[INFO] fetching crate may_waiter 0.1.6...
[INFO] documenting may_waiter-0.1.6 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate may_waiter 0.1.6 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate may_waiter 0.1.6 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 may_waiter 0.1.6
[INFO] finished tweaking crates.io crate may_waiter 0.1.6
[INFO] tweaked toml for crates.io crate may_waiter 0.1.6 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate may_waiter 0.1.6 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b0258ef5cb32f0a5d34541fb47a9cc014d385c2f5f884cef7f4698c4a6708e72
[INFO] running `Command { std: "docker" "start" "-a" "b0258ef5cb32f0a5d34541fb47a9cc014d385c2f5f884cef7f4698c4a6708e72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0258ef5cb32f0a5d34541fb47a9cc014d385c2f5f884cef7f4698c4a6708e72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0258ef5cb32f0a5d34541fb47a9cc014d385c2f5f884cef7f4698c4a6708e72", kill_on_drop: false }`
[INFO] [stdout] b0258ef5cb32f0a5d34541fb47a9cc014d385c2f5f884cef7f4698c4a6708e72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 19d224ab07df3ece852ba99affa341121400f97709298747f49443b30c936246
[INFO] running `Command { std: "docker" "start" "-a" "19d224ab07df3ece852ba99affa341121400f97709298747f49443b30c936246", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]     Checking memoffset v0.6.5
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling may_queue v0.1.8
[INFO] [stderr]    Compiling generator v0.7.0
[INFO] [stderr]    Compiling may v0.3.20
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking dashmap v5.2.0
[INFO] [stderr]  Documenting may_waiter v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking may_waiter v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.60s
[INFO] running `Command { std: "docker" "inspect" "19d224ab07df3ece852ba99affa341121400f97709298747f49443b30c936246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d224ab07df3ece852ba99affa341121400f97709298747f49443b30c936246", kill_on_drop: false }`
[INFO] [stdout] 19d224ab07df3ece852ba99affa341121400f97709298747f49443b30c936246
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] e7ac212a79edfb5ba2e1dac9ef67fbaaa4928e85733300a838ee03c308670dbb
[INFO] running `Command { std: "docker" "start" "-a" "e7ac212a79edfb5ba2e1dac9ef67fbaaa4928e85733300a838ee03c308670dbb", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.5
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling may_queue v0.1.8
[INFO] [stderr]    Compiling generator v0.7.0
[INFO] [stderr]    Compiling may v0.3.20
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking dashmap v5.2.0
[INFO] [stderr]  Documenting may_waiter v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.48s
[INFO] running `Command { std: "docker" "inspect" "e7ac212a79edfb5ba2e1dac9ef67fbaaa4928e85733300a838ee03c308670dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7ac212a79edfb5ba2e1dac9ef67fbaaa4928e85733300a838ee03c308670dbb", kill_on_drop: false }`
[INFO] [stdout] e7ac212a79edfb5ba2e1dac9ef67fbaaa4928e85733300a838ee03c308670dbb