[INFO] cloning repository https://github.com/hdost/carbon2prom
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hdost/carbon2prom" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdost%2Fcarbon2prom", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdost%2Fcarbon2prom'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2347f15fe53f87651bbfd2661602c72f0d5e53a9
[INFO] documenting hdost/carbon2prom against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdost%2Fcarbon2prom" "/workspace/builds/worker-43/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hdost/carbon2prom on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hdost/carbon2prom
[INFO] finished tweaking git repo https://github.com/hdost/carbon2prom
[INFO] tweaked toml for git repo https://github.com/hdost/carbon2prom written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate git repo https://github.com/hdost/carbon2prom already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c64ed49cda843fbfbea7dfd20a4940e226c5b86a122ae5b866f6c02f0e62057
[INFO] running `Command { std: "docker" "start" "-a" "7c64ed49cda843fbfbea7dfd20a4940e226c5b86a122ae5b866f6c02f0e62057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c64ed49cda843fbfbea7dfd20a4940e226c5b86a122ae5b866f6c02f0e62057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c64ed49cda843fbfbea7dfd20a4940e226c5b86a122ae5b866f6c02f0e62057", kill_on_drop: false }`
[INFO] [stdout] 7c64ed49cda843fbfbea7dfd20a4940e226c5b86a122ae5b866f6c02f0e62057
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c9dcd848a97e303112c9665bd226a785c091446c66aaa7f076dee3c6c02b705
[INFO] running `Command { std: "docker" "start" "-a" "2c9dcd848a97e303112c9665bd226a785c091446c66aaa7f076dee3c6c02b705", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
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[INFO] [stderr]    Compiling num-traits v0.2.14
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[INFO] [stderr]    Compiling rand_core v0.6.2
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[INFO] [stderr]     Checking carbon v0.1.0 (/opt/rustwide/workdir/lib/carbon)
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[INFO] [stderr]    Compiling rand_chacha v0.3.0
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[INFO] [stderr]    Compiling rand v0.8.3
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[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking config v0.11.0
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[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
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[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking tracing-futures v0.2.5
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[INFO] [stderr]    Compiling cargo_metadata v0.10.0
[INFO] [stderr]     Checking h2 v0.2.7
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[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.1
[INFO] [stderr]    Compiling prom-remote-write v0.1.0 (/opt/rustwide/workdir/lib/prom-remote-write)
[INFO] [stderr]    Compiling skeptic v0.13.5
[INFO] [stderr]    Compiling borrow-bag v1.0.0
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.2
[INFO] [stderr]     Checking gotham v0.5.0
[INFO] [stderr]  Documenting carbon2prom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "2c9dcd848a97e303112c9665bd226a785c091446c66aaa7f076dee3c6c02b705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c9dcd848a97e303112c9665bd226a785c091446c66aaa7f076dee3c6c02b705", kill_on_drop: false }`
[INFO] [stdout] 2c9dcd848a97e303112c9665bd226a785c091446c66aaa7f076dee3c6c02b705
