[INFO] fetching crate astrolog 0.1.0...
[INFO] checking astrolog-0.1.0 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate astrolog 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate astrolog 0.1.0 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate astrolog 0.1.0
[INFO] finished tweaking crates.io crate astrolog 0.1.0
[INFO] tweaked toml for crates.io crate astrolog 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fe68a9d8019543842f0383debf11831bfab3c0f784691c12fd05b8e3b128f0e9
[INFO] running `Command { std: "docker" "start" "-a" "fe68a9d8019543842f0383debf11831bfab3c0f784691c12fd05b8e3b128f0e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe68a9d8019543842f0383debf11831bfab3c0f784691c12fd05b8e3b128f0e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe68a9d8019543842f0383debf11831bfab3c0f784691c12fd05b8e3b128f0e9", kill_on_drop: false }`
[INFO] [stdout] fe68a9d8019543842f0383debf11831bfab3c0f784691c12fd05b8e3b128f0e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d2bcfd7a79f17a963146dad47d8092515164b39a95813eeb112bce3eef92394e
[INFO] running `Command { std: "docker" "start" "-a" "d2bcfd7a79f17a963146dad47d8092515164b39a95813eeb112bce3eef92394e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking astrolog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:28:20
[INFO] [stdout]    |
[INFO] [stdout] 28 |     cause: Option<Box<Error>>,
[INFO] [stdout]    |                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:66:29
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/formatter/context/mod.rs:35:60
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn set_context_formatter(&mut self, context_renderer: Box<Formatter + Send + Sync + 'static>) -> &mut Self;
[INFO] [stdout]    |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Formatter + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/formatter/level/mod.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |     Custom(Box<Fn(&Level) -> String + Send + Sync + 'static>),
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Level) -> String + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/formatter/record/html.rs:86:25
[INFO] [stdout]    |
[INFO] [stdout] 86 |         context_renderer: Box<context::Formatter + Send + Sync + 'static>,
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn context::Formatter + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/formatter/record/json.rs:69:45
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn set_context_formatter(&mut self, _: Box<context::Formatter + Send + Sync + 'static>) -> &mut Self {
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn context::Formatter + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/formatter/record/line.rs:74:25
[INFO] [stdout]    |
[INFO] [stdout] 74 |         context_renderer: Box<context::Formatter + Send + Sync + 'static>,
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn context::Formatter + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/formatter/mod.rs:65:19
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub context: Box<context::Formatter>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn context::Formatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/formatter/mod.rs:110:61
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn set_context_formatter(&mut self, context_formatter: Box<ContextFormatter + Send + Sync + 'static>) -> &mut Self {
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ContextFormatter + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/handler/console.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |     formatter: Box<RecordFormatter>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RecordFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/handler/mod.rs:66:27
[INFO] [stdout]    |
[INFO] [stdout] 66 |     handlers: RwLock<Vec<Box<Handler + Sync + Send + 'static>>>,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + Sync + Send + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/handler/mod.rs:67:15
[INFO] [stdout]    |
[INFO] [stdout] 67 |     default: Box<Handler + Sync + Send + 'static>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + Sync + Send + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/logger/item.rs:66:34
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn with_error(mut self, e: &Error) -> Self {
[INFO] [stdout]    |                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/logger/record.rs:78:34
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn set_error(&mut self, e: &Error) -> &mut Self {
[INFO] [stdout]    |                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/logger/record.rs:94:34
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn with_error(mut self, e: &Error) -> Self {
[INFO] [stdout]    |                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/logger/mod.rs:164:31
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn with_error(&self, e: &Error) -> Item {
[INFO] [stdout]     |                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:73:23
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn with_error(e: &Error) -> logger::Item {
[INFO] [stdout]    |                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:76:24
[INFO] [stdout]    |
[INFO] [stdout] 76 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:28:20
[INFO] [stdout]    |
[INFO] [stdout] 28 |     cause: Option<Box<Error>>,
[INFO] [stdout]    |                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:66:29
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/formatter/context/mod.rs:35:60
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn set_context_formatter(&mut self, context_renderer: Box<Formatter + Send + Sync + 'static>) -> &mut Self;
[INFO] [stdout]    |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Formatter + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/formatter/level/mod.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |     Custom(Box<Fn(&Level) -> String + Send + Sync + 'static>),
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Level) -> String + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/formatter/record/html.rs:86:25
[INFO] [stdout]    |
[INFO] [stdout] 86 |         context_renderer: Box<context::Formatter + Send + Sync + 'static>,
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn context::Formatter + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/formatter/record/json.rs:69:45
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn set_context_formatter(&mut self, _: Box<context::Formatter + Send + Sync + 'static>) -> &mut Self {
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn context::Formatter + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/formatter/record/line.rs:74:25
[INFO] [stdout]    |
[INFO] [stdout] 74 |         context_renderer: Box<context::Formatter + Send + Sync + 'static>,
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn context::Formatter + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/formatter/mod.rs:65:19
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub context: Box<context::Formatter>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn context::Formatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/formatter/mod.rs:110:61
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn set_context_formatter(&mut self, context_formatter: Box<ContextFormatter + Send + Sync + 'static>) -> &mut Self {
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ContextFormatter + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/handler/console.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |     formatter: Box<RecordFormatter>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RecordFormatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/handler/mod.rs:66:27
[INFO] [stdout]    |
[INFO] [stdout] 66 |     handlers: RwLock<Vec<Box<Handler + Sync + Send + 'static>>>,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + Sync + Send + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/handler/mod.rs:67:15
[INFO] [stdout]    |
[INFO] [stdout] 67 |     default: Box<Handler + Sync + Send + 'static>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Handler + Sync + Send + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/logger/item.rs:66:34
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn with_error(mut self, e: &Error) -> Self {
[INFO] [stdout]    |                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/logger/record.rs:78:34
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn set_error(&mut self, e: &Error) -> &mut Self {
[INFO] [stdout]    |                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/logger/record.rs:94:34
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn with_error(mut self, e: &Error) -> Self {
[INFO] [stdout]    |                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/logger/mod.rs:164:31
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn with_error(&self, e: &Error) -> Item {
[INFO] [stdout]     |                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:73:23
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn with_error(e: &Error) -> logger::Item {
[INFO] [stdout]    |                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/logger/record.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 |         self.set("error", e.description().to_owned());
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/logger/record.rs:82:30
[INFO] [stdout]    |
[INFO] [stdout] 82 |         while let Some(cause) = e2.cause() {
[INFO] [stdout]    |                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:76:24
[INFO] [stdout]    |
[INFO] [stdout] 76 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/errors.rs:32:20
[INFO] [stdout]    |
[INFO] [stdout] 32 |     cause: Option<Box<Error>>,
[INFO] [stdout]    |                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/errors.rs:54:29
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> examples/errors.rs:64:24
[INFO] [stdout]    |
[INFO] [stdout] 64 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> examples/errors.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/logger/record.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 |         self.set("error", e.description().to_owned());
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/logger/record.rs:82:30
[INFO] [stdout]    |
[INFO] [stdout] 82 |         while let Some(cause) = e2.cause() {
[INFO] [stdout]    |                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.17s
[INFO] running `Command { std: "docker" "inspect" "d2bcfd7a79f17a963146dad47d8092515164b39a95813eeb112bce3eef92394e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2bcfd7a79f17a963146dad47d8092515164b39a95813eeb112bce3eef92394e", kill_on_drop: false }`
[INFO] [stdout] d2bcfd7a79f17a963146dad47d8092515164b39a95813eeb112bce3eef92394e
