[INFO] fetching crate cardano-serialization-lib 7.1.0...
[INFO] documenting cardano-serialization-lib-7.1.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate cardano-serialization-lib 7.1.0 into /workspace/builds/worker-60/source
[INFO] validating manifest of crates.io crate cardano-serialization-lib 7.1.0 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 cardano-serialization-lib 7.1.0
[INFO] finished tweaking crates.io crate cardano-serialization-lib 7.1.0
[INFO] tweaked toml for crates.io crate cardano-serialization-lib 7.1.0 written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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" "+beta-2021-08-01" "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-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] dcc1c3efebad74f94e7c468ffba930f9087f75f88b6715da61c6025364aac547
[INFO] running `Command { std: "docker" "start" "-a" "dcc1c3efebad74f94e7c468ffba930f9087f75f88b6715da61c6025364aac547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcc1c3efebad74f94e7c468ffba930f9087f75f88b6715da61c6025364aac547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcc1c3efebad74f94e7c468ffba930f9087f75f88b6715da61c6025364aac547", kill_on_drop: false }`
[INFO] [stdout] dcc1c3efebad74f94e7c468ffba930f9087f75f88b6715da61c6025364aac547
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 70bd54e08331cd944c3bce88c0b6281b1a5c00be0451dd44a85947f719c705f2
[INFO] running `Command { std: "docker" "start" "-a" "70bd54e08331cd944c3bce88c0b6281b1a5c00be0451dd44a85947f719c705f2", 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 v1.0.127
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking cryptoxide v0.3.3
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking bech32 v0.7.3
[INFO] [stderr]     Checking cbor_event v2.1.3
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking ed25519 v1.2.0
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking ed25519-bip32 v0.3.2
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]     Checking curve25519-dalek v3.2.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]  Documenting cardano-serialization-lib v7.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/utils.rs:740:14
[INFO] [stdout]     |
[INFO] [stdout] 740 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.80s
[INFO] running `Command { std: "docker" "inspect" "70bd54e08331cd944c3bce88c0b6281b1a5c00be0451dd44a85947f719c705f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70bd54e08331cd944c3bce88c0b6281b1a5c00be0451dd44a85947f719c705f2", kill_on_drop: false }`
[INFO] [stdout] 70bd54e08331cd944c3bce88c0b6281b1a5c00be0451dd44a85947f719c705f2
