[INFO] fetching crate wavetable 0.1.2...
[INFO] documenting wavetable-0.1.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate wavetable 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate wavetable 0.1.2 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 crates.io crate wavetable 0.1.2
[INFO] finished tweaking crates.io crate wavetable 0.1.2
[INFO] tweaked toml for crates.io crate wavetable 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate wavetable 0.1.2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 2059d53e3c344430361c09f7382de99a4fe203949af6c903ed8b38825a0e6c90
[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" "2059d53e3c344430361c09f7382de99a4fe203949af6c903ed8b38825a0e6c90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2059d53e3c344430361c09f7382de99a4fe203949af6c903ed8b38825a0e6c90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2059d53e3c344430361c09f7382de99a4fe203949af6c903ed8b38825a0e6c90", kill_on_drop: false }`
[INFO] [stdout] 2059d53e3c344430361c09f7382de99a4fe203949af6c903ed8b38825a0e6c90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 7571457d2bb3ddf1472daec5b6e4007e4a42db2727a3c03d8a0d1a8712a56ca1
[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" "7571457d2bb3ddf1472daec5b6e4007e4a42db2727a3c03d8a0d1a8712a56ca1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]     Checking rustfft v3.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking serde v1.0.110
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]  Documenting wavetable v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown attribute `norun`. Did you mean `no_run`?
[INFO] [stdout]   --> src/wt_reader.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | /     /// Read a file with the given filename.
[INFO] [stdout] 53 | |     ///
[INFO] [stdout] 54 | |     /// The filename should not contain the full path of the file, but be
[INFO] [stdout] 55 | |     /// relative to the base path set in the constructor.
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     /// # }
[INFO] [stdout] 67 | |     /// ```
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_codeblock_attributes)]` on by default
[INFO] [stdout]    = help: the code block will either not be tested if not marked as a rust one or will be run (which you might not want)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown attribute `norun`. Did you mean `no_run`?
[INFO] [stdout]   --> src/wt_reader.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 | /     /// Read a wavetable from the provided input stream.
[INFO] [stdout] 83 | |     ///
[INFO] [stdout] 84 | |     /// Source is any stream object implementing the Read trait.
[INFO] [stdout] 85 | |     /// samples_per_table is the length of a single wave cycle, usually 2048.
[INFO] [stdout] ...  |
[INFO] [stdout] 94 | |     /// let wavetable = WtReader::read_wavetable(buffer, 2048)?;
[INFO] [stdout] 95 | |     /// ```
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the code block will either not be tested if not marked as a rust one or will be run (which you might not want)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.14s
[INFO] running `Command { std: "docker" "inspect" "7571457d2bb3ddf1472daec5b6e4007e4a42db2727a3c03d8a0d1a8712a56ca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7571457d2bb3ddf1472daec5b6e4007e4a42db2727a3c03d8a0d1a8712a56ca1", kill_on_drop: false }`
[INFO] [stdout] 7571457d2bb3ddf1472daec5b6e4007e4a42db2727a3c03d8a0d1a8712a56ca1