[INFO] updating cached repository https://github.com/rightfold/muon
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 57a1c2cdff8e206e37fae5fec5925f4550adeb31
[INFO] testing rightfold/muon against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Frightfold%2Fmuon" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rightfold/muon on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rightfold/muon
[INFO] finished tweaking git repo https://github.com/rightfold/muon
[INFO] tweaked toml for git repo https://github.com/rightfold/muon written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/rightfold/muon already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] f3b1dd4b7235d784e0c578cf1a9a73bac0e29fc659f5b87516b2426bc246556d
[INFO] running `"docker" "start" "-a" "f3b1dd4b7235d784e0c578cf1a9a73bac0e29fc659f5b87516b2426bc246556d"`
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]    Compiling postgres-protocol v0.3.1
[INFO] [stderr]    Compiling postgres-shared v0.4.0
[INFO] [stderr]    Compiling postgres v0.15.1
[INFO] [stderr]    Compiling muon v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(never_type)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:8:58
[INFO] [stderr]    |
[INFO] [stderr] 8  |         ) -> Result<$crate::postgres::types::IsNull, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:15:43
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl postgres_::types::ToSql for UserId { to_sql_methods!(Uuid); }
[INFO] [stderr]    |                                           ---------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:20:58
[INFO] [stderr]    |
[INFO] [stderr] 20 |         ) -> Result<$crate::postgres::types::IsNull, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:15:43
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl postgres_::types::ToSql for UserId { to_sql_methods!(Uuid); }
[INFO] [stderr]    |                                           ---------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:32:31
[INFO] [stderr]    |
[INFO] [stderr] 32 |         ) -> Result<Self, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:16:45
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl postgres_::types::FromSql for UserId { from_sql_methods!(Uuid); }
[INFO] [stderr]    |                                             ------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:42:31
[INFO] [stderr]    |
[INFO] [stderr] 42 |         ) -> Result<Self, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:16:45
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl postgres_::types::FromSql for UserId { from_sql_methods!(Uuid); }
[INFO] [stderr]    |                                             ------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:49:31
[INFO] [stderr]    |
[INFO] [stderr] 49 |         ) -> Result<Self, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:16:45
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl postgres_::types::FromSql for UserId { from_sql_methods!(Uuid); }
[INFO] [stderr]    |                                             ------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:62:58
[INFO] [stderr]    |
[INFO] [stderr] 62 |         ) -> Result<$crate::postgres::types::IsNull, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:28:53
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl<'a> postgres_::types::ToSql for Username<'a> { cow_to_sql_methods!(&'a str); }
[INFO] [stderr]    |                                                     ----------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:74:58
[INFO] [stderr]    |
[INFO] [stderr] 74 |         ) -> Result<$crate::postgres::types::IsNull, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:28:53
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl<'a> postgres_::types::ToSql for Username<'a> { cow_to_sql_methods!(&'a str); }
[INFO] [stderr]    |                                                     ----------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:86:31
[INFO] [stderr]    |
[INFO] [stderr] 86 |         ) -> Result<Self, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:29:55
[INFO] [stderr]    |
[INFO] [stderr] 29 | impl<'a> postgres_::types::FromSql for Username<'a> { cow_from_sql_methods!(str); }
[INFO] [stderr]    |                                                       --------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:97:31
[INFO] [stderr]    |
[INFO] [stderr] 97 |         ) -> Result<Self, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:29:55
[INFO] [stderr]    |
[INFO] [stderr] 29 | impl<'a> postgres_::types::FromSql for Username<'a> { cow_from_sql_methods!(str); }
[INFO] [stderr]    |                                                       --------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/macros/postgres.rs:105:31
[INFO] [stderr]     |
[INFO] [stderr] 105 |         ) -> Result<Self, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/authentication/mod.rs:29:55
[INFO] [stderr]     |
[INFO] [stderr] 29  | impl<'a> postgres_::types::FromSql for Username<'a> { cow_from_sql_methods!(str); }
[INFO] [stderr]     |                                                       --------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:8:58
[INFO] [stderr]    |
[INFO] [stderr] 8  |         ) -> Result<$crate::postgres::types::IsNull, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:35:53
[INFO] [stderr]    |
[INFO] [stderr] 35 | impl<'a> postgres_::types::ToSql for Password<'a> { to_sql_methods!(&'a str); }
[INFO] [stderr]    |                                                     ------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:20:58
[INFO] [stderr]    |
[INFO] [stderr] 20 |         ) -> Result<$crate::postgres::types::IsNull, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:35:53
[INFO] [stderr]    |
[INFO] [stderr] 35 | impl<'a> postgres_::types::ToSql for Password<'a> { to_sql_methods!(&'a str); }
[INFO] [stderr]    |                                                     ------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:62:58
[INFO] [stderr]    |
[INFO] [stderr] 62 |         ) -> Result<$crate::postgres::types::IsNull, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:47:57
[INFO] [stderr]    |
[INFO] [stderr] 47 | impl<'a> postgres_::types::ToSql for PasswordSalt<'a> { cow_to_sql_methods!(&'a [u8]); }
[INFO] [stderr]    |                                                         ------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:74:58
[INFO] [stderr]    |
[INFO] [stderr] 74 |         ) -> Result<$crate::postgres::types::IsNull, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:47:57
[INFO] [stderr]    |
[INFO] [stderr] 47 | impl<'a> postgres_::types::ToSql for PasswordSalt<'a> { cow_to_sql_methods!(&'a [u8]); }
[INFO] [stderr]    |                                                         ------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:86:31
[INFO] [stderr]    |
[INFO] [stderr] 86 |         ) -> Result<Self, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:48:59
[INFO] [stderr]    |
[INFO] [stderr] 48 | impl<'a> postgres_::types::FromSql for PasswordSalt<'a> { cow_from_sql_methods!([u8]); }
[INFO] [stderr]    |                                                           ---------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:97:31
[INFO] [stderr]    |
[INFO] [stderr] 97 |         ) -> Result<Self, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:48:59
[INFO] [stderr]    |
[INFO] [stderr] 48 | impl<'a> postgres_::types::FromSql for PasswordSalt<'a> { cow_from_sql_methods!([u8]); }
[INFO] [stderr]    |                                                           ---------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/macros/postgres.rs:105:31
[INFO] [stderr]     |
[INFO] [stderr] 105 |         ) -> Result<Self, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/authentication/mod.rs:48:59
[INFO] [stderr]     |
[INFO] [stderr] 48  | impl<'a> postgres_::types::FromSql for PasswordSalt<'a> { cow_from_sql_methods!([u8]); }
[INFO] [stderr]     |                                                           ---------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:62:58
[INFO] [stderr]    |
[INFO] [stderr] 62 |         ) -> Result<$crate::postgres::types::IsNull, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:54:57
[INFO] [stderr]    |
[INFO] [stderr] 54 | impl<'a> postgres_::types::ToSql for PasswordHash<'a> { cow_to_sql_methods!(&'a [u8]); }
[INFO] [stderr]    |                                                         ------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:74:58
[INFO] [stderr]    |
[INFO] [stderr] 74 |         ) -> Result<$crate::postgres::types::IsNull, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:54:57
[INFO] [stderr]    |
[INFO] [stderr] 54 | impl<'a> postgres_::types::ToSql for PasswordHash<'a> { cow_to_sql_methods!(&'a [u8]); }
[INFO] [stderr]    |                                                         ------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:86:31
[INFO] [stderr]    |
[INFO] [stderr] 86 |         ) -> Result<Self, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:55:59
[INFO] [stderr]    |
[INFO] [stderr] 55 | impl<'a> postgres_::types::FromSql for PasswordHash<'a> { cow_from_sql_methods!([u8]); }
[INFO] [stderr]    |                                                           ---------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/macros/postgres.rs:97:31
[INFO] [stderr]    |
[INFO] [stderr] 97 |         ) -> Result<Self, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/authentication/mod.rs:55:59
[INFO] [stderr]    |
[INFO] [stderr] 55 | impl<'a> postgres_::types::FromSql for PasswordHash<'a> { cow_from_sql_methods!([u8]); }
[INFO] [stderr]    |                                                           ---------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/macros/postgres.rs:105:31
[INFO] [stderr]     |
[INFO] [stderr] 105 |         ) -> Result<Self, Box<$crate::std::error::Error + 'static + Sync + Send>> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn $crate::std::error::Error + 'static + Sync + Send`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/authentication/mod.rs:55:59
[INFO] [stderr]     |
[INFO] [stderr] 55  | impl<'a> postgres_::types::FromSql for PasswordHash<'a> { cow_from_sql_methods!([u8]); }
[INFO] [stderr]     |                                                           ---------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `muon`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f3b1dd4b7235d784e0c578cf1a9a73bac0e29fc659f5b87516b2426bc246556d"`
[INFO] running `"docker" "rm" "-f" "f3b1dd4b7235d784e0c578cf1a9a73bac0e29fc659f5b87516b2426bc246556d"`
[INFO] [stdout] f3b1dd4b7235d784e0c578cf1a9a73bac0e29fc659f5b87516b2426bc246556d