[INFO] cloning repository https://github.com/asuzukosi/image-combiner-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asuzukosi/image-combiner-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasuzukosi%2Fimage-combiner-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasuzukosi%2Fimage-combiner-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 268d9c8247ed71dc805d3a42067589cf55c82b07
[INFO] documenting asuzukosi/image-combiner-rust against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasuzukosi%2Fimage-combiner-rust" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/asuzukosi/image-combiner-rust on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/asuzukosi/image-combiner-rust
[INFO] finished tweaking git repo https://github.com/asuzukosi/image-combiner-rust
[INFO] tweaked toml for git repo https://github.com/asuzukosi/image-combiner-rust written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/asuzukosi/image-combiner-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded half v1.8.2
[INFO] [stderr]   Downloaded getrandom v0.2.6
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.80
[INFO] [stderr]   Downloaded byteorder v1.4.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.8
[INFO] [stderr]   Downloaded adler v1.0.2
[INFO] [stderr]   Downloaded crc32fast v1.3.2
[INFO] [stderr]   Downloaded miniz_oxide v0.5.1
[INFO] [stderr]   Downloaded flate2 v1.0.23
[INFO] [stderr]   Downloaded js-sys v0.3.57
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded bytemuck v1.9.1
[INFO] [stderr]   Downloaded color_quant v1.1.0
[INFO] [stderr]   Downloaded adler32 v1.2.0
[INFO] [stderr]   Downloaded num-iter v0.1.42
[INFO] [stderr]   Downloaded lebe v0.5.1
[INFO] [stderr]   Downloaded wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.1
[INFO] [stderr]   Downloaded num-integer v0.1.44
[INFO] [stderr]   Downloaded nanorand v0.7.0
[INFO] [stderr]   Downloaded exr v1.4.2
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.9
[INFO] [stderr]   Downloaded pin-project-internal v1.0.10
[INFO] [stderr]   Downloaded jpeg-decoder v0.2.4
[INFO] [stderr]   Downloaded tiff v0.7.2
[INFO] [stderr]   Downloaded flume v0.10.12
[INFO] [stderr]   Downloaded gif v0.11.3
[INFO] [stderr]   Downloaded png v0.17.5
[INFO] [stderr]   Downloaded rayon-core v1.9.2
[INFO] [stderr]   Downloaded weezl v0.1.6
[INFO] [stderr]   Downloaded memoffset v0.6.5
[INFO] [stderr]   Downloaded image v0.24.1
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.80
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.80
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.80
[INFO] [stderr]   Downloaded pin-project v1.0.10
[INFO] [stderr]   Downloaded spin v0.9.3
[INFO] [stderr]   Downloaded threadpool v1.8.1
[INFO] [stderr]   Downloaded num-rational v0.4.0
[INFO] [stderr]   Downloaded num-traits v0.2.14
[INFO] [stderr]   Downloaded either v1.6.1
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[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.80
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.61.0" "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] ff65c89157521eaf46f199fd5f780ad2567d203fc7cac1a9d06838742e8cd425
[INFO] running `Command { std: "docker" "start" "-a" "ff65c89157521eaf46f199fd5f780ad2567d203fc7cac1a9d06838742e8cd425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff65c89157521eaf46f199fd5f780ad2567d203fc7cac1a9d06838742e8cd425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff65c89157521eaf46f199fd5f780ad2567d203fc7cac1a9d06838742e8cd425", kill_on_drop: false }`
[INFO] [stdout] ff65c89157521eaf46f199fd5f780ad2567d203fc7cac1a9d06838742e8cd425
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 1200a8889286b8c6131a1cc489f358d660a1b96f20b589a70a2c754e4f60fad5
[INFO] running `Command { std: "docker" "start" "-a" "1200a8889286b8c6131a1cc489f358d660a1b96f20b589a70a2c754e4f60fad5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]     Checking crossbeam-utils v0.8.8
[INFO] [stderr]     Checking crc32fast v1.3.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling rayon v1.5.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking png v0.17.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking flate2 v1.0.23
[INFO] [stderr]     Checking spin v0.9.3
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking rayon-core v1.9.2
[INFO] [stderr]     Checking jpeg-decoder v0.2.4
[INFO] [stderr]     Checking tiff v0.7.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking flume v0.10.12
[INFO] [stderr]     Checking exr v1.4.2
[INFO] [stderr]     Checking image v0.24.1
[INFO] [stderr]  Documenting image_adder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.99s
[INFO] running `Command { std: "docker" "inspect" "1200a8889286b8c6131a1cc489f358d660a1b96f20b589a70a2c754e4f60fad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1200a8889286b8c6131a1cc489f358d660a1b96f20b589a70a2c754e4f60fad5", kill_on_drop: false }`
[INFO] [stdout] 1200a8889286b8c6131a1cc489f358d660a1b96f20b589a70a2c754e4f60fad5