[INFO] fetching crate nxm 0.2.1...
[INFO] documenting nxm-0.2.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate nxm 0.2.1 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate nxm 0.2.1 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 nxm 0.2.1
[INFO] finished tweaking crates.io crate nxm 0.2.1
[INFO] tweaked toml for crates.io crate nxm 0.2.1 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 4fa5e2532a458ff9070944a9eb30e6ac8b897288b45df3e701f4279188b59c2c
[INFO] running `Command { std: "docker" "start" "-a" "4fa5e2532a458ff9070944a9eb30e6ac8b897288b45df3e701f4279188b59c2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fa5e2532a458ff9070944a9eb30e6ac8b897288b45df3e701f4279188b59c2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fa5e2532a458ff9070944a9eb30e6ac8b897288b45df3e701f4279188b59c2c", kill_on_drop: false }`
[INFO] [stdout] 4fa5e2532a458ff9070944a9eb30e6ac8b897288b45df3e701f4279188b59c2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 5b55188007349f7ea622e32cf2eaa16d0a6938961806d7bbcb22911f5ade2fd0
[INFO] running `Command { std: "docker" "start" "-a" "5b55188007349f7ea622e32cf2eaa16d0a6938961806d7bbcb22911f5ade2fd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling openssl v0.10.40
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling openssl-sys v0.9.73
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking pem v0.7.0
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]  Documenting nxm v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.37s
[INFO] running `Command { std: "docker" "inspect" "5b55188007349f7ea622e32cf2eaa16d0a6938961806d7bbcb22911f5ade2fd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b55188007349f7ea622e32cf2eaa16d0a6938961806d7bbcb22911f5ade2fd0", kill_on_drop: false }`
[INFO] [stdout] 5b55188007349f7ea622e32cf2eaa16d0a6938961806d7bbcb22911f5ade2fd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 8aaaa3a1338d54bf1dd109170c8a40f30e228493a8eac07d59c4bf1f669b1a33
[INFO] running `Command { std: "docker" "start" "-a" "8aaaa3a1338d54bf1dd109170c8a40f30e228493a8eac07d59c4bf1f669b1a33", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling openssl v0.10.40
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling openssl-sys v0.9.73
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking pem v0.7.0
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]  Documenting nxm v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.66s
[INFO] running `Command { std: "docker" "inspect" "8aaaa3a1338d54bf1dd109170c8a40f30e228493a8eac07d59c4bf1f669b1a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aaaa3a1338d54bf1dd109170c8a40f30e228493a8eac07d59c4bf1f669b1a33", kill_on_drop: false }`
[INFO] [stdout] 8aaaa3a1338d54bf1dd109170c8a40f30e228493a8eac07d59c4bf1f669b1a33