[INFO] cloning repository https://github.com/BlueSpaceCanary/rustbucket
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BlueSpaceCanary/rustbucket" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlueSpaceCanary%2Frustbucket", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlueSpaceCanary%2Frustbucket'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a183f35f8f1f21b9d85134e2f22f7b7a4896e1ef
[INFO] documenting BlueSpaceCanary/rustbucket against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlueSpaceCanary%2Frustbucket" "/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/BlueSpaceCanary/rustbucket on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BlueSpaceCanary/rustbucket
[INFO] finished tweaking git repo https://github.com/BlueSpaceCanary/rustbucket
[INFO] tweaked toml for git repo https://github.com/BlueSpaceCanary/rustbucket written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/BlueSpaceCanary/rustbucket already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded metrics-observer-yaml v0.1.1
[INFO] [stderr]   Downloaded metrics-exporter-http v0.3.0
[INFO] [stderr]   Downloaded metrics-exporter-log v0.4.0
[INFO] [stderr]   Downloaded metrics-runtime v0.13.0
[INFO] [stderr]   Downloaded irc v0.14.1
[INFO] [stderr]   Downloaded governor v0.3.1
[INFO] [stderr]   Downloaded irc-proto v0.14.0
[INFO] [stderr]   Downloaded metrics-observer-json v0.1.1
[INFO] [stderr]   Downloaded metrics-observer-prometheus v0.1.4
[INFO] [stderr]   Downloaded metrics-util v0.3.1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f48a811c1e325d8f72044d9ceaad1852f9157a004a96991f7fd21a417bf6ee8
[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" "7f48a811c1e325d8f72044d9ceaad1852f9157a004a96991f7fd21a417bf6ee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f48a811c1e325d8f72044d9ceaad1852f9157a004a96991f7fd21a417bf6ee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f48a811c1e325d8f72044d9ceaad1852f9157a004a96991f7fd21a417bf6ee8", kill_on_drop: false }`
[INFO] [stdout] 7f48a811c1e325d8f72044d9ceaad1852f9157a004a96991f7fd21a417bf6ee8
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1988dbb15dad339eee6840e3757c29872e6678ae82254f42278d7a65489fcf70
[INFO] running `Command { std: "docker" "start" "-a" "1988dbb15dad339eee6840e3757c29872e6678ae82254f42278d7a65489fcf70", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]     Checking metrics-core v0.5.2
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]    Compiling metrics v0.12.1
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]    Compiling im v12.3.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking quanta v0.3.1
[INFO] [stderr]     Checking quanta v0.4.1
[INFO] [stderr]     Checking sized-chunks v0.1.3
[INFO] [stderr]     Checking hdrhistogram v6.3.4
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling const-random-macro v0.1.11
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking const-random v0.1.11
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking dashmap v3.11.10
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking metrics-exporter-log v0.4.0
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking irc-proto v0.14.0
[INFO] [stderr]     Checking diesel v1.4.4
[INFO] [stderr]     Checking serde v1.0.110
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking governor v0.3.1
[INFO] [stderr]     Checking hyper v0.13.5
[INFO] [stderr]     Checking metrics-util v0.3.1
[INFO] [stderr]     Checking serde_yaml v0.8.12
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking metrics-observer-prometheus v0.1.4
[INFO] [stderr]     Checking metrics-observer-yaml v0.1.1
[INFO] [stderr]     Checking metrics-observer-json v0.1.1
[INFO] [stderr]     Checking irc v0.14.1
[INFO] [stderr]     Checking metrics-exporter-http v0.3.0
[INFO] [stderr]     Checking metrics-runtime v0.13.0
[INFO] [stderr]  Documenting rustbucket v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.44s
[INFO] running `Command { std: "docker" "inspect" "1988dbb15dad339eee6840e3757c29872e6678ae82254f42278d7a65489fcf70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1988dbb15dad339eee6840e3757c29872e6678ae82254f42278d7a65489fcf70", kill_on_drop: false }`
[INFO] [stdout] 1988dbb15dad339eee6840e3757c29872e6678ae82254f42278d7a65489fcf70