Sep 10 11:23:47.903 INFO checking rnix-0.4.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 11:23:47.903 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 11:23:47.903 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 11:23:48.109 INFO blam! 44d6ac1734f6ba29e7f4996c8565ce21811456bcd0d1593cc93686e3b9f2f8c8
Sep 10 11:23:48.110 INFO running `"docker" "start" "-a" "44d6ac1734f6ba29e7f4996c8565ce21811456bcd0d1593cc93686e3b9f2f8c8"`
Sep 10 11:23:48.723 INFO kablam! usermod: no changes
Sep 10 11:23:48.774 INFO kablam! warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Sep 10 11:23:48.810 INFO kablam!     Checking arenatree v0.1.0
Sep 10 11:23:48.810 INFO kablam!     Checking smol_str v0.1.6
Sep 10 11:23:49.325 INFO kablam!     Checking rnix v0.4.0 (file:///source)
Sep 10 11:23:49.975 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:49.975 INFO kablam!   --> src/lib.rs:19:14
Sep 10 11:23:49.975 INFO kablam!    |
Sep 10 11:23:49.975 INFO kablam! 19 | #[macro_use] crate mod utils;
Sep 10 11:23:49.975 INFO kablam!    |              ^^^^^
Sep 10 11:23:49.975 INFO kablam!    |
Sep 10 11:23:49.975 INFO kablam!    = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:49.975 INFO kablam! 
Sep 10 11:23:49.975 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:49.975 INFO kablam!  --> src/utils/mod.rs:1:1
Sep 10 11:23:49.975 INFO kablam!   |
Sep 10 11:23:49.975 INFO kablam! 1 | crate mod stack;
Sep 10 11:23:49.975 INFO kablam!   | ^^^^^
Sep 10 11:23:49.975 INFO kablam!   |
Sep 10 11:23:49.975 INFO kablam!   = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:49.975 INFO kablam! 
Sep 10 11:23:49.975 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:49.975 INFO kablam!  --> src/utils/stack.rs:2:1
Sep 10 11:23:49.975 INFO kablam!   |
Sep 10 11:23:49.975 INFO kablam! 2 | crate struct Stack<I> {
Sep 10 11:23:49.975 INFO kablam!   | ^^^^^
Sep 10 11:23:49.976 INFO kablam!   |
Sep 10 11:23:49.976 INFO kablam!   = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:49.976 INFO kablam! 
Sep 10 11:23:49.976 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:49.976 INFO kablam!  --> src/utils/stack.rs:7:5
Sep 10 11:23:49.976 INFO kablam!   |
Sep 10 11:23:49.976 INFO kablam! 7 |     crate fn new(buffer: [Option<I>; 2]) -> Self {
Sep 10 11:23:49.976 INFO kablam!   |     ^^^^^
Sep 10 11:23:49.976 INFO kablam!   |
Sep 10 11:23:49.976 INFO kablam!   = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:49.976 INFO kablam! 
Sep 10 11:23:49.976 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:49.976 INFO kablam!   --> src/utils/stack.rs:12:5
Sep 10 11:23:49.976 INFO kablam!    |
Sep 10 11:23:49.976 INFO kablam! 12 |     crate fn first_free_index(&self) -> usize {
Sep 10 11:23:49.976 INFO kablam!    |     ^^^^^
Sep 10 11:23:49.976 INFO kablam!    |
Sep 10 11:23:49.976 INFO kablam!    = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:49.976 INFO kablam! 
Sep 10 11:23:49.976 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:49.976 INFO kablam!   --> src/utils/stack.rs:16:5
Sep 10 11:23:49.976 INFO kablam!    |
Sep 10 11:23:49.976 INFO kablam! 16 |     crate fn first_free(&mut self) -> &mut Option<I> {
Sep 10 11:23:49.976 INFO kablam!    |     ^^^^^
Sep 10 11:23:49.976 INFO kablam!    |
Sep 10 11:23:49.976 INFO kablam!    = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:49.976 INFO kablam! 
Sep 10 11:23:49.976 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:49.976 INFO kablam!   --> src/utils/stack.rs:22:5
Sep 10 11:23:49.976 INFO kablam!    |
Sep 10 11:23:49.976 INFO kablam! 22 |     crate fn peek(&self) -> Option<&I> {
Sep 10 11:23:49.976 INFO kablam!    |     ^^^^^
Sep 10 11:23:49.976 INFO kablam!    |
Sep 10 11:23:49.976 INFO kablam!    = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:49.976 INFO kablam! 
Sep 10 11:23:49.976 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:49.976 INFO kablam!   --> src/utils/stack.rs:27:5
Sep 10 11:23:49.976 INFO kablam!    |
Sep 10 11:23:49.976 INFO kablam! 27 |     crate fn is_empty(&self) -> bool {
Sep 10 11:23:49.976 INFO kablam!    |     ^^^^^
Sep 10 11:23:49.976 INFO kablam!    |
Sep 10 11:23:49.976 INFO kablam!    = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:49.976 INFO kablam! 
Sep 10 11:23:49.976 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:49.976 INFO kablam!   --> src/utils/stack.rs:31:5
Sep 10 11:23:49.976 INFO kablam!    |
Sep 10 11:23:49.976 INFO kablam! 31 |     crate fn push(&mut self, val: I) {
Sep 10 11:23:49.976 INFO kablam!    |     ^^^^^
Sep 10 11:23:49.976 INFO kablam!    |
Sep 10 11:23:49.976 INFO kablam!    = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:49.976 INFO kablam! 
Sep 10 11:23:49.976 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:49.976 INFO kablam!   --> src/utils/stack.rs:35:5
Sep 10 11:23:49.976 INFO kablam!    |
Sep 10 11:23:49.976 INFO kablam! 35 |     crate fn pop(&mut self) -> Option<I> {
Sep 10 11:23:49.976 INFO kablam!    |     ^^^^^
Sep 10 11:23:49.976 INFO kablam!    |
Sep 10 11:23:49.976 INFO kablam!    = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:49.976 INFO kablam! 
Sep 10 11:23:49.980 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:49.980 INFO kablam!    --> src/parser/mod.rs:176:1
Sep 10 11:23:49.980 INFO kablam!     |
Sep 10 11:23:49.980 INFO kablam! 176 | crate type Error = (Option<Span>, ParseError);
Sep 10 11:23:49.980 INFO kablam!     | ^^^^^
Sep 10 11:23:49.980 INFO kablam!     |
Sep 10 11:23:49.980 INFO kablam!     = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:49.980 INFO kablam! 
Sep 10 11:23:49.981 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:49.981 INFO kablam!    --> src/parser/mod.rs:177:1
Sep 10 11:23:49.981 INFO kablam!     |
Sep 10 11:23:49.981 INFO kablam! 177 | crate type Result<T> = std::result::Result<T, Error>;
Sep 10 11:23:49.981 INFO kablam!     | ^^^^^
Sep 10 11:23:49.981 INFO kablam!     |
Sep 10 11:23:49.981 INFO kablam!     = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:49.981 INFO kablam! 
Sep 10 11:23:49.986 INFO kablam! error: aborting due to 12 previous errors
Sep 10 11:23:49.986 INFO kablam! 
Sep 10 11:23:49.986 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 10 11:23:49.991 INFO kablam! error: Could not compile `rnix`.
Sep 10 11:23:49.991 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 11:23:50.118 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:50.118 INFO kablam!   --> src/lib.rs:19:14
Sep 10 11:23:50.118 INFO kablam!    |
Sep 10 11:23:50.118 INFO kablam! 19 | #[macro_use] crate mod utils;
Sep 10 11:23:50.118 INFO kablam!    |              ^^^^^
Sep 10 11:23:50.118 INFO kablam!    |
Sep 10 11:23:50.118 INFO kablam!    = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:50.118 INFO kablam! 
Sep 10 11:23:50.118 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:50.118 INFO kablam!  --> src/utils/mod.rs:1:1
Sep 10 11:23:50.118 INFO kablam!   |
Sep 10 11:23:50.118 INFO kablam! 1 | crate mod stack;
Sep 10 11:23:50.118 INFO kablam!   | ^^^^^
Sep 10 11:23:50.119 INFO kablam!   |
Sep 10 11:23:50.119 INFO kablam!   = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:50.119 INFO kablam! 
Sep 10 11:23:50.119 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:50.119 INFO kablam!  --> src/utils/stack.rs:2:1
Sep 10 11:23:50.119 INFO kablam!   |
Sep 10 11:23:50.119 INFO kablam! 2 | crate struct Stack<I> {
Sep 10 11:23:50.119 INFO kablam!   | ^^^^^
Sep 10 11:23:50.119 INFO kablam!   |
Sep 10 11:23:50.119 INFO kablam!   = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:50.119 INFO kablam! 
Sep 10 11:23:50.119 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:50.119 INFO kablam!  --> src/utils/stack.rs:7:5
Sep 10 11:23:50.119 INFO kablam!   |
Sep 10 11:23:50.119 INFO kablam! 7 |     crate fn new(buffer: [Option<I>; 2]) -> Self {
Sep 10 11:23:50.119 INFO kablam!   |     ^^^^^
Sep 10 11:23:50.119 INFO kablam!   |
Sep 10 11:23:50.119 INFO kablam!   = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:50.119 INFO kablam! 
Sep 10 11:23:50.120 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:50.120 INFO kablam!   --> src/utils/stack.rs:12:5
Sep 10 11:23:50.120 INFO kablam!    |
Sep 10 11:23:50.120 INFO kablam! 12 |     crate fn first_free_index(&self) -> usize {
Sep 10 11:23:50.120 INFO kablam!    |     ^^^^^
Sep 10 11:23:50.120 INFO kablam!    |
Sep 10 11:23:50.120 INFO kablam!    = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:50.120 INFO kablam! 
Sep 10 11:23:50.120 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:50.120 INFO kablam!   --> src/utils/stack.rs:16:5
Sep 10 11:23:50.120 INFO kablam!    |
Sep 10 11:23:50.120 INFO kablam! 16 |     crate fn first_free(&mut self) -> &mut Option<I> {
Sep 10 11:23:50.120 INFO kablam!    |     ^^^^^
Sep 10 11:23:50.120 INFO kablam!    |
Sep 10 11:23:50.120 INFO kablam!    = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:50.120 INFO kablam! 
Sep 10 11:23:50.120 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:50.120 INFO kablam!   --> src/utils/stack.rs:22:5
Sep 10 11:23:50.120 INFO kablam!    |
Sep 10 11:23:50.120 INFO kablam! 22 |     crate fn peek(&self) -> Option<&I> {
Sep 10 11:23:50.120 INFO kablam!    |     ^^^^^
Sep 10 11:23:50.121 INFO kablam!    |
Sep 10 11:23:50.121 INFO kablam!    = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:50.121 INFO kablam! 
Sep 10 11:23:50.121 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:50.121 INFO kablam!   --> src/utils/stack.rs:27:5
Sep 10 11:23:50.121 INFO kablam!    |
Sep 10 11:23:50.121 INFO kablam! 27 |     crate fn is_empty(&self) -> bool {
Sep 10 11:23:50.121 INFO kablam!    |     ^^^^^
Sep 10 11:23:50.121 INFO kablam!    |
Sep 10 11:23:50.121 INFO kablam!    = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:50.121 INFO kablam! 
Sep 10 11:23:50.121 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:50.121 INFO kablam!   --> src/utils/stack.rs:31:5
Sep 10 11:23:50.121 INFO kablam!    |
Sep 10 11:23:50.121 INFO kablam! 31 |     crate fn push(&mut self, val: I) {
Sep 10 11:23:50.121 INFO kablam!    |     ^^^^^
Sep 10 11:23:50.121 INFO kablam!    |
Sep 10 11:23:50.121 INFO kablam!    = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:50.121 INFO kablam! 
Sep 10 11:23:50.121 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:50.121 INFO kablam!   --> src/utils/stack.rs:35:5
Sep 10 11:23:50.121 INFO kablam!    |
Sep 10 11:23:50.121 INFO kablam! 35 |     crate fn pop(&mut self) -> Option<I> {
Sep 10 11:23:50.121 INFO kablam!    |     ^^^^^
Sep 10 11:23:50.121 INFO kablam!    |
Sep 10 11:23:50.121 INFO kablam!    = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:50.121 INFO kablam! 
Sep 10 11:23:50.121 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:50.122 INFO kablam!    --> src/parser/mod.rs:176:1
Sep 10 11:23:50.122 INFO kablam!     |
Sep 10 11:23:50.122 INFO kablam! 176 | crate type Error = (Option<Span>, ParseError);
Sep 10 11:23:50.122 INFO kablam!     | ^^^^^
Sep 10 11:23:50.122 INFO kablam!     |
Sep 10 11:23:50.122 INFO kablam!     = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:50.122 INFO kablam! 
Sep 10 11:23:50.122 INFO kablam! error[E0658]: `crate` visibility modifier is experimental (see issue #45388)
Sep 10 11:23:50.122 INFO kablam!    --> src/parser/mod.rs:177:1
Sep 10 11:23:50.122 INFO kablam!     |
Sep 10 11:23:50.122 INFO kablam! 177 | crate type Result<T> = std::result::Result<T, Error>;
Sep 10 11:23:50.122 INFO kablam!     | ^^^^^
Sep 10 11:23:50.122 INFO kablam!     |
Sep 10 11:23:50.122 INFO kablam!     = help: add #![feature(crate_visibility_modifier)] to the crate attributes to enable
Sep 10 11:23:50.122 INFO kablam! 
Sep 10 11:23:50.136 INFO kablam! error: aborting due to 12 previous errors
Sep 10 11:23:50.136 INFO kablam! 
Sep 10 11:23:50.136 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 10 11:23:50.145 INFO kablam! error: Could not compile `rnix`.
Sep 10 11:23:50.145 INFO kablam! 
Sep 10 11:23:50.145 INFO kablam! To learn more, run the command again with --verbose.
Sep 10 11:23:50.145 INFO kablam! su: No module specific data is present
Sep 10 11:23:50.573 INFO running `"docker" "rm" "-f" "44d6ac1734f6ba29e7f4996c8565ce21811456bcd0d1593cc93686e3b9f2f8c8"`
Sep 10 11:23:50.668 INFO blam! 44d6ac1734f6ba29e7f4996c8565ce21811456bcd0d1593cc93686e3b9f2f8c8