[INFO] cloning repository https://github.com/dgcampbe/tp2p
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dgcampbe/tp2p" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgcampbe%2Ftp2p", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgcampbe%2Ftp2p'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91ed6757324b1291817c3e5ffd619a8901822851
[INFO] documenting dgcampbe/tp2p against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgcampbe%2Ftp2p" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dgcampbe/tp2p on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dgcampbe/tp2p
[INFO] finished tweaking git repo https://github.com/dgcampbe/tp2p
[INFO] tweaked toml for git repo https://github.com/dgcampbe/tp2p written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/dgcampbe/tp2p already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d6f3abd65a1e2972ace11830e635570690c74dcb026eb6b904d72c9e7ff8fa02
[INFO] running `Command { std: "docker" "start" "-a" "d6f3abd65a1e2972ace11830e635570690c74dcb026eb6b904d72c9e7ff8fa02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6f3abd65a1e2972ace11830e635570690c74dcb026eb6b904d72c9e7ff8fa02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f3abd65a1e2972ace11830e635570690c74dcb026eb6b904d72c9e7ff8fa02", kill_on_drop: false }`
[INFO] [stdout] d6f3abd65a1e2972ace11830e635570690c74dcb026eb6b904d72c9e7ff8fa02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d109ffa46082a66ffc4c27c9aae2a12140014dc352513529ad1f044a227e336
[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" "6d109ffa46082a66ffc4c27c9aae2a12140014dc352513529ad1f044a227e336", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling merkle v1.11.0
[INFO] [stderr]    Compiling cpython v0.3.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling python3-sys v0.3.0
[INFO] [stderr]  Documenting tp2p v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `rand::os`
[INFO] [stdout]   --> src/main.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rand::os::{OsRng};
[INFO] [stdout]    |           ^^ could not find `os` in `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `tp2p`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name tp2p src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-472f27de6742d2ec.rmeta --extern cpython=/opt/rustwide/target/debug/deps/libcpython-c27c1a0a88d382bf.rmeta --extern error_chain=/opt/rustwide/target/debug/deps/liberror_chain-02e8868bc769a996.rmeta --extern merkle=/opt/rustwide/target/debug/deps/libmerkle-010dbe1834f4cf97.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-4a7176fa14824096.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-8a52680adf73752b.rmeta --extern ring=/opt/rustwide/target/debug/deps/libring-705575902a1c6060.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-d864f51faf8cc277.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "6d109ffa46082a66ffc4c27c9aae2a12140014dc352513529ad1f044a227e336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d109ffa46082a66ffc4c27c9aae2a12140014dc352513529ad1f044a227e336", kill_on_drop: false }`
[INFO] [stdout] 6d109ffa46082a66ffc4c27c9aae2a12140014dc352513529ad1f044a227e336