[INFO] updating cached repository https://github.com/hobarak/rustdatastructures
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c2d49596d650b84b5478d3471d82ba0010ab4de
[INFO] documenting hobarak/rustdatastructures against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhobarak%2Frustdatastructures" "/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/hobarak/rustdatastructures on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hobarak/rustdatastructures
[INFO] finished tweaking git repo https://github.com/hobarak/rustdatastructures
[INFO] tweaked toml for git repo https://github.com/hobarak/rustdatastructures written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/hobarak/rustdatastructures already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 969b54f3ec986d019391cb2ec0db90ae9b9133a7fe47e98522691874543ebd04
[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" "969b54f3ec986d019391cb2ec0db90ae9b9133a7fe47e98522691874543ebd04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "969b54f3ec986d019391cb2ec0db90ae9b9133a7fe47e98522691874543ebd04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "969b54f3ec986d019391cb2ec0db90ae9b9133a7fe47e98522691874543ebd04", kill_on_drop: false }`
[INFO] [stdout] 969b54f3ec986d019391cb2ec0db90ae9b9133a7fe47e98522691874543ebd04
[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" "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" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64cd4353cd5018732ceefc80c355aed48d6a088f7e132ce1964fa43742c50eeb
[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" "64cd4353cd5018732ceefc80c355aed48d6a088f7e132ce1964fa43742c50eeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking pin-project-lite v0.1.5
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking threadpool v1.8.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]  Documenting rustdatastructures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `mynode` should have an upper case name
[INFO] [stdout]    --> src/artofmultiprocessor/ch7.rs:160:18
[INFO] [stdout]     |
[INFO] [stdout] 160 |       pub static mynode: AtomicBool = AtomicBool::new(false);
[INFO] [stdout]     |                  ^^^^^^ help: convert the identifier to upper case: `MYNODE`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `mypred` should have an upper case name
[INFO] [stdout]    --> src/artofmultiprocessor/ch7.rs:161:18
[INFO] [stdout]     |
[INFO] [stdout] 161 |       pub static mypred: Cell<&'static AtomicBool> = Cell::new(&falsenode);
[INFO] [stdout]     |                  ^^^^^^ help: convert the identifier to upper case: `MYPRED`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `falsenode` should have an upper case name
[INFO] [stdout]    --> src/artofmultiprocessor/ch7.rs:164:12
[INFO] [stdout]     |
[INFO] [stdout] 164 | pub static falsenode: AtomicBool = AtomicBool::new(false);
[INFO] [stdout]     |            ^^^^^^^^^ help: convert the identifier to upper case: `FALSENODE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `sayHello` should have a snake case name
[INFO] [stdout]   --> src/pointers/simplerc.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn sayHello(&self);
[INFO] [stdout]    |        ^^^^^^^^ help: convert the identifier to snake case: `say_hello`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.97s
[INFO] running `Command { std: "docker" "inspect" "64cd4353cd5018732ceefc80c355aed48d6a088f7e132ce1964fa43742c50eeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64cd4353cd5018732ceefc80c355aed48d6a088f7e132ce1964fa43742c50eeb", kill_on_drop: false }`
[INFO] [stdout] 64cd4353cd5018732ceefc80c355aed48d6a088f7e132ce1964fa43742c50eeb