[INFO] fetching crate dlist-top 0.1.0...
[INFO] documenting dlist-top-0.1.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate dlist-top 0.1.0 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate dlist-top 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dlist-top 0.1.0
[INFO] finished tweaking crates.io crate dlist-top 0.1.0
[INFO] tweaked toml for crates.io crate dlist-top 0.1.0 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] crate crates.io crate dlist-top 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cae9f4185d4d15e87e94856e49832577555f95df62dc7b5b2c0e04b4477adac1
[INFO] running `Command { std: "docker" "start" "-a" "cae9f4185d4d15e87e94856e49832577555f95df62dc7b5b2c0e04b4477adac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cae9f4185d4d15e87e94856e49832577555f95df62dc7b5b2c0e04b4477adac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cae9f4185d4d15e87e94856e49832577555f95df62dc7b5b2c0e04b4477adac1", kill_on_drop: false }`
[INFO] [stdout] cae9f4185d4d15e87e94856e49832577555f95df62dc7b5b2c0e04b4477adac1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94a184273572971fd0b674f116441e8bff21e4137fe558243d2fb38c09b81d78
[INFO] running `Command { std: "docker" "start" "-a" "94a184273572971fd0b674f116441e8bff21e4137fe558243d2fb38c09b81d78", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking sha-1 v0.9.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking futures-channel v0.3.16
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking tungstenite v0.14.0
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking tokio-tungstenite v0.15.0
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tracing-subscriber v0.2.19
[INFO] [stderr]  Documenting dlist-top v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.35s
[INFO] running `Command { std: "docker" "inspect" "94a184273572971fd0b674f116441e8bff21e4137fe558243d2fb38c09b81d78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94a184273572971fd0b674f116441e8bff21e4137fe558243d2fb38c09b81d78", kill_on_drop: false }`
[INFO] [stdout] 94a184273572971fd0b674f116441e8bff21e4137fe558243d2fb38c09b81d78
