[INFO] cloning repository https://github.com/jcdyer/cavey [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcdyer/cavey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcdyer%2Fcavey", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcdyer%2Fcavey'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b6b2b8de268eda253af07dbc6f0856f5aad30ae1 [INFO] documenting jcdyer/cavey 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%2Fjcdyer%2Fcavey" "/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/jcdyer/cavey 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/jcdyer/cavey [INFO] finished tweaking git repo https://github.com/jcdyer/cavey [INFO] tweaked toml for git repo https://github.com/jcdyer/cavey written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/jcdyer/cavey 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 structopt-derive v0.2.16 [INFO] [stderr] Downloaded structopt v0.2.16 [INFO] [stderr] Downloaded historian v4.0.3 [INFO] [stderr] Downloaded sled v0.24.1 [INFO] [stderr] Downloaded pagecache v0.17.0 [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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b23fff6d06129016ba75bc083a8a51f38d5d54a59f1f12d4adbbc79e3fb7c23d [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" "b23fff6d06129016ba75bc083a8a51f38d5d54a59f1f12d4adbbc79e3fb7c23d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b23fff6d06129016ba75bc083a8a51f38d5d54a59f1f12d4adbbc79e3fb7c23d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b23fff6d06129016ba75bc083a8a51f38d5d54a59f1f12d4adbbc79e3fb7c23d", kill_on_drop: false }` [INFO] [stdout] b23fff6d06129016ba75bc083a8a51f38d5d54a59f1f12d4adbbc79e3fb7c23d [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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f066e1e2db0c716625a0f895e2da74bde089f59bfd227b9fc7d9cd5232a2406 [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" "4f066e1e2db0c716625a0f895e2da74bde089f59bfd227b9fc7d9cd5232a2406", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling syn v0.15.36 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Checking historian v4.0.3 [INFO] [stderr] Compiling bincode v1.1.4 [INFO] [stderr] Compiling backtrace v0.3.30 [INFO] [stderr] Checking regex-syntax v0.6.7 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking backtrace-sys v0.1.28 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rayon-core v1.5.0 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Checking env_logger v0.6.1 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling structopt-derive v0.2.16 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking structopt v0.2.16 [INFO] [stderr] Checking hashbrown v0.3.1 [INFO] [stderr] Checking serde_bytes v0.11.1 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking pagecache v0.17.0 [INFO] [stderr] Checking sled v0.24.1 [INFO] [stderr] Checking cavey v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Documenting cavey v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct is never constructed: `SSTable` [INFO] [stdout] --> src/sstable.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct SSTable { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_sorted_iter` [INFO] [stdout] --> src/sstable.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn from_sorted_iter<'a, P>(path: P, iter: impl Iterator) -> io::Result [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_file` [INFO] [stdout] --> src/sstable.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn from_file>(path: P) -> io::Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `at` [INFO] [stdout] --> src/sstable.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn at(&self, offset: u64) -> io::Result { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/sstable.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 97 | fn new(reader: BufReader) -> SSTableCursor { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 04s [INFO] running `Command { std: "docker" "inspect" "4f066e1e2db0c716625a0f895e2da74bde089f59bfd227b9fc7d9cd5232a2406", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f066e1e2db0c716625a0f895e2da74bde089f59bfd227b9fc7d9cd5232a2406", kill_on_drop: false }` [INFO] [stdout] 4f066e1e2db0c716625a0f895e2da74bde089f59bfd227b9fc7d9cd5232a2406