[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 master#e1df625306f4136949e02612406f0c60df6008f3 for pr-96676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffnimick%2Frust-gzip" "/workspace/builds/worker-103/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-103/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fnimick/rust-gzip on toolchain e1df625306f4136949e02612406f0c60df6008f3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-103/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" "+e1df625306f4136949e02612406f0c60df6008f3" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80e1878edace77dec7e56cbebe9006b4aa05c7291295624a6ef1269794510679
[INFO] running `Command { std: "docker" "start" "-a" "80e1878edace77dec7e56cbebe9006b4aa05c7291295624a6ef1269794510679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80e1878edace77dec7e56cbebe9006b4aa05c7291295624a6ef1269794510679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80e1878edace77dec7e56cbebe9006b4aa05c7291295624a6ef1269794510679", kill_on_drop: false }`
[INFO] [stdout] 80e1878edace77dec7e56cbebe9006b4aa05c7291295624a6ef1269794510679
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dcb9650a528c04b07527bef1fe4a3041d16134ee76364e2560c9d44ba236f61
[INFO] running `Command { std: "docker" "start" "-a" "9dcb9650a528c04b07527bef1fe4a3041d16134ee76364e2560c9d44ba236f61", kill_on_drop: false }`
[INFO] [stderr]  Documenting rust-gzip v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `unstable`
[INFO] [stdout]  --> src/lib.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![allow(unstable)]
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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`
[INFO] [stdout]   --> src/cvec.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 | use self::core::raw::Slice as RawSlice;
[INFO] [stdout]    |                 ^^^ could not find `raw` in `core`
[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] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/inflate.rs:48:14
[INFO] [stdout]    |
[INFO] [stdout] 48 |     for i in (0 .. 19) {
[INFO] [stdout]    |              ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -     for i in (0 .. 19) {
[INFO] [stdout] 48 +     for i in 0 .. 19 {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `while` condition
[INFO] [stdout]    --> src/inflate.rs:191:11
[INFO] [stdout]     |
[INFO] [stdout] 191 |     while { last_block == 0 } {
[INFO] [stdout]     |           ^^               ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 191 -     while { last_block == 0 } {
[INFO] [stdout] 191 +     while last_block == 0 {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/huffman.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |     for bits in (0 .. bl_count.len()) {
[INFO] [stdout]     |                 ^                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 136 -     for bits in (0 .. bl_count.len()) {
[INFO] [stdout] 136 +     for bits in 0 .. bl_count.len() {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/gz_reader.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |         for i in (0 .. count) {
[INFO] [stdout]    |                  ^          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 -         for i in (0 .. count) {
[INFO] [stdout] 44 +         for i in 0 .. count {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/gz_reader.rs:55:18
[INFO] [stdout]    |
[INFO] [stdout] 55 |         for _ in (0 .. count) {
[INFO] [stdout]    |                  ^          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 55 -         for _ in (0 .. count) {
[INFO] [stdout] 55 +         for _ in 0 .. count {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 21 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0432, E0433.
[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,artifacts,future-incompat --document-private-items -C metadata=70380bb796bcbb81 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid --crate-version 0.0.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "9dcb9650a528c04b07527bef1fe4a3041d16134ee76364e2560c9d44ba236f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dcb9650a528c04b07527bef1fe4a3041d16134ee76364e2560c9d44ba236f61", kill_on_drop: false }`
[INFO] [stdout] 9dcb9650a528c04b07527bef1fe4a3041d16134ee76364e2560c9d44ba236f61