[INFO] cloning repository https://github.com/NLincoln/perf-analyzer-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NLincoln/perf-analyzer-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNLincoln%2Fperf-analyzer-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNLincoln%2Fperf-analyzer-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b906c84a1ed1e13cd2921b4a231470f8c32eb920
[INFO] documenting NLincoln/perf-analyzer-rs 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%2FNLincoln%2Fperf-analyzer-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NLincoln/perf-analyzer-rs 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/NLincoln/perf-analyzer-rs
[INFO] finished tweaking git repo https://github.com/NLincoln/perf-analyzer-rs
[INFO] tweaked toml for git repo https://github.com/NLincoln/perf-analyzer-rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/NLincoln/perf-analyzer-rs 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 488e3cec6212ac25e02d7b3a0e29cb7d4332d145962b100b7a8bf5e8c5959e93
[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" "488e3cec6212ac25e02d7b3a0e29cb7d4332d145962b100b7a8bf5e8c5959e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "488e3cec6212ac25e02d7b3a0e29cb7d4332d145962b100b7a8bf5e8c5959e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "488e3cec6212ac25e02d7b3a0e29cb7d4332d145962b100b7a8bf5e8c5959e93", kill_on_drop: false }`
[INFO] [stdout] 488e3cec6212ac25e02d7b3a0e29cb7d4332d145962b100b7a8bf5e8c5959e93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 4a46cb927adb5973760246032300f6b390ca485a1c8352382983bd6b26c62d56
[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" "4a46cb927adb5973760246032300f6b390ca485a1c8352382983bd6b26c62d56", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking futures v0.1.23
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling proc-macro2 v0.4.14
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling encoding_rs v0.8.12
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking yaml-rust v0.4.0
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking serde_json v1.0.27
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking libflate v0.1.18
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking mio-uds v0.6.6
[INFO] [stderr]     Checking mime v0.3.12
[INFO] [stderr]     Checking serde_yaml v0.8.1
[INFO] [stderr]     Checking parking_lot v0.6.3
[INFO] [stderr]     Checking serde_urlencoded v0.5.3
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking tokio-executor v0.1.4
[INFO] [stderr]     Checking tokio-io v0.1.8
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking tokio-threadpool v0.1.6
[INFO] [stderr]     Checking tokio-current-thread v0.1.1
[INFO] [stderr]     Checking tokio-timer v0.2.6
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking tokio-reactor v0.1.5
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking h2 v0.1.12
[INFO] [stderr]     Checking tokio-fs v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.1
[INFO] [stderr]     Checking tokio-tcp v0.1.1
[INFO] [stderr]     Checking tokio v0.1.8
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking statistical v0.1.1
[INFO] [stderr]     Checking hyper v0.12.14
[INFO] [stderr]    Compiling serde_derive v1.0.75
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.5
[INFO] [stderr]  Documenting perf-analyzer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.17s
[INFO] running `Command { std: "docker" "inspect" "4a46cb927adb5973760246032300f6b390ca485a1c8352382983bd6b26c62d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a46cb927adb5973760246032300f6b390ca485a1c8352382983bd6b26c62d56", kill_on_drop: false }`
[INFO] [stdout] 4a46cb927adb5973760246032300f6b390ca485a1c8352382983bd6b26c62d56