[INFO] cloning repository https://github.com/ali-bibak/bitcoin-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ali-bibak/bitcoin-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fali-bibak%2Fbitcoin-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fali-bibak%2Fbitcoin-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc1d9154509c85b0d8191a4f9f5fb354ca19d3c9
[INFO] documenting ali-bibak/bitcoin-client against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fali-bibak%2Fbitcoin-client" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ali-bibak/bitcoin-client on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ali-bibak/bitcoin-client
[INFO] finished tweaking git repo https://github.com/ali-bibak/bitcoin-client
[INFO] tweaked toml for git repo https://github.com/ali-bibak/bitcoin-client written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/ali-bibak/bitcoin-client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hex-literal v0.2.1
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.51
[INFO] [stderr]   Downloaded weedle v0.10.0
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[INFO] [stderr]   Downloaded itoa v0.4.4
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[INFO] [stderr]   Downloaded tiny_http v0.6.2
[INFO] [stderr]   Downloaded synstructure v0.10.2
[INFO] [stderr]   Downloaded spin v0.5.2
[INFO] [stderr]   Downloaded unicode-xid v0.1.0
[INFO] [stderr]   Downloaded serde v1.0.101
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.9
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.1
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[INFO] [stderr]   Downloaded syn v0.15.44
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[INFO] [stderr]   Downloaded hex v0.4.0
[INFO] [stderr]   Downloaded hex-literal-impl v0.2.1
[INFO] [stderr]   Downloaded js-sys v0.3.28
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.51
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.51
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] faf87c14825f8dbf740f4fe8f4a99aa8d938e225b6a6ced2b1ed0439a0836f01
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "faf87c14825f8dbf740f4fe8f4a99aa8d938e225b6a6ced2b1ed0439a0836f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faf87c14825f8dbf740f4fe8f4a99aa8d938e225b6a6ced2b1ed0439a0836f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faf87c14825f8dbf740f4fe8f4a99aa8d938e225b6a6ced2b1ed0439a0836f01", kill_on_drop: false }`
[INFO] [stdout] faf87c14825f8dbf740f4fe8f4a99aa8d938e225b6a6ced2b1ed0439a0836f01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fda257e3b9f8f07f3a7b5860ac5d5d4e4a1dedd8cabda0c8fb5328b981b3d628
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fda257e3b9f8f07f3a7b5860ac5d5d4e4a1dedd8cabda0c8fb5328b981b3d628", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking stderrlog v0.4.1
[INFO] [stderr]     Checking tiny_http v0.6.2
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling hex-literal-impl v0.2.1
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking bincode v1.2.0
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]  Documenting bitcoin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/miner.rs:106:79
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut file = File::create(filename).expect("Unable to create file");;
[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 46.41s
[INFO] running `Command { std: "docker" "inspect" "fda257e3b9f8f07f3a7b5860ac5d5d4e4a1dedd8cabda0c8fb5328b981b3d628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fda257e3b9f8f07f3a7b5860ac5d5d4e4a1dedd8cabda0c8fb5328b981b3d628", kill_on_drop: false }`
[INFO] [stdout] fda257e3b9f8f07f3a7b5860ac5d5d4e4a1dedd8cabda0c8fb5328b981b3d628