[INFO] fetching crate concat 0.1.0...
[INFO] documenting concat-0.1.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate concat 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate concat 0.1.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concat 0.1.0
[INFO] finished tweaking crates.io crate concat 0.1.0
[INFO] tweaked toml for crates.io crate concat 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07f43cefe6722cd70de5c1a75e9d08780c865e679f8c4891f8529c8ee8506d8e
[INFO] running `Command { std: "docker" "start" "-a" "07f43cefe6722cd70de5c1a75e9d08780c865e679f8c4891f8529c8ee8506d8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07f43cefe6722cd70de5c1a75e9d08780c865e679f8c4891f8529c8ee8506d8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f43cefe6722cd70de5c1a75e9d08780c865e679f8c4891f8529c8ee8506d8e", kill_on_drop: false }`
[INFO] [stdout] 07f43cefe6722cd70de5c1a75e9d08780c865e679f8c4891f8529c8ee8506d8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01ee6ee5c48a76ea224686086cadf3f54739db5cf7d4adb40c97f0227192da46
[INFO] running `Command { std: "docker" "start" "-a" "01ee6ee5c48a76ea224686086cadf3f54739db5cf7d4adb40c97f0227192da46", kill_on_drop: false }`
[INFO] [stderr]  Documenting concat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "01ee6ee5c48a76ea224686086cadf3f54739db5cf7d4adb40c97f0227192da46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01ee6ee5c48a76ea224686086cadf3f54739db5cf7d4adb40c97f0227192da46", kill_on_drop: false }`
[INFO] [stdout] 01ee6ee5c48a76ea224686086cadf3f54739db5cf7d4adb40c97f0227192da46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b0ec55c1c2ed053d5b1ee949167edf1b9ed00e868ea022b0206c66842aa7327
[INFO] running `Command { std: "docker" "start" "-a" "3b0ec55c1c2ed053d5b1ee949167edf1b9ed00e868ea022b0206c66842aa7327", kill_on_drop: false }`
[INFO] [stderr]  Documenting concat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "3b0ec55c1c2ed053d5b1ee949167edf1b9ed00e868ea022b0206c66842aa7327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b0ec55c1c2ed053d5b1ee949167edf1b9ed00e868ea022b0206c66842aa7327", kill_on_drop: false }`
[INFO] [stdout] 3b0ec55c1c2ed053d5b1ee949167edf1b9ed00e868ea022b0206c66842aa7327
