[INFO] cloning repository https://github.com/jonnydee/markemptydirs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonnydee/markemptydirs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonnydee%2Fmarkemptydirs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonnydee%2Fmarkemptydirs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d6a562457d4da82c3f236451410641ae23a9099
[INFO] testing jonnydee/markemptydirs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonnydee%2Fmarkemptydirs" "/workspace/builds/worker-58/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-58/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonnydee/markemptydirs on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jonnydee/markemptydirs
[INFO] finished tweaking git repo https://github.com/jonnydee/markemptydirs
[INFO] tweaked toml for git repo https://github.com/jonnydee/markemptydirs written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] crate git repo https://github.com/jonnydee/markemptydirs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31a0edce3fffa233dbe644c7b8b3005a4a7cf6a1eda598cd0e05097c9136bad0
[INFO] running `Command { std: "docker" "start" "-a" "31a0edce3fffa233dbe644c7b8b3005a4a7cf6a1eda598cd0e05097c9136bad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31a0edce3fffa233dbe644c7b8b3005a4a7cf6a1eda598cd0e05097c9136bad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a0edce3fffa233dbe644c7b8b3005a4a7cf6a1eda598cd0e05097c9136bad0", kill_on_drop: false }`
[INFO] [stdout] 31a0edce3fffa233dbe644c7b8b3005a4a7cf6a1eda598cd0e05097c9136bad0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c65a1744059222ca407661865e0ae3678378aad9447b4bc4f64b8d72537b143b
[INFO] running `Command { std: "docker" "start" "-a" "c65a1744059222ca407661865e0ae3678378aad9447b4bc4f64b8d72537b143b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling pathdiff v0.1.0
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling log-panics v2.0.0
[INFO] [stderr]    Compiling std-logger v0.3.2
[INFO] [stderr]    Compiling api v0.1.0 (/opt/rustwide/workdir/libs/api)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/application/session.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub command: Box<Command>,
[INFO] [stdout]    |                      ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/application/session.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub context: Box<Context>,
[INFO] [stdout]    |                      ^^^^^^^ help: use `dyn`: `dyn Context`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/application/session.rs:19:71
[INFO] [stdout]    |
[INFO] [stdout] 19 |         nofitier_factory: impl FnOnce(LogLevel, MessageLength) -> Box<Notifier>,
[INFO] [stdout]    |                                                                       ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/application/session.rs:34:71
[INFO] [stdout]    |
[INFO] [stdout] 34 |         nofitier_factory: impl FnOnce(LogLevel, MessageLength) -> Box<Notifier>,
[INFO] [stdout]    |                                                                       ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/application/session.rs:35:52
[INFO] [stdout]    |
[INFO] [stdout] 35 |         fsaccess_factory: impl FnOnce(bool) -> Box<FileSystemAccess>,
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileSystemAccess`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/clean.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn execute(&self, ctx: &Context) -> Result<()> {
[INFO] [stdout]    |                             ^^^^^^^ help: use `dyn`: `dyn Context`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/context.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn get_notifier(&self) -> &Notifier;
[INFO] [stdout]    |                                ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/context.rs:64:19
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fsaccess: Box<FileSystemAccess>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileSystemAccess`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/context.rs:65:19
[INFO] [stdout]    |
[INFO] [stdout] 65 |     notifier: Box<Notifier>,
[INFO] [stdout]    |                   ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/context.rs:73:71
[INFO] [stdout]    |
[INFO] [stdout] 73 |         notifier_factory: impl FnOnce(LogLevel, MessageLength) -> Box<Notifier>,
[INFO] [stdout]    |                                                                       ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/context.rs:74:52
[INFO] [stdout]    |
[INFO] [stdout] 74 |         fsaccess_factory: impl FnOnce(bool) -> Box<FileSystemAccess>,
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileSystemAccess`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libs/api/src/commands/context.rs:156:32
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn get_notifier(&self) -> &Notifier {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/list.rs:38:29
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn execute(&self, ctx: &Context) -> Result<()> {
[INFO] [stdout]    |                             ^^^^^^^ help: use `dyn`: `dyn Context`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/purge.rs:19:30
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn execute(&self, _ctx: &Context) -> Result<()> {
[INFO] [stdout]    |                              ^^^^^^^ help: use `dyn`: `dyn Context`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/update.rs:29:29
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn execute(&self, ctx: &Context) -> Result<()> {
[INFO] [stdout]    |                             ^^^^^^^ help: use `dyn`: `dyn Context`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/mod.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn execute(&self, ctx: &context::Context) -> Result<()>;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn context::Context`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/mod.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 28 |     DryRun(Box<Command>),
[INFO] [stdout]    |                ^^^^^^^ help: use `dyn`: `dyn Command`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/mod.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Run(Box<Command>),
[INFO] [stdout]    |             ^^^^^^^ help: use `dyn`: `dyn Command`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/fs/access.rs:14:56
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn create_file_system_access(dry_run: bool) -> Box<FileSystemAccess> {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileSystemAccess`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/notification/logger.rs:12:78
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn create(log_level: LogLevel, message_length: MessageLength) -> Box<Notifier> {
[INFO] [stdout]    |                                                                              ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/notification/stdout.rs:11:78
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn create(log_level: LogLevel, message_length: MessageLength) -> Box<Notifier> {
[INFO] [stdout]    |                                                                              ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/lib.rs:34:24
[INFO] [stdout]    |
[INFO] [stdout] 34 |         Other(err: Box<std::error::Error>) {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> libs/api/src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / quick_error! {
[INFO] [stdout] 22 | |     #[derive(Debug)]
[INFO] [stdout] 23 | |     pub enum Error {
[INFO] [stdout] 24 | |         Io(err: std::io::Error) {
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |     }
[INFO] [stdout] 39 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> libs/api/src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / quick_error! {
[INFO] [stdout] 22 | |     #[derive(Debug)]
[INFO] [stdout] 23 | |     pub enum Error {
[INFO] [stdout] 24 | |         Io(err: std::io::Error) {
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |     }
[INFO] [stdout] 39 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> libs/api/src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / quick_error! {
[INFO] [stdout] 22 | |     #[derive(Debug)]
[INFO] [stdout] 23 | |     pub enum Error {
[INFO] [stdout] 24 | |         Io(err: std::io::Error) {
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |     }
[INFO] [stdout] 39 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> libs/api/src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / quick_error! {
[INFO] [stdout] 22 | |     #[derive(Debug)]
[INFO] [stdout] 23 | |     pub enum Error {
[INFO] [stdout] 24 | |         Io(err: std::io::Error) {
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |     }
[INFO] [stdout] 39 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> libs/api/src/lib.rs:26:29
[INFO] [stdout]    |
[INFO] [stdout] 26 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> libs/api/src/lib.rs:36:29
[INFO] [stdout]    |
[INFO] [stdout] 36 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ui v0.1.0 (/opt/rustwide/workdir/libs/ui)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> libs/ui/src/cli/command_parsing.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | impl CommandParser for commands::Command {
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn commands::Command`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/ui/src/cli/mod.rs:28:29
[INFO] [stdout]    |
[INFO] [stdout] 28 |         if let Some(exec) = commands::Command::parse(&matches) {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `<dyn commands::Command>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling markemptydirs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.74s
[INFO] running `Command { std: "docker" "inspect" "c65a1744059222ca407661865e0ae3678378aad9447b4bc4f64b8d72537b143b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c65a1744059222ca407661865e0ae3678378aad9447b4bc4f64b8d72537b143b", kill_on_drop: false }`
[INFO] [stdout] c65a1744059222ca407661865e0ae3678378aad9447b4bc4f64b8d72537b143b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8188a0e9a396241b71ffa01382d6a033dc01c8e4d78d57592710cb5622f07947
[INFO] running `Command { std: "docker" "start" "-a" "8188a0e9a396241b71ffa01382d6a033dc01c8e4d78d57592710cb5622f07947", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/application/session.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub command: Box<Command>,
[INFO] [stdout]    |                      ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/application/session.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub context: Box<Context>,
[INFO] [stdout]    |                      ^^^^^^^ help: use `dyn`: `dyn Context`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/application/session.rs:19:71
[INFO] [stdout]    |
[INFO] [stdout] 19 |         nofitier_factory: impl FnOnce(LogLevel, MessageLength) -> Box<Notifier>,
[INFO] [stdout]    |                                                                       ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/application/session.rs:34:71
[INFO] [stdout]    |
[INFO] [stdout] 34 |         nofitier_factory: impl FnOnce(LogLevel, MessageLength) -> Box<Notifier>,
[INFO] [stdout]    |                                                                       ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/application/session.rs:35:52
[INFO] [stdout]    |
[INFO] [stdout] 35 |         fsaccess_factory: impl FnOnce(bool) -> Box<FileSystemAccess>,
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileSystemAccess`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/clean.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn execute(&self, ctx: &Context) -> Result<()> {
[INFO] [stdout]    |                             ^^^^^^^ help: use `dyn`: `dyn Context`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/context.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn get_notifier(&self) -> &Notifier;
[INFO] [stdout]    |                                ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/context.rs:64:19
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fsaccess: Box<FileSystemAccess>,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileSystemAccess`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/context.rs:65:19
[INFO] [stdout]    |
[INFO] [stdout] 65 |     notifier: Box<Notifier>,
[INFO] [stdout]    |                   ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/context.rs:73:71
[INFO] [stdout]    |
[INFO] [stdout] 73 |         notifier_factory: impl FnOnce(LogLevel, MessageLength) -> Box<Notifier>,
[INFO] [stdout]    |                                                                       ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/context.rs:74:52
[INFO] [stdout]    |
[INFO] [stdout] 74 |         fsaccess_factory: impl FnOnce(bool) -> Box<FileSystemAccess>,
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileSystemAccess`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libs/api/src/commands/context.rs:156:32
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn get_notifier(&self) -> &Notifier {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/list.rs:38:29
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn execute(&self, ctx: &Context) -> Result<()> {
[INFO] [stdout]    |                             ^^^^^^^ help: use `dyn`: `dyn Context`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/purge.rs:19:30
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn execute(&self, _ctx: &Context) -> Result<()> {
[INFO] [stdout]    |                              ^^^^^^^ help: use `dyn`: `dyn Context`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/update.rs:29:29
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn execute(&self, ctx: &Context) -> Result<()> {
[INFO] [stdout]    |                             ^^^^^^^ help: use `dyn`: `dyn Context`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/mod.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn execute(&self, ctx: &context::Context) -> Result<()>;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn context::Context`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/mod.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 28 |     DryRun(Box<Command>),
[INFO] [stdout]    |                ^^^^^^^ help: use `dyn`: `dyn Command`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/commands/mod.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Run(Box<Command>),
[INFO] [stdout]    |             ^^^^^^^ help: use `dyn`: `dyn Command`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/fs/access.rs:14:56
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn create_file_system_access(dry_run: bool) -> Box<FileSystemAccess> {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileSystemAccess`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/notification/logger.rs:12:78
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn create(log_level: LogLevel, message_length: MessageLength) -> Box<Notifier> {
[INFO] [stdout]    |                                                                              ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/notification/stdout.rs:11:78
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn create(log_level: LogLevel, message_length: MessageLength) -> Box<Notifier> {
[INFO] [stdout]    |                                                                              ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/api/src/lib.rs:34:24
[INFO] [stdout]    |
[INFO] [stdout] 34 |         Other(err: Box<std::error::Error>) {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> libs/api/src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / quick_error! {
[INFO] [stdout] 22 | |     #[derive(Debug)]
[INFO] [stdout] 23 | |     pub enum Error {
[INFO] [stdout] 24 | |         Io(err: std::io::Error) {
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |     }
[INFO] [stdout] 39 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> libs/api/src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / quick_error! {
[INFO] [stdout] 22 | |     #[derive(Debug)]
[INFO] [stdout] 23 | |     pub enum Error {
[INFO] [stdout] 24 | |         Io(err: std::io::Error) {
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |     }
[INFO] [stdout] 39 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> libs/api/src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / quick_error! {
[INFO] [stdout] 22 | |     #[derive(Debug)]
[INFO] [stdout] 23 | |     pub enum Error {
[INFO] [stdout] 24 | |         Io(err: std::io::Error) {
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |     }
[INFO] [stdout] 39 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> libs/api/src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / quick_error! {
[INFO] [stdout] 22 | |     #[derive(Debug)]
[INFO] [stdout] 23 | |     pub enum Error {
[INFO] [stdout] 24 | |         Io(err: std::io::Error) {
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |     }
[INFO] [stdout] 39 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling markemptydirs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> libs/api/src/lib.rs:26:29
[INFO] [stdout]    |
[INFO] [stdout] 26 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> libs/api/src/lib.rs:36:29
[INFO] [stdout]    |
[INFO] [stdout] 36 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> libs/ui/src/cli/command_parsing.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | impl CommandParser for commands::Command {
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn commands::Command`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libs/ui/src/cli/mod.rs:28:29
[INFO] [stdout]    |
[INFO] [stdout] 28 |         if let Some(exec) = commands::Command::parse(&matches) {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `<dyn commands::Command>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.45s
[INFO] running `Command { std: "docker" "inspect" "8188a0e9a396241b71ffa01382d6a033dc01c8e4d78d57592710cb5622f07947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8188a0e9a396241b71ffa01382d6a033dc01c8e4d78d57592710cb5622f07947", kill_on_drop: false }`
[INFO] [stdout] 8188a0e9a396241b71ffa01382d6a033dc01c8e4d78d57592710cb5622f07947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cd69908e904383667fdff20818ab5164b33a07141c0594c4d323375b923fded8
[INFO] running `Command { std: "docker" "start" "-a" "cd69908e904383667fdff20818ab5164b33a07141c0594c4d323375b923fded8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/application/session.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub command: Box<Command>,
[INFO] [stderr]    |                      ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/application/session.rs:11:22
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub context: Box<Context>,
[INFO] [stderr]    |                      ^^^^^^^ help: use `dyn`: `dyn Context`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/application/session.rs:19:71
[INFO] [stderr]    |
[INFO] [stderr] 19 |         nofitier_factory: impl FnOnce(LogLevel, MessageLength) -> Box<Notifier>,
[INFO] [stderr]    |                                                                       ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/application/session.rs:34:71
[INFO] [stderr]    |
[INFO] [stderr] 34 |         nofitier_factory: impl FnOnce(LogLevel, MessageLength) -> Box<Notifier>,
[INFO] [stderr]    |                                                                       ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/application/session.rs:35:52
[INFO] [stderr]    |
[INFO] [stderr] 35 |         fsaccess_factory: impl FnOnce(bool) -> Box<FileSystemAccess>,
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileSystemAccess`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/commands/clean.rs:23:29
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn execute(&self, ctx: &Context) -> Result<()> {
[INFO] [stderr]    |                             ^^^^^^^ help: use `dyn`: `dyn Context`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/commands/context.rs:41:32
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn get_notifier(&self) -> &Notifier;
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/commands/context.rs:64:19
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fsaccess: Box<FileSystemAccess>,
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileSystemAccess`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/commands/context.rs:65:19
[INFO] [stderr]    |
[INFO] [stderr] 65 |     notifier: Box<Notifier>,
[INFO] [stderr]    |                   ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/commands/context.rs:73:71
[INFO] [stderr]    |
[INFO] [stderr] 73 |         notifier_factory: impl FnOnce(LogLevel, MessageLength) -> Box<Notifier>,
[INFO] [stderr]    |                                                                       ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/commands/context.rs:74:52
[INFO] [stderr]    |
[INFO] [stderr] 74 |         fsaccess_factory: impl FnOnce(bool) -> Box<FileSystemAccess>,
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileSystemAccess`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libs/api/src/commands/context.rs:156:32
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn get_notifier(&self) -> &Notifier {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/commands/list.rs:38:29
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn execute(&self, ctx: &Context) -> Result<()> {
[INFO] [stderr]    |                             ^^^^^^^ help: use `dyn`: `dyn Context`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/commands/purge.rs:19:30
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn execute(&self, _ctx: &Context) -> Result<()> {
[INFO] [stderr]    |                              ^^^^^^^ help: use `dyn`: `dyn Context`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/commands/update.rs:29:29
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn execute(&self, ctx: &Context) -> Result<()> {
[INFO] [stderr]    |                             ^^^^^^^ help: use `dyn`: `dyn Context`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/commands/mod.rs:23:29
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn execute(&self, ctx: &context::Context) -> Result<()>;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn context::Context`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/commands/mod.rs:28:16
[INFO] [stderr]    |
[INFO] [stderr] 28 |     DryRun(Box<Command>),
[INFO] [stderr]    |                ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/commands/mod.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |     Run(Box<Command>),
[INFO] [stderr]    |             ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/fs/access.rs:14:56
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn create_file_system_access(dry_run: bool) -> Box<FileSystemAccess> {
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileSystemAccess`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/notification/logger.rs:12:78
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn create(log_level: LogLevel, message_length: MessageLength) -> Box<Notifier> {
[INFO] [stderr]    |                                                                              ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/notification/stdout.rs:11:78
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn create(log_level: LogLevel, message_length: MessageLength) -> Box<Notifier> {
[INFO] [stderr]    |                                                                              ^^^^^^^^ help: use `dyn`: `dyn Notifier`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/api/src/lib.rs:34:24
[INFO] [stderr]    |
[INFO] [stderr] 34 |         Other(err: Box<std::error::Error>) {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> libs/api/src/lib.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | / quick_error! {
[INFO] [stderr] 22 | |     #[derive(Debug)]
[INFO] [stderr] 23 | |     pub enum Error {
[INFO] [stderr] 24 | |         Io(err: std::io::Error) {
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |     }
[INFO] [stderr] 39 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> libs/api/src/lib.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | / quick_error! {
[INFO] [stderr] 22 | |     #[derive(Debug)]
[INFO] [stderr] 23 | |     pub enum Error {
[INFO] [stderr] 24 | |         Io(err: std::io::Error) {
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |     }
[INFO] [stderr] 39 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> libs/api/src/lib.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 |             description(err.description())
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> libs/api/src/lib.rs:36:29
[INFO] [stderr]    |
[INFO] [stderr] 36 |             description(err.description())
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `api` (lib) generated 28 warnings (2 duplicates)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> libs/ui/src/cli/command_parsing.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 | impl CommandParser for commands::Command {
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn commands::Command`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libs/ui/src/cli/mod.rs:28:29
[INFO] [stderr]    |
[INFO] [stderr] 28 |         if let Some(exec) = commands::Command::parse(&matches) {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `<dyn commands::Command>`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `ui` (lib) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.68s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/markemptydirs-ff0c466a53a4d60e)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/markemptydirs-c92822180a8ef36c)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests markemptydirs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cd69908e904383667fdff20818ab5164b33a07141c0594c4d323375b923fded8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd69908e904383667fdff20818ab5164b33a07141c0594c4d323375b923fded8", kill_on_drop: false }`
[INFO] [stdout] cd69908e904383667fdff20818ab5164b33a07141c0594c4d323375b923fded8