[INFO] fetching crate log4rs-fluentd 0.2.0... [INFO] checking log4rs-fluentd-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate log4rs-fluentd 0.2.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate log4rs-fluentd 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 86 packages [INFO] [stderr] Adding arc-swap v0.3.11 (latest: v1.7.1) [INFO] [stderr] Adding base64 v0.9.3 (latest: v0.22.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding log4rs v0.8.3 (latest: v1.3.0) [INFO] [stderr] Adding ordered-float v1.1.1 (latest: v4.2.0) [INFO] [stderr] Adding poston v0.1.6 (latest: v0.7.8) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.1) [INFO] [stderr] Adding rmp-serde v0.13.7 (latest: v1.1.2) [INFO] [stderr] Adding serde-value v0.5.3 (latest: v0.7.0) [INFO] [stderr] Adding serde_yaml v0.8.26 (latest: v0.9.34+deprecated) [INFO] [stderr] Adding thread-id v3.3.0 (latest: v4.2.1) [INFO] [stderr] Adding uuid v0.6.5 (latest: v1.8.0) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded log4rs v0.8.3 [INFO] [stderr] Downloaded arc-swap v0.3.11 [INFO] [stderr] Downloaded serde-value v0.5.3 [INFO] [stderr] Downloaded uuid v0.6.5 [INFO] [stderr] Downloaded unsafe-any v0.4.2 [INFO] [stderr] Downloaded typemap v0.3.3 [INFO] [stderr] Downloaded poston v0.1.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d7f09ee9cb989a7f8a89f59d58e28674c368356dfa01d0716d8d14c749fb3abf [INFO] running `Command { std: "docker" "start" "-a" "d7f09ee9cb989a7f8a89f59d58e28674c368356dfa01d0716d8d14c749fb3abf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d7f09ee9cb989a7f8a89f59d58e28674c368356dfa01d0716d8d14c749fb3abf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7f09ee9cb989a7f8a89f59d58e28674c368356dfa01d0716d8d14c749fb3abf", kill_on_drop: false }` [INFO] [stdout] d7f09ee9cb989a7f8a89f59d58e28674c368356dfa01d0716d8d14c749fb3abf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f5a7924ea73e0e4438082469df30eab5dee306e87479aab0840be3bc31f4b578 [INFO] running `Command { std: "docker" "start" "-a" "f5a7924ea73e0e4438082469df30eab5dee306e87479aab0840be3bc31f4b578", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling crc32fast v1.4.0 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking antidote v1.0.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking arc-swap v0.3.11 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking serde_yaml v0.8.26 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking uuid v0.6.5 [INFO] [stderr] Checking ordered-float v1.1.1 [INFO] [stderr] Checking rmp v0.8.12 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking serde-value v0.5.3 [INFO] [stderr] Checking rmp-serde v0.13.7 [INFO] [stderr] Checking log4rs v0.8.3 [INFO] [stderr] Checking poston v0.1.6 [INFO] [stderr] Checking log4rs-fluentd v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `log4rs` is imported redundantly [INFO] [stdout] --> src/fluentd.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use log4rs; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate log4rs; [INFO] [stdout] | -------------------- the item `log4rs` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [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, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 33 | encoder: Box, [INFO] [stdout] | +++ [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>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 62 | encoder: Option>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log4rs` is imported redundantly [INFO] [stdout] --> src/fluentd.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use log4rs; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate log4rs; [INFO] [stdout] | -------------------- the item `log4rs` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [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, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 33 | encoder: Box, [INFO] [stdout] | +++ [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>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 62 | encoder: Option>, [INFO] [stdout] | +++ [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> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 47 | fn append(&self, record: &Record) -> Result<(), Box> { [INFO] [stdout] | +++ [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] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 132 | type Trait = dyn log4rs::append::Append; [INFO] [stdout] | +++ [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::file::Deserializers) -> Result, Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 135 | fn deserialize(&self, config: Self::Config, deserializers: &log4rs::file::Deserializers) -> Result, Box> { [INFO] [stdout] | +++ [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) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | pub fn encoder(mut self, encoder: Box) -> Self { [INFO] [stdout] | +++ [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> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 47 | fn append(&self, record: &Record) -> Result<(), Box> { [INFO] [stdout] | +++ [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] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 132 | type Trait = dyn log4rs::append::Append; [INFO] [stdout] | +++ [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::file::Deserializers) -> Result, Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 135 | fn deserialize(&self, config: Self::Config, deserializers: &log4rs::file::Deserializers) -> Result, Box> { [INFO] [stdout] | +++ [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) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | pub fn encoder(mut self, encoder: Box) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.29s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "f5a7924ea73e0e4438082469df30eab5dee306e87479aab0840be3bc31f4b578", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5a7924ea73e0e4438082469df30eab5dee306e87479aab0840be3bc31f4b578", kill_on_drop: false }` [INFO] [stdout] f5a7924ea73e0e4438082469df30eab5dee306e87479aab0840be3bc31f4b578 [INFO] checking log4rs-fluentd-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate log4rs-fluentd 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate log4rs-fluentd 0.2.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 86 packages [INFO] [stderr] Adding arc-swap v0.3.11 (latest: v1.7.1) [INFO] [stderr] Adding base64 v0.9.3 (latest: v0.22.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding log4rs v0.8.3 (latest: v1.3.0) [INFO] [stderr] Adding ordered-float v1.1.1 (latest: v4.2.0) [INFO] [stderr] Adding poston v0.1.6 (latest: v0.7.8) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.1) [INFO] [stderr] Adding rmp-serde v0.13.7 (latest: v1.1.2) [INFO] [stderr] Adding serde-value v0.5.3 (latest: v0.7.0) [INFO] [stderr] Adding serde_yaml v0.8.26 (latest: v0.9.34+deprecated) [INFO] [stderr] Adding thread-id v3.3.0 (latest: v4.2.1) [INFO] [stderr] Adding uuid v0.6.5 (latest: v1.8.0) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9d9b03d33e4be3945c42bf0d667a93d82ef25977e3701df7fba78cdcf2468058 [INFO] running `Command { std: "docker" "start" "-a" "9d9b03d33e4be3945c42bf0d667a93d82ef25977e3701df7fba78cdcf2468058", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d9b03d33e4be3945c42bf0d667a93d82ef25977e3701df7fba78cdcf2468058", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d9b03d33e4be3945c42bf0d667a93d82ef25977e3701df7fba78cdcf2468058", kill_on_drop: false }` [INFO] [stdout] 9d9b03d33e4be3945c42bf0d667a93d82ef25977e3701df7fba78cdcf2468058 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e0eb0cb566f8c34e187d49402b554030dcadca3d4a9e62e775ff17948dad9b91 [INFO] running `Command { std: "docker" "start" "-a" "e0eb0cb566f8c34e187d49402b554030dcadca3d4a9e62e775ff17948dad9b91", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling crc32fast v1.4.0 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking antidote v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking arc-swap v0.3.11 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking uuid v0.6.5 [INFO] [stderr] Checking serde_yaml v0.8.26 [INFO] [stderr] Checking rmp v0.8.12 [INFO] [stderr] Checking ordered-float v1.1.1 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking serde-value v0.5.3 [INFO] [stderr] Checking rmp-serde v0.13.7 [INFO] [stderr] Checking poston v0.1.6 [INFO] [stderr] Checking log4rs v0.8.3 [INFO] [stderr] Checking log4rs-fluentd v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `log4rs` is imported redundantly [INFO] [stdout] --> src/fluentd.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use log4rs; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate log4rs; [INFO] [stdout] | -------------------- the item `log4rs` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log4rs` is imported redundantly [INFO] [stdout] --> src/fluentd.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use log4rs; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate log4rs; [INFO] [stdout] | -------------------- the item `log4rs` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [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, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 33 | encoder: Box, [INFO] [stdout] | +++ [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>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 62 | encoder: Option>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [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, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 33 | encoder: Box, [INFO] [stdout] | +++ [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>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 62 | encoder: Option>, [INFO] [stdout] | +++ [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> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 47 | fn append(&self, record: &Record) -> Result<(), Box> { [INFO] [stdout] | +++ [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] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 132 | type Trait = dyn log4rs::append::Append; [INFO] [stdout] | +++ [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::file::Deserializers) -> Result, Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 135 | fn deserialize(&self, config: Self::Config, deserializers: &log4rs::file::Deserializers) -> Result, Box> { [INFO] [stdout] | +++ [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) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | pub fn encoder(mut self, encoder: Box) -> Self { [INFO] [stdout] | +++ [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> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 47 | fn append(&self, record: &Record) -> Result<(), Box> { [INFO] [stdout] | +++ [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] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 132 | type Trait = dyn log4rs::append::Append; [INFO] [stdout] | +++ [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::file::Deserializers) -> Result, Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 135 | fn deserialize(&self, config: Self::Config, deserializers: &log4rs::file::Deserializers) -> Result, Box> { [INFO] [stdout] | +++ [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) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | pub fn encoder(mut self, encoder: Box) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.13s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "e0eb0cb566f8c34e187d49402b554030dcadca3d4a9e62e775ff17948dad9b91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0eb0cb566f8c34e187d49402b554030dcadca3d4a9e62e775ff17948dad9b91", kill_on_drop: false }` [INFO] [stdout] e0eb0cb566f8c34e187d49402b554030dcadca3d4a9e62e775ff17948dad9b91