[INFO] crate log4rs-fluentd 0.2.0 is already in cache
[INFO] testing log4rs-fluentd-0.2.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate log4rs-fluentd 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate log4rs-fluentd 0.2.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate log4rs-fluentd 0.2.0
[INFO] finished tweaking crates.io crate log4rs-fluentd 0.2.0
[INFO] tweaked toml for crates.io crate log4rs-fluentd 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] ad4a1c3215cdee34119c8d3d93a5bb63dc36e5428ba43554037b26c204df40e9
[INFO] running `Command { std: "docker" "start" "-a" "ad4a1c3215cdee34119c8d3d93a5bb63dc36e5428ba43554037b26c204df40e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad4a1c3215cdee34119c8d3d93a5bb63dc36e5428ba43554037b26c204df40e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad4a1c3215cdee34119c8d3d93a5bb63dc36e5428ba43554037b26c204df40e9", kill_on_drop: false }`
[INFO] [stdout] ad4a1c3215cdee34119c8d3d93a5bb63dc36e5428ba43554037b26c204df40e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--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] 6a727da9e2a19655b449f2b26c68c34ed01bcdb8e3cab36374afcfeb027e7b60
[INFO] running `Command { std: "docker" "start" "-a" "6a727da9e2a19655b449f2b26c68c34ed01bcdb8e3cab36374afcfeb027e7b60", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling arc-swap v0.3.11
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling log-mdc v0.1.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling ordered-float v1.1.0
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rmp v0.8.9
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling serde-value v0.5.3
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling serde_yaml v0.8.13
[INFO] [stderr]    Compiling log4rs v0.8.3
[INFO] [stderr]    Compiling poston v0.1.6
[INFO] [stderr]    Compiling log4rs-fluentd v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fluentd.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 |     encoder: Box<log4rs::encode::Encode>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::encode::Encode`
[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/fluentd.rs:47:57
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn append(&self, record: &Record) -> Result<(), Box<Error + Sync + Send>> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Sync + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fluentd.rs:62:25
[INFO] [stdout]    |
[INFO] [stdout] 62 |     encoder: Option<Box<log4rs::encode::Encode>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::encode::Encode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fluentd.rs:68:43
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn encoder(mut self, encoder: Box<log4rs::encode::Encode>) -> Self {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::encode::Encode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/fluentd.rs:132:18
[INFO] [stdout]     |
[INFO] [stdout] 132 |     type Trait = log4rs::append::Append;
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::append::Append`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/fluentd.rs:135:126
[INFO] [stdout]     |
[INFO] [stdout] 135 | ...rs) -> Result<Box<Self::Trait>, Box<Error + Sync + Send>> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Sync + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.18s
[INFO] running `Command { std: "docker" "inspect" "6a727da9e2a19655b449f2b26c68c34ed01bcdb8e3cab36374afcfeb027e7b60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a727da9e2a19655b449f2b26c68c34ed01bcdb8e3cab36374afcfeb027e7b60", kill_on_drop: false }`
[INFO] [stdout] 6a727da9e2a19655b449f2b26c68c34ed01bcdb8e3cab36374afcfeb027e7b60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5c9565aaead92558c0d423637168979c54588c2c18e67602f0f847e320ac5f6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e5c9565aaead92558c0d423637168979c54588c2c18e67602f0f847e320ac5f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fluentd.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 |     encoder: Box<log4rs::encode::Encode>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::encode::Encode`
[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/fluentd.rs:47:57
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn append(&self, record: &Record) -> Result<(), Box<Error + Sync + Send>> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Sync + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fluentd.rs:62:25
[INFO] [stdout]    |
[INFO] [stdout] 62 |     encoder: Option<Box<log4rs::encode::Encode>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::encode::Encode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fluentd.rs:68:43
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn encoder(mut self, encoder: Box<log4rs::encode::Encode>) -> Self {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::encode::Encode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/fluentd.rs:132:18
[INFO] [stdout]     |
[INFO] [stdout] 132 |     type Trait = log4rs::append::Append;
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::append::Append`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/fluentd.rs:135:126
[INFO] [stdout]     |
[INFO] [stdout] 135 | ...rs) -> Result<Box<Self::Trait>, Box<Error + Sync + Send>> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Sync + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling log4rs-fluentd v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fluentd.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 |     encoder: Box<log4rs::encode::Encode>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::encode::Encode`
[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/fluentd.rs:47:57
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn append(&self, record: &Record) -> Result<(), Box<Error + Sync + Send>> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Sync + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fluentd.rs:62:25
[INFO] [stdout]    |
[INFO] [stdout] 62 |     encoder: Option<Box<log4rs::encode::Encode>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::encode::Encode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fluentd.rs:68:43
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn encoder(mut self, encoder: Box<log4rs::encode::Encode>) -> Self {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::encode::Encode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/fluentd.rs:132:18
[INFO] [stdout]     |
[INFO] [stdout] 132 |     type Trait = log4rs::append::Append;
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::append::Append`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/fluentd.rs:135:126
[INFO] [stdout]     |
[INFO] [stdout] 135 | ...rs) -> Result<Box<Self::Trait>, Box<Error + Sync + Send>> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Sync + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.87s
[INFO] running `Command { std: "docker" "inspect" "e5c9565aaead92558c0d423637168979c54588c2c18e67602f0f847e320ac5f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5c9565aaead92558c0d423637168979c54588c2c18e67602f0f847e320ac5f6", kill_on_drop: false }`
[INFO] [stdout] e5c9565aaead92558c0d423637168979c54588c2c18e67602f0f847e320ac5f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c36a02a9d9b8b241c2f40cecc51e048952ca07946ba40f3f534da3253b2f4087
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c36a02a9d9b8b241c2f40cecc51e048952ca07946ba40f3f534da3253b2f4087", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fluentd.rs:33:18
[INFO] [stderr]    |
[INFO] [stderr] 33 |     encoder: Box<log4rs::encode::Encode>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::encode::Encode`
[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/fluentd.rs:47:57
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn append(&self, record: &Record) -> Result<(), Box<Error + Sync + Send>> {
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fluentd.rs:62:25
[INFO] [stderr]    |
[INFO] [stderr] 62 |     encoder: Option<Box<log4rs::encode::Encode>>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::encode::Encode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fluentd.rs:68:43
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub fn encoder(mut self, encoder: Box<log4rs::encode::Encode>) -> Self {
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::encode::Encode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fluentd.rs:132:18
[INFO] [stderr]     |
[INFO] [stderr] 132 |     type Trait = log4rs::append::Append;
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::append::Append`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fluentd.rs:135:126
[INFO] [stderr]     |
[INFO] [stderr] 135 | ...rs) -> Result<Box<Self::Trait>, Box<Error + Sync + Send>> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fluentd.rs:33:18
[INFO] [stderr]    |
[INFO] [stderr] 33 |     encoder: Box<log4rs::encode::Encode>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::encode::Encode`
[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/fluentd.rs:47:57
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn append(&self, record: &Record) -> Result<(), Box<Error + Sync + Send>> {
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fluentd.rs:62:25
[INFO] [stderr]    |
[INFO] [stderr] 62 |     encoder: Option<Box<log4rs::encode::Encode>>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::encode::Encode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fluentd.rs:68:43
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub fn encoder(mut self, encoder: Box<log4rs::encode::Encode>) -> Self {
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::encode::Encode`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fluentd.rs:132:18
[INFO] [stderr]     |
[INFO] [stderr] 132 |     type Trait = log4rs::append::Append;
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn log4rs::append::Append`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fluentd.rs:135:126
[INFO] [stderr]     |
[INFO] [stderr] 135 | ...rs) -> Result<Box<Self::Trait>, Box<Error + Sync + Send>> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/log4rs_fluentd-1a536643097b4025
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests log4rs-fluentd
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c36a02a9d9b8b241c2f40cecc51e048952ca07946ba40f3f534da3253b2f4087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c36a02a9d9b8b241c2f40cecc51e048952ca07946ba40f3f534da3253b2f4087", kill_on_drop: false }`
[INFO] [stdout] c36a02a9d9b8b241c2f40cecc51e048952ca07946ba40f3f534da3253b2f4087