[INFO] cloning repository https://github.com/garyttierney/libsepolrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/garyttierney/libsepolrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaryttierney%2Flibsepolrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaryttierney%2Flibsepolrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83b1e107f7328c9906417b6423def7c22d78ec13
[INFO] documenting garyttierney/libsepolrs against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaryttierney%2Flibsepolrs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/garyttierney/libsepolrs on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/garyttierney/libsepolrs
[INFO] finished tweaking git repo https://github.com/garyttierney/libsepolrs
[INFO] tweaked toml for git repo https://github.com/garyttierney/libsepolrs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/garyttierney/libsepolrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded croaring v0.3.5
[INFO] [stderr]   Downloaded croaring-sys v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 128256f10c512b92b4d4aed5464d6b980f83c11659db569c6572603b06eb18cd
[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" "128256f10c512b92b4d4aed5464d6b980f83c11659db569c6572603b06eb18cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "128256f10c512b92b4d4aed5464d6b980f83c11659db569c6572603b06eb18cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "128256f10c512b92b4d4aed5464d6b980f83c11659db569c6572603b06eb18cd", kill_on_drop: false }`
[INFO] [stdout] 128256f10c512b92b4d4aed5464d6b980f83c11659db569c6572603b06eb18cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c15e496b3c77dd38512991227e5aaecfa1cb9ead8bb572cc09314fefc8b3115b
[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" "c15e496b3c77dd38512991227e5aaecfa1cb9ead8bb572cc09314fefc8b3115b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.4
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]    Compiling termcolor v1.0.1
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling aho-corasick v0.6.6
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling env_logger v0.5.11
[INFO] [stderr]    Compiling croaring-sys v0.3.5
[INFO] [stderr]     Checking croaring v0.3.5
[INFO] [stderr]     Checking sepolrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting sepolrs 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:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(nll)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `policydb::CompatibilityProfile`
[INFO] [stdout]  --> src/policydb/bitmap.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use policydb::CompatibilityProfile;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `policydb::CompatibilityProfile`
[INFO] [stdout]  --> src/policydb/class.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use policydb::CompatibilityProfile;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `policydb::CompatibilityProfile`
[INFO] [stdout]  --> src/policydb/cons.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use policydb::CompatibilityProfile;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `policydb::CompatibilityProfile`
[INFO] [stdout]  --> src/policydb/mls.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use policydb::CompatibilityProfile;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/policydb/mls.rs:37:41
[INFO] [stdout]    |
[INFO] [stdout] 37 |             categories.add_range_closed((low..high))
[INFO] [stdout]    |                                         ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `policydb::CompatibilityProfile`
[INFO] [stdout]  --> src/policydb/polcap.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use policydb::CompatibilityProfile;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/policydb/profile.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/policydb/profile.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `policydb::CompatibilityProfile`
[INFO] [stdout]  --> src/policydb/role.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use policydb::CompatibilityProfile;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `policydb::PolicyType`
[INFO] [stdout]  --> src/policydb/role.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use policydb::PolicyType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `policydb::CompatibilityProfile`
[INFO] [stdout]  --> src/policydb/symtable.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use policydb::CompatibilityProfile;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `policydb::PolicyReadError`
[INFO] [stdout]  --> src/policydb/symtable.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use policydb::PolicyReadError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `policydb::PolicyReader`
[INFO] [stdout]  --> src/policydb/symtable.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use policydb::PolicyReader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/policydb/symtable.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `policydb::CompatibilityProfile`
[INFO] [stdout]  --> src/policydb/ty.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use policydb::CompatibilityProfile;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `policydb::CompatibilityProfile`
[INFO] [stdout]  --> src/policydb/user.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use policydb::CompatibilityProfile;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(nll)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `sepolrs`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name sepolrs src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-6f34db9de34f360f.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-482a62d68c65274c.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-ae75f1c53d000940.rmeta --extern croaring=/opt/rustwide/target/debug/deps/libcroaring-cb5f0ef7c4453dd3.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-ef66eb8868318002.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-4186dd78dd1572d5.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c15e496b3c77dd38512991227e5aaecfa1cb9ead8bb572cc09314fefc8b3115b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c15e496b3c77dd38512991227e5aaecfa1cb9ead8bb572cc09314fefc8b3115b", kill_on_drop: false }`
[INFO] [stdout] c15e496b3c77dd38512991227e5aaecfa1cb9ead8bb572cc09314fefc8b3115b
