[INFO] cloning repository https://github.com/matteocam/pay-to-sudoku-attack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matteocam/pay-to-sudoku-attack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatteocam%2Fpay-to-sudoku-attack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatteocam%2Fpay-to-sudoku-attack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cfc072fcdc17e10916185308edbdd232be808ad4
[INFO] documenting matteocam/pay-to-sudoku-attack against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatteocam%2Fpay-to-sudoku-attack" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matteocam/pay-to-sudoku-attack on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matteocam/pay-to-sudoku-attack
[INFO] finished tweaking git repo https://github.com/matteocam/pay-to-sudoku-attack
[INFO] tweaked toml for git repo https://github.com/matteocam/pay-to-sudoku-attack written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/matteocam/pay-to-sudoku-attack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fixedbitset v0.1.6
[INFO] [stderr]   Downloaded strason v0.3.4
[INFO] [stderr]   Downloaded vec_map v0.4.0
[INFO] [stderr]   Downloaded bincode v0.4.1
[INFO] [stderr]   Downloaded thread-scoped v1.0.1
[INFO] [stderr]   Downloaded bzip2-sys v0.1.5
[INFO] [stderr]   Downloaded whiteread v0.2.0
[INFO] [stderr]   Downloaded hex v0.1.0
[INFO] [stderr]   Downloaded bzip2 v0.2.4
[INFO] [stderr]   Downloaded jsonrpc v0.7.6
[INFO] [stderr]   Downloaded clap v1.5.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eadc6d367532a62d521837e97d76ecb0ef23595dd83c5b295aef855e7ddc13c6
[INFO] running `Command { std: "docker" "start" "-a" "eadc6d367532a62d521837e97d76ecb0ef23595dd83c5b295aef855e7ddc13c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eadc6d367532a62d521837e97d76ecb0ef23595dd83c5b295aef855e7ddc13c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eadc6d367532a62d521837e97d76ecb0ef23595dd83c5b295aef855e7ddc13c6", kill_on_drop: false }`
[INFO] [stdout] eadc6d367532a62d521837e97d76ecb0ef23595dd83c5b295aef855e7ddc13c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4dc78c1d2a32062a8b9c80ef6776a4e63988dac19a8759bf3a581c9bef89b0a
[INFO] running `Command { std: "docker" "start" "-a" "c4dc78c1d2a32062a8b9c80ef6776a4e63988dac19a8759bf3a581c9bef89b0a", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking rustc-serialize v0.3.23
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]    Compiling gcc v0.3.45
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking log v0.3.7
[INFO] [stderr]     Checking matches v0.1.4
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking time v0.1.36
[INFO] [stderr]     Checking num-integer v0.1.34
[INFO] [stderr]    Compiling unicase v1.4.0
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]     Checking language-tags v0.0.7
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking httparse v1.2.2
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking byteorder v0.4.2
[INFO] [stderr]    Compiling miniz-sys v0.1.9
[INFO] [stderr]    Compiling bzip2-sys v0.1.5
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking ansi_term v0.7.5
[INFO] [stderr]     Checking vec_map v0.4.0
[INFO] [stderr]     Checking strsim v0.4.1
[INFO] [stderr]     Checking fixedbitset v0.1.6
[INFO] [stderr]     Checking thread-scoped v1.0.1
[INFO] [stderr]     Checking whiteread v0.2.0
[INFO] [stderr]     Checking hex v0.1.0
[INFO] [stderr]     Checking clap v1.5.6
[INFO] [stderr]     Checking flate2 v0.2.19
[INFO] [stderr]     Checking num-bigint v0.1.37
[INFO] [stderr]     Checking num-complex v0.1.37
[INFO] [stderr]     Checking uuid v0.1.18
[INFO] [stderr]     Checking bzip2 v0.2.4
[INFO] [stderr]     Checking url v0.2.38
[INFO] [stderr]     Checking num-rational v0.1.36
[INFO] [stderr]     Checking cookie v0.1.21
[INFO] [stderr]     Checking num v0.1.37
[INFO] [stderr]     Checking serde v0.6.15
[INFO] [stderr]     Checking mime v0.1.3
[INFO] [stderr]     Checking strason v0.3.4
[INFO] [stderr]     Checking bincode v0.4.1
[INFO] [stderr]     Checking hyper v0.6.16
[INFO] [stderr]     Checking jsonrpc v0.7.6
[INFO] [stderr]  Documenting pay-to-sudoku v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:311:28
[INFO] [stdout]     |
[INFO] [stdout] 311 |                         if (rx.lock().unwrap().try_recv().is_ok()) {
[INFO] [stdout]     |                            ^                                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 311 -                         if (rx.lock().unwrap().try_recv().is_ok()) {
[INFO] [stdout] 311 +                         if rx.lock().unwrap().try_recv().is_ok() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.87s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.23
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/pay_to_sudoku/index.html
[INFO] running `Command { std: "docker" "inspect" "c4dc78c1d2a32062a8b9c80ef6776a4e63988dac19a8759bf3a581c9bef89b0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4dc78c1d2a32062a8b9c80ef6776a4e63988dac19a8759bf3a581c9bef89b0a", kill_on_drop: false }`
[INFO] [stdout] c4dc78c1d2a32062a8b9c80ef6776a4e63988dac19a8759bf3a581c9bef89b0a
