[INFO] fetching crate rkm 0.8.1...
[INFO] documenting rkm-0.8.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate rkm 0.8.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rkm 0.8.1 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rkm 0.8.1
[INFO] finished tweaking crates.io crate rkm 0.8.1
[INFO] tweaked toml for crates.io crate rkm 0.8.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate rkm 0.8.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a69ed2a42e7b745a205fc25820dcff3ce0464925157b8697ae7cfb53d0db5b0
[INFO] running `Command { std: "docker" "start" "-a" "3a69ed2a42e7b745a205fc25820dcff3ce0464925157b8697ae7cfb53d0db5b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a69ed2a42e7b745a205fc25820dcff3ce0464925157b8697ae7cfb53d0db5b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a69ed2a42e7b745a205fc25820dcff3ce0464925157b8697ae7cfb53d0db5b0", kill_on_drop: false }`
[INFO] [stdout] 3a69ed2a42e7b745a205fc25820dcff3ce0464925157b8697ae7cfb53d0db5b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c5bb965d691394316435cccacacf0311913945f9fb588e2b16bc895e24f4b44
[INFO] running `Command { std: "docker" "start" "-a" "5c5bb965d691394316435cccacacf0311913945f9fb588e2b16bc895e24f4b44", 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]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.5
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking bstr v0.2.9
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking rkm v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rkm v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.63s
[INFO] running `Command { std: "docker" "inspect" "5c5bb965d691394316435cccacacf0311913945f9fb588e2b16bc895e24f4b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c5bb965d691394316435cccacacf0311913945f9fb588e2b16bc895e24f4b44", kill_on_drop: false }`
[INFO] [stdout] 5c5bb965d691394316435cccacacf0311913945f9fb588e2b16bc895e24f4b44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 02dfa90ce98cb2ac834abcc416e359b6a71556ccb2e5e858da6ae67cc1245192
[INFO] running `Command { std: "docker" "start" "-a" "02dfa90ce98cb2ac834abcc416e359b6a71556ccb2e5e858da6ae67cc1245192", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.5
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking bstr v0.2.9
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]  Documenting rkm v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.72s
[INFO] running `Command { std: "docker" "inspect" "02dfa90ce98cb2ac834abcc416e359b6a71556ccb2e5e858da6ae67cc1245192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02dfa90ce98cb2ac834abcc416e359b6a71556ccb2e5e858da6ae67cc1245192", kill_on_drop: false }`
[INFO] [stdout] 02dfa90ce98cb2ac834abcc416e359b6a71556ccb2e5e858da6ae67cc1245192