[INFO] cloning repository https://github.com/lucasfcosta/echor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucasfcosta/echor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasfcosta%2Fechor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasfcosta%2Fechor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40fcfa1ee801197aeff88c7988e8525378866d75
[INFO] documenting lucasfcosta/echor against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasfcosta%2Fechor" "/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/lucasfcosta/echor on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lucasfcosta/echor
[INFO] finished tweaking git repo https://github.com/lucasfcosta/echor
[INFO] tweaked toml for git repo https://github.com/lucasfcosta/echor written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/lucasfcosta/echor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded difflib v0.4.0
[INFO] [stderr]   Downloaded itertools v0.10.1
[INFO] [stderr]   Downloaded assert_cmd v1.0.8
[INFO] [stderr]   Downloaded predicates v2.0.2
[INFO] [stderr]   Downloaded strsim v0.8.0
[INFO] [stderr]   Downloaded ansi_term v0.11.0
[INFO] [stderr]   Downloaded libc v0.2.101
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c59fde4320fc2dbe5632b25bc77bc9ec97ca65f14f475ca5e2dcf08144da083
[INFO] running `Command { std: "docker" "start" "-a" "6c59fde4320fc2dbe5632b25bc77bc9ec97ca65f14f475ca5e2dcf08144da083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c59fde4320fc2dbe5632b25bc77bc9ec97ca65f14f475ca5e2dcf08144da083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c59fde4320fc2dbe5632b25bc77bc9ec97ca65f14f475ca5e2dcf08144da083", kill_on_drop: false }`
[INFO] [stdout] 6c59fde4320fc2dbe5632b25bc77bc9ec97ca65f14f475ca5e2dcf08144da083
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5a84978a381d57d255287920755ed44688eb585ec6f58d04045cc27db55f4e5
[INFO] running `Command { std: "docker" "start" "-a" "b5a84978a381d57d255287920755ed44688eb585ec6f58d04045cc27db55f4e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]  Documenting echor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.38s
[INFO] running `Command { std: "docker" "inspect" "b5a84978a381d57d255287920755ed44688eb585ec6f58d04045cc27db55f4e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5a84978a381d57d255287920755ed44688eb585ec6f58d04045cc27db55f4e5", kill_on_drop: false }`
[INFO] [stdout] b5a84978a381d57d255287920755ed44688eb585ec6f58d04045cc27db55f4e5