[INFO] cloning repository https://github.com/adeyahya/imgthumb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adeyahya/imgthumb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadeyahya%2Fimgthumb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadeyahya%2Fimgthumb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b714cad5892ba5875036dd3b3481699863720b3
[INFO] documenting adeyahya/imgthumb against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadeyahya%2Fimgthumb" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adeyahya/imgthumb on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adeyahya/imgthumb
[INFO] finished tweaking git repo https://github.com/adeyahya/imgthumb
[INFO] tweaked toml for git repo https://github.com/adeyahya/imgthumb written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/adeyahya/imgthumb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded image v0.23.7
[INFO] [stderr]   Downloaded immeta v0.4.0
[INFO] [stderr]   Downloaded dominant_color v0.3.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a379d2957f3d5eeb34895eee67eab71603a307681af918cd0fee24a1a25bf940
[INFO] running `Command { std: "docker" "start" "-a" "a379d2957f3d5eeb34895eee67eab71603a307681af918cd0fee24a1a25bf940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a379d2957f3d5eeb34895eee67eab71603a307681af918cd0fee24a1a25bf940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a379d2957f3d5eeb34895eee67eab71603a307681af918cd0fee24a1a25bf940", kill_on_drop: false }`
[INFO] [stdout] a379d2957f3d5eeb34895eee67eab71603a307681af918cd0fee24a1a25bf940
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06f49e5dcfc5a0a5f257e18484e0a8cb7a56ae56c0aab7097533c22bb21633db
[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" "06f49e5dcfc5a0a5f257e18484e0a8cb7a56ae56c0aab7097533c22bb21633db", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking dominant_color v0.3.0
[INFO] [stderr]     Checking immeta v0.4.0
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking image v0.23.7
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]  Documenting imgthumb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.17s
[INFO] running `Command { std: "docker" "inspect" "06f49e5dcfc5a0a5f257e18484e0a8cb7a56ae56c0aab7097533c22bb21633db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f49e5dcfc5a0a5f257e18484e0a8cb7a56ae56c0aab7097533c22bb21633db", kill_on_drop: false }`
[INFO] [stdout] 06f49e5dcfc5a0a5f257e18484e0a8cb7a56ae56c0aab7097533c22bb21633db