[INFO] cloning repository https://github.com/kazcw/powhasher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kazcw/powhasher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazcw%2Fpowhasher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazcw%2Fpowhasher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39634800665d1fe41b7ad29328805dea325206ff
[INFO] documenting kazcw/powhasher against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazcw%2Fpowhasher" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kazcw/powhasher on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kazcw/powhasher
[INFO] finished tweaking git repo https://github.com/kazcw/powhasher
[INFO] tweaked toml for git repo https://github.com/kazcw/powhasher written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/kazcw/powhasher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yellowsun v0.2.2
[INFO] [stderr]   Downloaded cn-stratum v0.4.1
[INFO] [stderr]   Downloaded threefish-cipher v0.3.1
[INFO] [stderr]   Downloaded skein-hash v0.3.0
[INFO] [stderr]   Downloaded core_affinity v0.5.9
[INFO] [stderr]   Downloaded blake-hash v0.2.0
[INFO] [stderr]   Downloaded hex-literal-impl v0.1.1
[INFO] [stderr]   Downloaded hex-literal v0.1.2
[INFO] [stderr]   Downloaded groestl-aesni v0.2.1
[INFO] [stderr]   Downloaded jh-x86_64 v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 142a115b63565549ea6f747f09b6c2bb658052c5bc6e5ae63303e17b17e45284
[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" "142a115b63565549ea6f747f09b6c2bb658052c5bc6e5ae63303e17b17e45284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "142a115b63565549ea6f747f09b6c2bb658052c5bc6e5ae63303e17b17e45284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "142a115b63565549ea6f747f09b6c2bb658052c5bc6e5ae63303e17b17e45284", kill_on_drop: false }`
[INFO] [stdout] 142a115b63565549ea6f747f09b6c2bb658052c5bc6e5ae63303e17b17e45284
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a30724545ef4a34ebb8c798b012e7b3e8b8e02b9004068c7bb1f7d52946677ca
[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" "a30724545ef4a34ebb8c798b012e7b3e8b8e02b9004068c7bb1f7d52946677ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking block-padding v0.1.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking core_affinity v0.5.9
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking block-buffer v0.7.2
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking threefish-cipher v0.3.1
[INFO] [stderr]     Checking groestl-aesni v0.2.1
[INFO] [stderr]     Checking blake-hash v0.2.0
[INFO] [stderr]     Checking sha3 v0.8.1
[INFO] [stderr]    Compiling proc-macro-hack v0.4.1
[INFO] [stderr]    Compiling hex-literal-impl v0.1.1
[INFO] [stderr]     Checking skein-hash v0.3.0
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking hex-literal v0.1.2
[INFO] [stderr]     Checking jh-x86_64 v0.2.1
[INFO] [stderr]     Checking yellowsun v0.2.2
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]     Checking serde_json v1.0.37
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking cn-stratum v0.4.1
[INFO] [stderr]  Documenting powhasher v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 |     ((dur.as_secs() as f32) + (dur.subsec_nanos() as f32) / 1_000_000_000.0)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.39s
[INFO] running `Command { std: "docker" "inspect" "a30724545ef4a34ebb8c798b012e7b3e8b8e02b9004068c7bb1f7d52946677ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a30724545ef4a34ebb8c798b012e7b3e8b8e02b9004068c7bb1f7d52946677ca", kill_on_drop: false }`
[INFO] [stdout] a30724545ef4a34ebb8c798b012e7b3e8b8e02b9004068c7bb1f7d52946677ca