[INFO] cloning repository https://github.com/WereDiggle/rust-raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WereDiggle/rust-raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWereDiggle%2Frust-raytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWereDiggle%2Frust-raytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a962e5ab9c1106aef40b867bce6f25aa2b0842d2
[INFO] documenting WereDiggle/rust-raytracer against master#e1df625306f4136949e02612406f0c60df6008f3 for pr-96676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWereDiggle%2Frust-raytracer" "/workspace/builds/worker-75/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-75/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WereDiggle/rust-raytracer on toolchain e1df625306f4136949e02612406f0c60df6008f3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/WereDiggle/rust-raytracer
[INFO] finished tweaking git repo https://github.com/WereDiggle/rust-raytracer
[INFO] tweaked toml for git repo https://github.com/WereDiggle/rust-raytracer written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate git repo https://github.com/WereDiggle/rust-raytracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "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 libc v0.2.48
[INFO] [stderr]   Downloaded image v0.21.1
[INFO] [stderr]   Downloaded num-derive v0.2.3
[INFO] [stderr]   Downloaded syn v0.15.26
[INFO] [stderr]   Downloaded png v0.14.0
[INFO] [stderr]   Downloaded inflate v0.4.4
[INFO] [stderr]   Downloaded num-integer v0.1.39
[INFO] [stderr]   Downloaded gif v0.10.1
[INFO] [stderr]   Downloaded mint v0.5.1
[INFO] [stderr]   Downloaded adler32 v1.0.3
[INFO] [stderr]   Downloaded color_quant v1.0.1
[INFO] [stderr]   Downloaded rand v0.4.5
[INFO] [stderr]   Downloaded lazy_static v1.2.0
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.15
[INFO] [stderr]   Downloaded tiff v0.2.1
[INFO] [stderr]   Downloaded tobj v0.1.7
[INFO] [stderr]   Downloaded rand_core v0.3.0
[INFO] [stderr]   Downloaded snowflake v1.3.0
[INFO] [stderr]   Downloaded num-rational v0.2.1
[INFO] [stderr]   Downloaded num_cpus v1.9.0
[INFO] [stderr]   Downloaded deflate v0.7.19
[INFO] [stderr]   Downloaded num-iter v0.1.37
[INFO] [stderr]   Downloaded lzw v0.10.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.26
[INFO] [stderr]   Downloaded quote v0.6.11
[INFO] [stderr]   Downloaded rand v0.5.6
[INFO] [stderr]   Downloaded euler v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11164219b07f2f028ffffd421c92ade4565a6fb494b641ac572decf70890ad2d
[INFO] running `Command { std: "docker" "start" "-a" "11164219b07f2f028ffffd421c92ade4565a6fb494b641ac572decf70890ad2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11164219b07f2f028ffffd421c92ade4565a6fb494b641ac572decf70890ad2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11164219b07f2f028ffffd421c92ade4565a6fb494b641ac572decf70890ad2d", kill_on_drop: false }`
[INFO] [stdout] 11164219b07f2f028ffffd421c92ade4565a6fb494b641ac572decf70890ad2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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=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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd43985f4a4b43339a34498c8fb1efc22df9cbbd0d6caa5e283629c114c605a0
[INFO] running `Command { std: "docker" "start" "-a" "cd43985f4a4b43339a34498c8fb1efc22df9cbbd0d6caa5e283629c114c605a0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "cd43985f4a4b43339a34498c8fb1efc22df9cbbd0d6caa5e283629c114c605a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd43985f4a4b43339a34498c8fb1efc22df9cbbd0d6caa5e283629c114c605a0", kill_on_drop: false }`
[INFO] [stdout] cd43985f4a4b43339a34498c8fb1efc22df9cbbd0d6caa5e283629c114c605a0