[INFO] fetching crate ergol 0.1.0...
[INFO] documenting ergol-0.1.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate ergol 0.1.0 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate ergol 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ergol 0.1.0
[INFO] finished tweaking crates.io crate ergol 0.1.0
[INFO] tweaked toml for crates.io crate ergol 0.1.0 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d8b8917c31d85ed7a26bd136fba2aeb1a02baa61a2b19c125c898fe2f3a2acd
[INFO] running `Command { std: "docker" "start" "-a" "6d8b8917c31d85ed7a26bd136fba2aeb1a02baa61a2b19c125c898fe2f3a2acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d8b8917c31d85ed7a26bd136fba2aeb1a02baa61a2b19c125c898fe2f3a2acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d8b8917c31d85ed7a26bd136fba2aeb1a02baa61a2b19c125c898fe2f3a2acd", kill_on_drop: false }`
[INFO] [stdout] 6d8b8917c31d85ed7a26bd136fba2aeb1a02baa61a2b19c125c898fe2f3a2acd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9df0cb6d718deee95ac12d79daddf76e6a823a653dfbee80638f00aef0bb8ba
[INFO] running `Command { std: "docker" "start" "-a" "a9df0cb6d718deee95ac12d79daddf76e6a823a653dfbee80638f00aef0bb8ba", 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 futures-channel v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]     Checking siphasher v0.3.6
[INFO] [stderr]    Compiling case v1.0.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking postgres-protocol v0.6.1
[INFO] [stderr]     Checking postgres-types v0.2.1
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking tokio-postgres v0.7.2
[INFO] [stderr]    Compiling ergol_core v0.1.0
[INFO] [stderr]    Compiling ergol_proc_macro v0.1.0
[INFO] [stderr]  Documenting ergol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.21s
[INFO] running `Command { std: "docker" "inspect" "a9df0cb6d718deee95ac12d79daddf76e6a823a653dfbee80638f00aef0bb8ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9df0cb6d718deee95ac12d79daddf76e6a823a653dfbee80638f00aef0bb8ba", kill_on_drop: false }`
[INFO] [stdout] a9df0cb6d718deee95ac12d79daddf76e6a823a653dfbee80638f00aef0bb8ba
