[INFO] cloning repository https://github.com/fnimick/rust-gzip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fnimick/rust-gzip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffnimick%2Frust-gzip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffnimick%2Frust-gzip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72029df6ac95c3452ab3cc2a7d17c20f44d8d57d
[INFO] documenting fnimick/rust-gzip 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%2Ffnimick%2Frust-gzip" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fnimick/rust-gzip 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/fnimick/rust-gzip
[INFO] finished tweaking git repo https://github.com/fnimick/rust-gzip
[INFO] tweaked toml for git repo https://github.com/fnimick/rust-gzip written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/fnimick/rust-gzip 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 82936ec22f53d9f8602be8f2b601ff5abcd3f8cb933d5a0873a1ea4897d8719e
[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" "82936ec22f53d9f8602be8f2b601ff5abcd3f8cb933d5a0873a1ea4897d8719e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82936ec22f53d9f8602be8f2b601ff5abcd3f8cb933d5a0873a1ea4897d8719e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82936ec22f53d9f8602be8f2b601ff5abcd3f8cb933d5a0873a1ea4897d8719e", kill_on_drop: false }`
[INFO] [stdout] 82936ec22f53d9f8602be8f2b601ff5abcd3f8cb933d5a0873a1ea4897d8719e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 1c5b0a301c15b0f55013894f507e61b303f10819db0f549e1d211829481722bf
[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" "1c5b0a301c15b0f55013894f507e61b303f10819db0f549e1d211829481722bf", kill_on_drop: false }`
[INFO] [stderr]  Documenting rust-gzip v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: can't qualify macro_rules invocation with `pub`
[INFO] [stdout]   --> src/macros.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub macro_rules! bail {
[INFO] [stdout]    | ^^^ help: try exporting the macro: `#[macro_export]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: can't qualify macro_rules invocation with `pub`
[INFO] [stdout]   --> src/macros.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub macro_rules! if_opt {
[INFO] [stdout]    | ^^^ help: try exporting the macro: `#[macro_export]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: can't qualify macro_rules invocation with `pub`
[INFO] [stdout]   --> src/macros.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub macro_rules! try_bail {
[INFO] [stdout]    | ^^^ help: try exporting the macro: `#[macro_export]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: can't qualify macro_rules invocation with `pub`
[INFO] [stdout]   --> src/macros.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub macro_rules! try_opt {
[INFO] [stdout]    | ^^^ help: try exporting the macro: `#[macro_export]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: can't qualify macro_rules invocation with `pub`
[INFO] [stdout]   --> src/macros.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub macro_rules! try_ref_opt {
[INFO] [stdout]    | ^^^ help: try exporting the macro: `#[macro_export]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `funcs` in `libc`
[INFO] [stdout]   --> src/cvec.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | use libc::funcs::c95::stdlib::{malloc, realloc, free};
[INFO] [stdout]    |           ^^^^^ could not find `funcs` in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::core::raw::Slice`
[INFO] [stdout]   --> src/cvec.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use self::core::raw::Slice as RawSlice;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `Slice` in `raw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::core::num::Int`
[INFO] [stdout]   --> src/cvec.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use self::core::num::Int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::core::num::Int`
[INFO] [stdout]   --> src/header.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use self::core::num::Int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stdout]    --> src/cvec.rs:238:3
[INFO] [stdout]     |
[INFO] [stdout] 238 | #[unsafe_destructor]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]    --> src/cvec.rs:269:23
[INFO] [stdout]     |
[INFO] [stdout] 269 | #[derive(Copy, Clone, Show)]
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/header.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[derive(PartialEq, Show)]
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/header.rs:55:21
[INFO] [stdout]    |
[INFO] [stdout] 55 | #[derive(PartialEq, Show)]
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/huffman.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Clone, Show)]
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/huffman.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[derive(Show, PartialEq)]
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/huffman.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[derive(Show, PartialEq)]
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/gz_reader.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Show)]
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `AsSlice` in this scope
[INFO] [stdout]    --> src/cvec.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 | impl<T> AsSlice<T> for CVec<T> {
[INFO] [stdout]     |         ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Show` in module `fmt`
[INFO] [stdout]    --> src/cvec.rs:259:25
[INFO] [stdout]     |
[INFO] [stdout] 259 | impl<T: fmt::Show> fmt::Show for CVec<T> {
[INFO] [stdout]     |                         ^^^^ not found in `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Show` in module `fmt`
[INFO] [stdout]    --> src/cvec.rs:259:14
[INFO] [stdout]     |
[INFO] [stdout] 259 | impl<T: fmt::Show> fmt::Show for CVec<T> {
[INFO] [stdout]     |              ^^^^ not found in `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(unsafe_destructor)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(box_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 23 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0432, E0433, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `rust-gzip`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type staticlib --crate-name rgzip 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 --cap-lints=warn --crate-version 0.0.1` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "1c5b0a301c15b0f55013894f507e61b303f10819db0f549e1d211829481722bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c5b0a301c15b0f55013894f507e61b303f10819db0f549e1d211829481722bf", kill_on_drop: false }`
[INFO] [stdout] 1c5b0a301c15b0f55013894f507e61b303f10819db0f549e1d211829481722bf