[INFO] fetching crate rust-zimg 0.1.0...
[INFO] documenting rust-zimg-0.1.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate rust-zimg 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rust-zimg 0.1.0 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-zimg 0.1.0
[INFO] finished tweaking crates.io crate rust-zimg 0.1.0
[INFO] tweaked toml for crates.io crate rust-zimg 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate rust-zimg 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1823b442062be608ef7af0dde3dad1c1ffcbe95b84fa9ae6bb71a771082c7d26
[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" "1823b442062be608ef7af0dde3dad1c1ffcbe95b84fa9ae6bb71a771082c7d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1823b442062be608ef7af0dde3dad1c1ffcbe95b84fa9ae6bb71a771082c7d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1823b442062be608ef7af0dde3dad1c1ffcbe95b84fa9ae6bb71a771082c7d26", kill_on_drop: false }`
[INFO] [stdout] 1823b442062be608ef7af0dde3dad1c1ffcbe95b84fa9ae6bb71a771082c7d26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.46.0" "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] 6f0c824518099ec56fbd63485e47d56695bccfbd698956a3e0ecaddc35b8bc61
[INFO] running `Command { std: "docker" "start" "-a" "6f0c824518099ec56fbd63485e47d56695bccfbd698956a3e0ecaddc35b8bc61", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking inflate v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]     Checking gif v0.8.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking unicode-normalization v0.1.9
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking buf_redux v0.6.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]     Checking cookie v0.2.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking hyper v0.9.18
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking image v0.9.1
[INFO] [stderr]     Checking iron v0.4.0
[INFO] [stderr]     Checking multipart v0.9.1
[INFO] [stderr]     Checking router v0.4.0
[INFO] [stderr]  Documenting rust-zimg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.66s
[INFO] running `Command { std: "docker" "inspect" "6f0c824518099ec56fbd63485e47d56695bccfbd698956a3e0ecaddc35b8bc61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f0c824518099ec56fbd63485e47d56695bccfbd698956a3e0ecaddc35b8bc61", kill_on_drop: false }`
[INFO] [stdout] 6f0c824518099ec56fbd63485e47d56695bccfbd698956a3e0ecaddc35b8bc61