[INFO] fetching crate off_blockway 0.0.8...
[INFO] documenting off_blockway-0.0.8 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate off_blockway 0.0.8 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate off_blockway 0.0.8 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 off_blockway 0.0.8
[INFO] finished tweaking crates.io crate off_blockway 0.0.8
[INFO] tweaked toml for crates.io crate off_blockway 0.0.8 written to /workspace/builds/worker-31/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] [stderr]     Blocking waiting for file lock on package cache
[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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 1b0b8ff6acf79672607a08d503ce8eac31239c1979a5d1ade3fefed861eb538d
[INFO] running `Command { std: "docker" "start" "-a" "1b0b8ff6acf79672607a08d503ce8eac31239c1979a5d1ade3fefed861eb538d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b0b8ff6acf79672607a08d503ce8eac31239c1979a5d1ade3fefed861eb538d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b0b8ff6acf79672607a08d503ce8eac31239c1979a5d1ade3fefed861eb538d", kill_on_drop: false }`
[INFO] [stdout] 1b0b8ff6acf79672607a08d503ce8eac31239c1979a5d1ade3fefed861eb538d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 1e7e7f943a34ba6ab20a9174e55fc7049e4be24f5a62d61acffb9ac0c1cd008a
[INFO] running `Command { std: "docker" "start" "-a" "1e7e7f943a34ba6ab20a9174e55fc7049e4be24f5a62d61acffb9ac0c1cd008a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking typenum v1.15.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking generic-array v0.8.4
[INFO] [stderr]     Checking generic-array v0.9.1
[INFO] [stderr]     Checking digest v0.6.1
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking sha3 v0.6.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]  Documenting off_blockway v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/block.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |         Ok( ( json ) )
[INFO] [stdout]     |             ^^    ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 140 -         Ok( ( json ) )
[INFO] [stdout] 140 +         Ok( json )
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/merkle.rs:516:13
[INFO] [stdout]     |
[INFO] [stdout] 516 |         Ok( ( json ) )
[INFO] [stdout]     |             ^^    ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 516 -         Ok( ( json ) )
[INFO] [stdout] 516 +         Ok( json )
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.94s
[INFO] running `Command { std: "docker" "inspect" "1e7e7f943a34ba6ab20a9174e55fc7049e4be24f5a62d61acffb9ac0c1cd008a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e7e7f943a34ba6ab20a9174e55fc7049e4be24f5a62d61acffb9ac0c1cd008a", kill_on_drop: false }`
[INFO] [stdout] 1e7e7f943a34ba6ab20a9174e55fc7049e4be24f5a62d61acffb9ac0c1cd008a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] f9b2e9516381d0537a930c467b68e2cd1e76cb3853dba8c3fccb34135bd0727e
[INFO] running `Command { std: "docker" "start" "-a" "f9b2e9516381d0537a930c467b68e2cd1e76cb3853dba8c3fccb34135bd0727e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking generic-array v0.8.4
[INFO] [stderr]     Checking generic-array v0.9.1
[INFO] [stderr]     Checking digest v0.6.1
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking sha3 v0.6.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]  Documenting off_blockway v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/block.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |         Ok( ( json ) )
[INFO] [stdout]     |             ^^    ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 140 -         Ok( ( json ) )
[INFO] [stdout] 140 +         Ok( json )
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/merkle.rs:516:13
[INFO] [stdout]     |
[INFO] [stdout] 516 |         Ok( ( json ) )
[INFO] [stdout]     |             ^^    ^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 516 -         Ok( ( json ) )
[INFO] [stdout] 516 +         Ok( json )
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.27s
[INFO] running `Command { std: "docker" "inspect" "f9b2e9516381d0537a930c467b68e2cd1e76cb3853dba8c3fccb34135bd0727e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9b2e9516381d0537a930c467b68e2cd1e76cb3853dba8c3fccb34135bd0727e", kill_on_drop: false }`
[INFO] [stdout] f9b2e9516381d0537a930c467b68e2cd1e76cb3853dba8c3fccb34135bd0727e