[INFO] cloning repository https://github.com/bokuweb/lcs-image-diff-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bokuweb/lcs-image-diff-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbokuweb%2Flcs-image-diff-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbokuweb%2Flcs-image-diff-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d29feda97e6365e4f6d922c2773b3ca2a494b6a0
[INFO] documenting bokuweb/lcs-image-diff-rs against 1.83.0 for beta-rustdoc-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbokuweb%2Flcs-image-diff-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bokuweb/lcs-image-diff-rs on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bokuweb/lcs-image-diff-rs
[INFO] finished tweaking git repo https://github.com/bokuweb/lcs-image-diff-rs
[INFO] tweaked toml for git repo https://github.com/bokuweb/lcs-image-diff-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bokuweb/lcs-image-diff-rs 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[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
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-xid v0.1.0
[INFO] [stderr]   Downloaded lcs-diff v0.1.1
[INFO] [stderr]   Downloaded num-traits v0.2.6
[INFO] [stderr]   Downloaded color_quant v1.0.0
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded nodrop v0.1.12
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.3.3
[INFO] [stderr]   Downloaded memoffset v0.2.1
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded safemem v0.2.0
[INFO] [stderr]   Downloaded termion v1.5.1
[INFO] [stderr]   Downloaded strsim v0.7.0
[INFO] [stderr]   Downloaded unicode-width v0.1.4
[INFO] [stderr]   Downloaded ansi_term v0.10.2
[INFO] [stderr]   Downloaded gif v0.10.1
[INFO] [stderr]   Downloaded fuchsia-zircon v0.3.3
[INFO] [stderr]   Downloaded rand v0.4.2
[INFO] [stderr]   Downloaded syn v0.15.22
[INFO] [stderr]   Downloaded deflate v0.7.17
[INFO] [stderr]   Downloaded image v0.20.1
[INFO] [stderr]   Downloaded rayon-core v1.4.0
[INFO] [stderr]   Downloaded png v0.12.0
[INFO] [stderr]   Downloaded tiff v0.2.1
[INFO] [stderr]   Downloaded either v1.4.0
[INFO] [stderr]   Downloaded winapi v0.3.4
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.14
[INFO] [stderr]   Downloaded num-rational v0.2.1
[INFO] [stderr]   Downloaded bitflags v1.0.1
[INFO] [stderr]   Downloaded num-iter v0.1.35
[INFO] [stderr]   Downloaded proc-macro2 v0.4.24
[INFO] [stderr]   Downloaded vec_map v0.8.0
[INFO] [stderr]   Downloaded futures-cpupool v0.1.8
[INFO] [stderr]   Downloaded scopeguard v0.3.3
[INFO] [stderr]   Downloaded crossbeam-utils v0.2.2
[INFO] [stderr]   Downloaded num_cpus v1.8.0
[INFO] [stderr]   Downloaded adler32 v1.0.2
[INFO] [stderr]   Downloaded inflate v0.4.4
[INFO] [stderr]   Downloaded byteorder v1.2.1
[INFO] [stderr]   Downloaded textwrap v0.9.0
[INFO] [stderr]   Downloaded arrayvec v0.4.7
[INFO] [stderr]   Downloaded lazy_static v0.2.11
[INFO] [stderr]   Downloaded crossbeam-deque v0.2.0
[INFO] [stderr]   Downloaded lazy_static v1.0.0
[INFO] [stderr]   Downloaded num-derive v0.2.3
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.9
[INFO] [stderr]   Downloaded lzw v0.10.0
[INFO] [stderr]   Downloaded quote v0.6.10
[INFO] [stderr]   Downloaded libc v0.2.36
[INFO] [stderr]   Downloaded base64 v0.9.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.37
[INFO] [stderr]   Downloaded clap v2.30.0
[INFO] [stderr]   Downloaded futures v0.1.18
[INFO] [stderr]   Downloaded crossbeam-epoch v0.3.0
[INFO] [stderr]   Downloaded atty v0.2.6
[INFO] [stderr]   Downloaded rayon v1.0.0
[INFO] [stderr]   Downloaded num-integer v0.1.39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cc349604833e74e829f1375ced4a0cb4a495a0b6aea37a55ce06155be391398
[INFO] running `Command { std: "docker" "start" "-a" "7cc349604833e74e829f1375ced4a0cb4a495a0b6aea37a55ce06155be391398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cc349604833e74e829f1375ced4a0cb4a495a0b6aea37a55ce06155be391398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cc349604833e74e829f1375ced4a0cb4a495a0b6aea37a55ce06155be391398", kill_on_drop: false }`
[INFO] [stdout] 7cc349604833e74e829f1375ced4a0cb4a495a0b6aea37a55ce06155be391398
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bdb859d3e3720cb34f35e6d25fb427c00ac28a5ee35263f2bd64518add05a5d
[INFO] running `Command { std: "docker" "start" "-a" "1bdb859d3e3720cb34f35e6d25fb427c00ac28a5ee35263f2bd64518add05a5d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking crossbeam-epoch v0.3.0
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking deflate v0.7.17
[INFO] [stderr]     Checking inflate v0.4.4
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking rayon v1.0.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking futures v0.1.18
[INFO] [stderr]     Checking lcs-diff v0.1.1
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]     Checking clap v2.30.0
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.14
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]  Documenting lcs-image-diff v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.67s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/lcs_image_diff/index.html
[INFO] running `Command { std: "docker" "inspect" "1bdb859d3e3720cb34f35e6d25fb427c00ac28a5ee35263f2bd64518add05a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bdb859d3e3720cb34f35e6d25fb427c00ac28a5ee35263f2bd64518add05a5d", kill_on_drop: false }`
[INFO] [stdout] 1bdb859d3e3720cb34f35e6d25fb427c00ac28a5ee35263f2bd64518add05a5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "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] 007dd11881fa22da475cc30c836936d01170b431ae7b0d5f0c58f8bdf8cd9953
[INFO] running `Command { std: "docker" "start" "-a" "007dd11881fa22da475cc30c836936d01170b431ae7b0d5f0c58f8bdf8cd9953", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Documenting lcs-image-diff v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/lcs_image_diff/index.html
[INFO] running `Command { std: "docker" "inspect" "007dd11881fa22da475cc30c836936d01170b431ae7b0d5f0c58f8bdf8cd9953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "007dd11881fa22da475cc30c836936d01170b431ae7b0d5f0c58f8bdf8cd9953", kill_on_drop: false }`
[INFO] [stdout] 007dd11881fa22da475cc30c836936d01170b431ae7b0d5f0c58f8bdf8cd9953