]  --> src/lessons/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub mod tryGenericTypes;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `try_generic_types`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `tryLifetime` should have a snake case name
[INFO] [stdout]   --> src/lessons/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub mod tryLifetime;
[INFO] [stdout]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `try_lifetime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Rectangle` should have a snake case name
[INFO] [stdout]   --> src/lessons/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub mod Rectangle;
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `rectangle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Guess` should have a snake case name
[INFO] [stdout]   --> src/lessons/mod.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub mod Guess;
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `guess`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tryCommonCollection` should have a snake case name
[INFO] [stdout]  --> src/lessons/commonCollection.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn tryCommonCollection(){
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `try_common_collection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tryUpdateString` should have a snake case name
[INFO] [stdout]  --> src/lessons/tryStringCollection.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn tryUpdateString(){
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `try_update_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tryHashMap` should have a snake case name
[INFO] [stdout]  --> src/lessons/tryHashMapCollection.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn tryHashMap(){
[INFO] [stdout]   |        ^^^^^^^^^^ help: convert the identifier to snake case: `try_hash_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `recoverableError` should have a snake case name
[INFO] [stdout]   --> src/lessons/recoverableError.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn recoverableError(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `recoverable_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `learnClosure` should have a snake case name
[INFO] [stdout]  --> src/closures/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub mod learnClosure;
[INFO] [stdout]   |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `learn_closure`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `learnIterator` should have a snake case name
[INFO] [stdout]  --> src/closures/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub mod learnIterator;
[INFO] [stdout]   |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `learn_iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `learnIterator` should have a snake case name
[INFO] [stdout]   --> src/closures/learnIterator.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn learnIterator(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `learn_iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "f25aaf1b2d0841fd6e829a37663c2d688ec01d6936b2a8317e4ed29cc57f2646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f25aaf1b2d0841fd6e829a37663c2d688ec01d6936b2a8317e4ed29cc57f2646", kill_on_drop: false }`
[INFO] [stdout] f25aaf1b2d0841fd6e829a37663c2d688ec01d6936b2a8317e4ed29cc57f2646