[INFO] fetching crate prosafe_exporter 0.2.8...
[INFO] documenting prosafe_exporter-0.2.8 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate prosafe_exporter 0.2.8 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate prosafe_exporter 0.2.8 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prosafe_exporter 0.2.8
[INFO] finished tweaking crates.io crate prosafe_exporter 0.2.8
[INFO] tweaked toml for crates.io crate prosafe_exporter 0.2.8 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate prosafe_exporter 0.2.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", 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] 9f444dd1c8008256876380934144ebf180091e66d2accb9dca9903ab87ae7600
[INFO] running `Command { std: "docker" "start" "-a" "9f444dd1c8008256876380934144ebf180091e66d2accb9dca9903ab87ae7600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f444dd1c8008256876380934144ebf180091e66d2accb9dca9903ab87ae7600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f444dd1c8008256876380934144ebf180091e66d2accb9dca9903ab87ae7600", kill_on_drop: false }`
[INFO] [stdout] 9f444dd1c8008256876380934144ebf180091e66d2accb9dca9903ab87ae7600
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "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] 8ebe3b7d165d502acd9d90e58c6e1c76fc14cb4fc1c2e103526ba2812d6a212c
[INFO] running `Command { std: "docker" "start" "-a" "8ebe3b7d165d502acd9d90e58c6e1c76fc14cb4fc1c2e103526ba2812d6a212c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]     Checking futures v0.1.30
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[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling itoa v0.4.6
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[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.35
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[INFO] [stderr]     Checking time v0.1.44
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[INFO] [stderr]     Checking http v0.1.21
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[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking rand v0.8.0
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling handlebars v0.29.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking prometheus v0.11.0
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]    Compiling interfaces v0.0.6
[INFO] [stderr]  Documenting prosafe_exporter v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 04s
[INFO] running `Command { std: "docker" "inspect" "8ebe3b7d165d502acd9d90e58c6e1c76fc14cb4fc1c2e103526ba2812d6a212c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ebe3b7d165d502acd9d90e58c6e1c76fc14cb4fc1c2e103526ba2812d6a212c", kill_on_drop: false }`
[INFO] [stdout] 8ebe3b7d165d502acd9d90e58c6e1c76fc14cb4fc1c2e103526ba2812d6a212c