[INFO] fetching crate aki-unbody 0.2.0...
[INFO] documenting aki-unbody-0.2.0 against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918
[INFO] extracting crate aki-unbody 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate aki-unbody 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate aki-unbody 0.2.0
[INFO] tweaked toml for crates.io crate aki-unbody 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate aki-unbody 0.2.0 on toolchain a394c9cd9ec93787f09a7ac445b14cc674a94549
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate aki-unbody 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] documenting aki-unbody-0.2.0 against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918
[INFO] extracting crate aki-unbody 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate aki-unbody 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate aki-unbody 0.2.0
[INFO] tweaked toml for crates.io crate aki-unbody 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate aki-unbody 0.2.0 on toolchain a394c9cd9ec93787f09a7ac445b14cc674a94549
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate aki-unbody 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-version-info-file v0.2.0
[INFO] [stderr]   Downloaded exec-target v0.2.10
[INFO] [stderr]   Downloaded memx-cdy v0.1.13
[INFO] [stderr]   Downloaded runnel v0.4.0
[INFO] [stderr]   Downloaded flood-tide v0.2.11
[INFO] [stderr]   Downloaded memx v0.1.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c677f7d5382c438adf358cade4cb6cc1a0078356658ffe59b4221c0e7cbb972
[INFO] running `Command { std: "docker" "start" "-a" "2c677f7d5382c438adf358cade4cb6cc1a0078356658ffe59b4221c0e7cbb972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c677f7d5382c438adf358cade4cb6cc1a0078356658ffe59b4221c0e7cbb972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c677f7d5382c438adf358cade4cb6cc1a0078356658ffe59b4221c0e7cbb972", kill_on_drop: false }`
[INFO] [stdout] 2c677f7d5382c438adf358cade4cb6cc1a0078356658ffe59b4221c0e7cbb972
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfaadf9119c9ea133af4005501947b0a13eedf4406ac7461077ddbd36ce07d85
[INFO] running `Command { std: "docker" "start" "-a" "cfaadf9119c9ea133af4005501947b0a13eedf4406ac7461077ddbd36ce07d85", kill_on_drop: false }`
[INFO] [stderr]    Compiling memx v0.1.32
[INFO] [stderr]    Compiling rust-version-info-file v0.2.0
[INFO] [stderr]     Checking runnel v0.4.0
[INFO] [stderr]     Checking flood-tide v0.2.11
[INFO] [stderr]    Compiling aki-unbody v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking memx-cdy v0.1.13
[INFO] [stderr]  Documenting aki-unbody v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.10s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/libaki_unbody/index.html and 1 other file
[INFO] running `Command { std: "docker" "inspect" "cfaadf9119c9ea133af4005501947b0a13eedf4406ac7461077ddbd36ce07d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfaadf9119c9ea133af4005501947b0a13eedf4406ac7461077ddbd36ce07d85", kill_on_drop: false }`
[INFO] [stdout] cfaadf9119c9ea133af4005501947b0a13eedf4406ac7461077ddbd36ce07d85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b11cee3b5c5856b326056e5b5affcc6ee2799e28bde2464ad0e8cf296762236
[INFO] running `Command { std: "docker" "start" "-a" "6b11cee3b5c5856b326056e5b5affcc6ee2799e28bde2464ad0e8cf296762236", kill_on_drop: false }`
[INFO] [stderr]  Documenting aki-unbody v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/libaki_unbody/index.html
[INFO] running `Command { std: "docker" "inspect" "6b11cee3b5c5856b326056e5b5affcc6ee2799e28bde2464ad0e8cf296762236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b11cee3b5c5856b326056e5b5affcc6ee2799e28bde2464ad0e8cf296762236", kill_on_drop: false }`
[INFO] [stdout] 6b11cee3b5c5856b326056e5b5affcc6ee2799e28bde2464ad0e8cf296762236