[INFO] crate rules 0.0.2 is already in cache
[INFO] extracting crate rules 0.0.2 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/rules/0.0.2
[INFO] extracting crate rules 0.0.2 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/rules/0.0.2
[INFO] validating manifest of rules-0.0.2 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rules-0.0.2 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rules-0.0.2
[INFO] finished frobbing rules-0.0.2
[INFO] frobbed toml for rules-0.0.2 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/rules/0.0.2/Cargo.toml
[INFO] started frobbing rules-0.0.2
[INFO] finished frobbing rules-0.0.2
[INFO] frobbed toml for rules-0.0.2 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/rules/0.0.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rules-0.0.2 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-3/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/rules/0.0.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a3fe94f6ba7350a3a5624c503a3f829f8544ce1cc5fee2b5e02168c9f30ade7a
[INFO] running `"docker" "start" "-a" "a3fe94f6ba7350a3a5624c503a3f829f8544ce1cc5fee2b5e02168c9f30ade7a"`
[INFO] [stderr]     Checking rules v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `parse::Faction::*`
[INFO] [stderr]  --> src/parse.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use parse::Faction::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Display`
[INFO] [stderr]   --> src/range_set.rs:16:22
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::fmt::{self, Display};
[INFO] [stderr]    |                      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `parse::Faction::*`
[INFO] [stderr]  --> src/parse.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use parse::Faction::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Display`
[INFO] [stderr]   --> src/range_set.rs:16:22
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::fmt::{self, Display};
[INFO] [stderr]    |                      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: private type `parse::ParseError` in public interface (error E0446)
[INFO] [stderr]   --> src/parse.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type Result<T> = result::Result<T, ParseError>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `parse::ParseError` in public interface (error E0446)
[INFO] [stderr]    --> src/parse.rs:294:1
[INFO] [stderr]     |
[INFO] [stderr] 294 | / pub fn parse(s: &str) -> Result<Vec<Ast>> {
[INFO] [stderr] 295 | |     Parser { chars: s.chars().collect(),
[INFO] [stderr] 296 | |              pos: 0,
[INFO] [stderr] 297 | |     }.parse()
[INFO] [stderr] 298 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `parse::ParseError` in public interface (error E0446)
[INFO] [stderr]   --> src/parse.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type Result<T> = result::Result<T, ParseError>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `parse::ParseError` in public interface (error E0446)
[INFO] [stderr]    --> src/parse.rs:294:1
[INFO] [stderr]     |
[INFO] [stderr] 294 | / pub fn parse(s: &str) -> Result<Vec<Ast>> {
[INFO] [stderr] 295 | |     Parser { chars: s.chars().collect(),
[INFO] [stderr] 296 | |              pos: 0,
[INFO] [stderr] 297 | |     }.parse()
[INFO] [stderr] 298 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] error: type `parse::ParseError` is private
[INFO] [stderr]  --> src/re.rs:9:19
[INFO] [stderr]   |
[INFO] [stderr] 9 |         let vec = parse::parse(s).unwrap();
[INFO] [stderr]   |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rules`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: type `parse::ParseError` is private
[INFO] [stderr]  --> src/re.rs:9:19
[INFO] [stderr]   |
[INFO] [stderr] 9 |         let vec = parse::parse(s).unwrap();
[INFO] [stderr]   |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rules`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a3fe94f6ba7350a3a5624c503a3f829f8544ce1cc5fee2b5e02168c9f30ade7a"`
[INFO] running `"docker" "rm" "-f" "a3fe94f6ba7350a3a5624c503a3f829f8544ce1cc5fee2b5e02168c9f30ade7a"`
[INFO] [stdout] a3fe94f6ba7350a3a5624c503a3f829f8544ce1cc5fee2b5e02168c9f30ade7a