[INFO] fetching crate cntr-nix 0.11.3-pre1...
[INFO] documenting cntr-nix-0.11.3-pre1 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate cntr-nix 0.11.3-pre1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cntr-nix 0.11.3-pre1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cntr-nix 0.11.3-pre1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate cntr-nix 0.11.3-pre1
[INFO] tweaked toml for crates.io crate cntr-nix 0.11.3-pre1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tempfile v2.2.0
[INFO] [stderr]   Downloaded sysctl v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10c39b89d017f8493e0389d0b2acfe075a0a9a5a32f6dc433a923b1608825eb3
[INFO] running `Command { std: "docker" "start" "-a" "10c39b89d017f8493e0389d0b2acfe075a0a9a5a32f6dc433a923b1608825eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10c39b89d017f8493e0389d0b2acfe075a0a9a5a32f6dc433a923b1608825eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10c39b89d017f8493e0389d0b2acfe075a0a9a5a32f6dc433a923b1608825eb3", kill_on_drop: false }`
[INFO] [stdout] 10c39b89d017f8493e0389d0b2acfe075a0a9a5a32f6dc433a923b1608825eb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93165ad7261e20537000de90fd145ab8fe234922227aedd5b72bc29bb02f7f56
[INFO] running `Command { std: "docker" "start" "-a" "93165ad7261e20537000de90fd145ab8fe234922227aedd5b72bc29bb02f7f56", kill_on_drop: false }`
[INFO] [stderr]    Compiling cntr-nix v0.11.3-pre1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]  Documenting cntr-nix v0.11.3-pre1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/features.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 b'0'...b'9' => {
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/mqueue.rs:154:46
[INFO] [stdout]     |
[INFO] [stdout] 154 | pub fn mq_set_nonblock(mqd: mqd_t) -> Result<(MqAttr)> {
[INFO] [stdout]     |                                              ^      ^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:13:9
[INFO] [stdout]     |
[INFO] [stdout] 13  | #![deny(unused)]
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_parens)]` implied by `#[warn(unused)]`
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 154 - pub fn mq_set_nonblock(mqd: mqd_t) -> Result<(MqAttr)> {
[INFO] [stdout] 154 + pub fn mq_set_nonblock(mqd: mqd_t) -> Result<MqAttr> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/mqueue.rs:166:49
[INFO] [stdout]     |
[INFO] [stdout] 166 | pub fn mq_remove_nonblock(mqd: mqd_t) -> Result<(MqAttr)> {
[INFO] [stdout]     |                                                 ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 166 - pub fn mq_remove_nonblock(mqd: mqd_t) -> Result<(MqAttr)> {
[INFO] [stdout] 166 + pub fn mq_remove_nonblock(mqd: mqd_t) -> Result<MqAttr> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/macros.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |                   $entry = libc::$entry,
[INFO] [stdout]     |                            ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/sys/resource.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | / libc_enum!{
[INFO] [stdout] 7   | |     #[repr(i32)]
[INFO] [stdout] 8   | |     pub enum Resource {
[INFO] [stdout] 9   | |         RLIMIT_AS,
[INFO] [stdout] ...   |
[INFO] [stdout] 35  | |     }
[INFO] [stdout] 36  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `libc_enum` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/macros.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |                   $entry = libc::$entry,
[INFO] [stdout]     |                            ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/sys/resource.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | / libc_enum!{
[INFO] [stdout] 7   | |     #[repr(i32)]
[INFO] [stdout] 8   | |     pub enum Resource {
[INFO] [stdout] 9   | |         RLIMIT_AS,
[INFO] [stdout] ...   |
[INFO] [stdout] 35  | |     }
[INFO] [stdout] 36  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `libc_enum` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/macros.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |                   $entry = libc::$entry,
[INFO] [stdout]     |                            ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/sys/resource.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | / libc_enum!{
[INFO] [stdout] 7   | |     #[repr(i32)]
[INFO] [stdout] 8   | |     pub enum Resource {
[INFO] [stdout] 9   | |         RLIMIT_AS,
[INFO] [stdout] ...   |
[INFO] [stdout] 35  | |     }
[INFO] [stdout] 36  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `libc_enum` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/macros.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |                   $entry = libc::$entry,
[INFO] [stdout]     |                            ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/sys/resource.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | / libc_enum!{
[INFO] [stdout] 7   | |     #[repr(i32)]
[INFO] [stdout] 8   | |     pub enum Resource {
[INFO] [stdout] 9   | |         RLIMIT_AS,
[INFO] [stdout] ...   |
[INFO] [stdout] 35  | |     }
[INFO] [stdout] 36  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `libc_enum` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/macros.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |                   $entry = libc::$entry,
[INFO] [stdout]     |                            ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/sys/resource.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | / libc_enum!{
[INFO] [stdout] 7   | |     #[repr(i32)]
[INFO] [stdout] 8   | |     pub enum Resource {
[INFO] [stdout] 9   | |         RLIMIT_AS,
[INFO] [stdout] ...   |
[INFO] [stdout] 35  | |     }
[INFO] [stdout] 36  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `libc_enum` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/macros.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |                   $entry = libc::$entry,
[INFO] [stdout]     |                            ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/sys/resource.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | / libc_enum!{
[INFO] [stdout] 7   | |     #[repr(i32)]
[INFO] [stdout] 8   | |     pub enum Resource {
[INFO] [stdout] 9   | |         RLIMIT_AS,
[INFO] [stdout] ...   |
[INFO] [stdout] 35  | |     }
[INFO] [stdout] 36  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `libc_enum` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/macros.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |                   $entry = libc::$entry,
[INFO] [stdout]     |                            ^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/sys/resource.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | / libc_enum!{
[INFO] [stdout] 7   | |     #[repr(i32)]
[INFO] [stdout] 8   | |     pub enum Resource {
[INFO] [stdout] 9   | |         RLIMIT_AS,
[INFO] [stdout] ...   |
[INFO] [stdout] 35  | |     }
[INFO] [stdout] 36  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `libc_enum` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `cntr-nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --crate-type lib --crate-name nix src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=81c7829b9d691687 -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-c0bd97bdb7c1fbd1.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-fa201843a150fe4d.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-d14b5e10944e99e9.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-150751cbeb799d98.rmeta --cap-lints=warn --crate-version 0.11.3-pre1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "93165ad7261e20537000de90fd145ab8fe234922227aedd5b72bc29bb02f7f56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93165ad7261e20537000de90fd145ab8fe234922227aedd5b72bc29bb02f7f56", kill_on_drop: false }`
[INFO] [stdout] 93165ad7261e20537000de90fd145ab8fe234922227aedd5b72bc29bb02f7f56
