[INFO] cloning repository https://github.com/huytd/pdfsplit-poc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/huytd/pdfsplit-poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuytd%2Fpdfsplit-poc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuytd%2Fpdfsplit-poc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b286940486fae97f77e0519417f9d68861e6623
[INFO] documenting huytd/pdfsplit-poc against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuytd%2Fpdfsplit-poc" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/huytd/pdfsplit-poc on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/huytd/pdfsplit-poc
[INFO] finished tweaking git repo https://github.com/huytd/pdfsplit-poc
[INFO] tweaked toml for git repo https://github.com/huytd/pdfsplit-poc written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/huytd/pdfsplit-poc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e72b6eb6d6bb0384e1fd0adf2c3dfca1b0d26d9e8f8504ec4b1ef82a5d36fd9d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e72b6eb6d6bb0384e1fd0adf2c3dfca1b0d26d9e8f8504ec4b1ef82a5d36fd9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e72b6eb6d6bb0384e1fd0adf2c3dfca1b0d26d9e8f8504ec4b1ef82a5d36fd9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e72b6eb6d6bb0384e1fd0adf2c3dfca1b0d26d9e8f8504ec4b1ef82a5d36fd9d", kill_on_drop: false }`
[INFO] [stdout] e72b6eb6d6bb0384e1fd0adf2c3dfca1b0d26d9e8f8504ec4b1ef82a5d36fd9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 514f708fc5068efa59eabab8427a40d65daa2c4e67c4d8bf72fbabbdc34648aa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "514f708fc5068efa59eabab8427a40d65daa2c4e67c4d8bf72fbabbdc34648aa", kill_on_drop: false }`
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling cc v1.0.32
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking pom v3.0.1
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking lopdf v0.20.0
[INFO] [stderr]  Documenting pdfsplit-poc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.75s
[INFO] running `Command { std: "docker" "inspect" "514f708fc5068efa59eabab8427a40d65daa2c4e67c4d8bf72fbabbdc34648aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "514f708fc5068efa59eabab8427a40d65daa2c4e67c4d8bf72fbabbdc34648aa", kill_on_drop: false }`
[INFO] [stdout] 514f708fc5068efa59eabab8427a40d65daa2c4e67c4d8bf72fbabbdc34648aa