[INFO] cloning repository https://github.com/mailgun/sneakercopy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mailgun/sneakercopy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmailgun%2Fsneakercopy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmailgun%2Fsneakercopy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3b2c2bf4c388b88c5dcc871b09ee3d06f9a0c6fe [INFO] documenting mailgun/sneakercopy against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmailgun%2Fsneakercopy" "/workspace/builds/worker-28/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mailgun/sneakercopy on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mailgun/sneakercopy [INFO] finished tweaking git repo https://github.com/mailgun/sneakercopy [INFO] tweaked toml for git repo https://github.com/mailgun/sneakercopy written to /workspace/builds/worker-28/source/Cargo.toml [INFO] crate git repo https://github.com/mailgun/sneakercopy already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tar v0.4.16 [INFO] [stderr] Downloaded term v0.2.14 [INFO] [stderr] Downloaded bindgen v0.37.4 [INFO] [stderr] Downloaded quicli v0.3.0 [INFO] [stderr] Downloaded sodiumoxide v0.1.0 [INFO] [stderr] Downloaded spinners v1.0.0 [INFO] [stderr] Downloaded rpassword v2.0.0 [INFO] [stderr] Downloaded spinner v0.4.0 [INFO] [stderr] Downloaded libsodium-sys v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5992d4ff47a1476bdf1e9c9aa1feb6f620307bf82461397a982be47fd0224e8a [INFO] running `Command { std: "docker" "start" "-a" "5992d4ff47a1476bdf1e9c9aa1feb6f620307bf82461397a982be47fd0224e8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5992d4ff47a1476bdf1e9c9aa1feb6f620307bf82461397a982be47fd0224e8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5992d4ff47a1476bdf1e9c9aa1feb6f620307bf82461397a982be47fd0224e8a", kill_on_drop: false }` [INFO] [stdout] 5992d4ff47a1476bdf1e9c9aa1feb6f620307bf82461397a982be47fd0224e8a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 136fbe8925293608d6097902f3ec7f6deee4d4927cb5a97e8c4c49c0bfacc732 [INFO] running `Command { std: "docker" "start" "-a" "136fbe8925293608d6097902f3ec7f6deee4d4927cb5a97e8c4c49c0bfacc732", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Compiling cc v1.0.18 [INFO] [stderr] Checking cfg-if v0.1.4 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Checking lazy_static v1.0.2 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling bindgen v0.37.4 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Compiling bitflags v1.0.3 [INFO] [stderr] Compiling termcolor v1.0.1 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling serde v1.0.70 [INFO] [stderr] Compiling pkg-config v0.3.12 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Checking ansi_term v0.7.5 [INFO] [stderr] Checking byteorder v1.2.4 [INFO] [stderr] Checking strum v0.8.0 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Compiling proc-macro2 v0.4.9 [INFO] [stderr] Compiling proc-macro2 v0.3.5 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking regex-syntax v0.6.2 [INFO] [stderr] Checking humantime v1.1.1 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking log v0.4.3 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking base64 v0.9.2 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling quote v0.6.4 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling which v1.0.5 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking filetime v0.2.1 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking rpassword v2.0.0 [INFO] [stderr] Compiling clang-sys v0.23.0 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling aho-corasick v0.6.6 [INFO] [stderr] Compiling syn v0.14.5 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Checking term v0.2.14 [INFO] [stderr] Checking tar v0.4.16 [INFO] [stderr] Compiling libloading v0.5.0 [INFO] [stderr] Compiling backtrace-sys v0.1.23 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking libflate v0.1.16 [INFO] [stderr] Checking spinner v0.4.0 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling cexpr v0.2.3 [INFO] [stderr] Compiling strum_macros v0.8.0 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking error-chain v0.12.0 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Checking spinners v1.0.0 [INFO] [stderr] Checking env_logger v0.5.11 [INFO] [stderr] Compiling structopt-derive v0.2.10 [INFO] [stderr] Compiling serde_derive v1.0.70 [INFO] [stderr] Checking structopt v0.2.10 [INFO] [stderr] Checking clap-verbosity-flag v0.1.0 [INFO] [stderr] Checking quicli v0.3.0 [INFO] [stderr] Compiling libsodium-sys v0.1.0 [INFO] [stderr] Checking sodiumoxide v0.1.0 [INFO] [stderr] Documenting sneakercopy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(int_to_from_bytes)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this URL is not a hyperlink [INFO] [stdout] --> src/builder.rs:1:31 [INFO] [stdout] | [INFO] [stdout] 1 | /// Shamelessly borrowed from https://jadpole.github.io/rust/builder-macro. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(rustdoc::bare_urls)]` on by default [INFO] [stdout] = note: bare URLs are not automatically turned into clickable links [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not document `sneakercopy` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type lib --crate-name sneakercopy src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=589931da2c9c9d52 -L dependency=/opt/rustwide/target/debug/deps --extern base64=/opt/rustwide/target/debug/deps/libbase64-696bc7aa84785398.rmeta --extern error_chain=/opt/rustwide/target/debug/deps/liberror_chain-a44c9db9b66615b8.rmeta --extern libflate=/opt/rustwide/target/debug/deps/liblibflate-dbe31ba2b27c3eb1.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-baca0a6dbcd5a094.rmeta --extern quicli=/opt/rustwide/target/debug/deps/libquicli-bea8ad86a93c4ec7.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-619513aa21cafce5.rmeta --extern rpassword=/opt/rustwide/target/debug/deps/librpassword-612c711529075ef5.rmeta --extern sodiumoxide=/opt/rustwide/target/debug/deps/libsodiumoxide-c9386f0d6ba583d3.rmeta --extern spinners=/opt/rustwide/target/debug/deps/libspinners-45795434a72a5960.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-fa8f1dd5b6c7a343.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-fd0a907ea8ba8e73.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "136fbe8925293608d6097902f3ec7f6deee4d4927cb5a97e8c4c49c0bfacc732", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "136fbe8925293608d6097902f3ec7f6deee4d4927cb5a97e8c4c49c0bfacc732", kill_on_drop: false }` [INFO] [stdout] 136fbe8925293608d6097902f3ec7f6deee4d4927cb5a97e8c4c49c0bfacc732