[INFO] cloning repository https://github.com/michaelvoronov/rust_poc_2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelvoronov/rust_poc_2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelvoronov%2Frust_poc_2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelvoronov%2Frust_poc_2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 237ed025c867d5d6e8a3361efdd2e5d5b9078de9
[INFO] documenting michaelvoronov/rust_poc_2 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%2Fmichaelvoronov%2Frust_poc_2" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michaelvoronov/rust_poc_2 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] removed /workspace/builds/worker-17/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/michaelvoronov/rust_poc_2
[INFO] finished tweaking git repo https://github.com/michaelvoronov/rust_poc_2
[INFO] tweaked toml for git repo https://github.com/michaelvoronov/rust_poc_2 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/michaelvoronov/rust_poc_2 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] warning: file found to be present in multiple build targets: /workspace/builds/worker-17/source/src/lib.rs
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v0.15.43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] a151ee20dc2ae725fb62f0369d73ab958d3187e271214d802b3bf2adb7625b50
[INFO] running `Command { std: "docker" "start" "-a" "a151ee20dc2ae725fb62f0369d73ab958d3187e271214d802b3bf2adb7625b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a151ee20dc2ae725fb62f0369d73ab958d3187e271214d802b3bf2adb7625b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a151ee20dc2ae725fb62f0369d73ab958d3187e271214d802b3bf2adb7625b50", kill_on_drop: false }`
[INFO] [stdout] a151ee20dc2ae725fb62f0369d73ab958d3187e271214d802b3bf2adb7625b50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 599e52a54f98fd27d2de7ea5af1eebbccbdc364f5a43619d122899cac3462cd4
[INFO] running `Command { std: "docker" "start" "-a" "599e52a54f98fd27d2de7ea5af1eebbccbdc364f5a43619d122899cac3462cd4", kill_on_drop: false }`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/lib.rs
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.43
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]  Documenting test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.33s
[INFO] running `Command { std: "docker" "inspect" "599e52a54f98fd27d2de7ea5af1eebbccbdc364f5a43619d122899cac3462cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "599e52a54f98fd27d2de7ea5af1eebbccbdc364f5a43619d122899cac3462cd4", kill_on_drop: false }`
[INFO] [stdout] 599e52a54f98fd27d2de7ea5af1eebbccbdc364f5a43619d122899cac3462cd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] f301e5dbaa5a813c7f3260abee12e9141d4d4b52d80673c9645ea70b696050ac
[INFO] running `Command { std: "docker" "start" "-a" "f301e5dbaa5a813c7f3260abee12e9141d4d4b52d80673c9645ea70b696050ac", kill_on_drop: false }`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/lib.rs
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.43
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]  Documenting test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.12s
[INFO] running `Command { std: "docker" "inspect" "f301e5dbaa5a813c7f3260abee12e9141d4d4b52d80673c9645ea70b696050ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f301e5dbaa5a813c7f3260abee12e9141d4d4b52d80673c9645ea70b696050ac", kill_on_drop: false }`
[INFO] [stdout] f301e5dbaa5a813c7f3260abee12e9141d4d4b52d80673c9645ea70b696050ac