[INFO] fetching crate reproto-naming 0.3.36... [INFO] testing reproto-naming-0.3.36 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate reproto-naming 0.3.36 into /workspace/builds/worker-98/source [INFO] validating manifest of crates.io crate reproto-naming 0.3.36 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate reproto-naming 0.3.36 [INFO] finished tweaking crates.io crate reproto-naming 0.3.36 [INFO] tweaked toml for crates.io crate reproto-naming 0.3.36 written to /workspace/builds/worker-98/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5aca06e50ed2fe35e64f7d5f4d89732a62bced2bb3241587c948f1574d789833 [INFO] running `Command { std: "docker" "start" "-a" "5aca06e50ed2fe35e64f7d5f4d89732a62bced2bb3241587c948f1574d789833", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5aca06e50ed2fe35e64f7d5f4d89732a62bced2bb3241587c948f1574d789833", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5aca06e50ed2fe35e64f7d5f4d89732a62bced2bb3241587c948f1574d789833", kill_on_drop: false }` [INFO] [stdout] 5aca06e50ed2fe35e64f7d5f4d89732a62bced2bb3241587c948f1574d789833 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 263cc52fa89858acdbfd453ce43fe3c0351157d66c4202ba8c1322f1db159674 [INFO] running `Command { std: "docker" "start" "-a" "263cc52fa89858acdbfd453ce43fe3c0351157d66c4202ba8c1322f1db159674", kill_on_drop: false }` [INFO] [stderr] Compiling reproto-naming v0.3.36 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> lib.rs:25:27 [INFO] [stdout] | [INFO] [stdout] 25 | fn copy(&self) -> Box; [INFO] [stdout] | ^^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 25 - fn copy(&self) -> Box; [INFO] [stdout] 25 + fn copy(&self) -> Box; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> lib.rs:36:27 [INFO] [stdout] | [INFO] [stdout] 36 | fn copy(&self) -> 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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 36 - fn copy(&self) -> Box { [INFO] [stdout] 36 + fn copy(&self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> lib.rs:71:27 [INFO] [stdout] | [INFO] [stdout] 71 | fn copy(&self) -> 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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 71 - fn copy(&self) -> Box { [INFO] [stdout] 71 + fn copy(&self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> lib.rs:106:27 [INFO] [stdout] | [INFO] [stdout] 106 | fn copy(&self) -> 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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 106 - fn copy(&self) -> Box { [INFO] [stdout] 106 + fn copy(&self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> lib.rs:141:27 [INFO] [stdout] | [INFO] [stdout] 141 | fn copy(&self) -> 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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 141 - fn copy(&self) -> Box { [INFO] [stdout] 141 + fn copy(&self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.27s [INFO] running `Command { std: "docker" "inspect" "263cc52fa89858acdbfd453ce43fe3c0351157d66c4202ba8c1322f1db159674", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "263cc52fa89858acdbfd453ce43fe3c0351157d66c4202ba8c1322f1db159674", kill_on_drop: false }` [INFO] [stdout] 263cc52fa89858acdbfd453ce43fe3c0351157d66c4202ba8c1322f1db159674 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5c98c710a27868f964bbb59fa83e0a136b69b20393d6b5c9f6fc859d00fba8d3 [INFO] running `Command { std: "docker" "start" "-a" "5c98c710a27868f964bbb59fa83e0a136b69b20393d6b5c9f6fc859d00fba8d3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling reproto-naming v0.3.36 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> lib.rs:25:27 [INFO] [stdout] | [INFO] [stdout] 25 | fn copy(&self) -> Box; [INFO] [stdout] | ^^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 25 - fn copy(&self) -> Box; [INFO] [stdout] 25 + fn copy(&self) -> Box; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> lib.rs:36:27 [INFO] [stdout] | [INFO] [stdout] 36 | fn copy(&self) -> 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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 36 - fn copy(&self) -> Box { [INFO] [stdout] 36 + fn copy(&self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> lib.rs:71:27 [INFO] [stdout] | [INFO] [stdout] 71 | fn copy(&self) -> 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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 71 - fn copy(&self) -> Box { [INFO] [stdout] 71 + fn copy(&self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> lib.rs:106:27 [INFO] [stdout] | [INFO] [stdout] 106 | fn copy(&self) -> 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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 106 - fn copy(&self) -> Box { [INFO] [stdout] 106 + fn copy(&self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> lib.rs:141:27 [INFO] [stdout] | [INFO] [stdout] 141 | fn copy(&self) -> 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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 141 - fn copy(&self) -> Box { [INFO] [stdout] 141 + fn copy(&self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> lib.rs:25:27 [INFO] [stdout] | [INFO] [stdout] 25 | fn copy(&self) -> Box; [INFO] [stdout] | ^^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 25 - fn copy(&self) -> Box; [INFO] [stdout] 25 + fn copy(&self) -> Box; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> lib.rs:36:27 [INFO] [stdout] | [INFO] [stdout] 36 | fn copy(&self) -> 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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 36 - fn copy(&self) -> Box { [INFO] [stdout] 36 + fn copy(&self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> lib.rs:71:27 [INFO] [stdout] | [INFO] [stdout] 71 | fn copy(&self) -> 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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 71 - fn copy(&self) -> Box { [INFO] [stdout] 71 + fn copy(&self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> lib.rs:106:27 [INFO] [stdout] | [INFO] [stdout] 106 | fn copy(&self) -> 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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 106 - fn copy(&self) -> Box { [INFO] [stdout] 106 + fn copy(&self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> lib.rs:141:27 [INFO] [stdout] | [INFO] [stdout] 141 | fn copy(&self) -> 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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 141 - fn copy(&self) -> Box { [INFO] [stdout] 141 + fn copy(&self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.15s [INFO] [stderr] Executable unittests lib.rs (/opt/rustwide/target/debug/deps/reproto_naming-f6741e2b23c0c35f) [INFO] running `Command { std: "docker" "inspect" "5c98c710a27868f964bbb59fa83e0a136b69b20393d6b5c9f6fc859d00fba8d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c98c710a27868f964bbb59fa83e0a136b69b20393d6b5c9f6fc859d00fba8d3", kill_on_drop: false }` [INFO] [stdout] 5c98c710a27868f964bbb59fa83e0a136b69b20393d6b5c9f6fc859d00fba8d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1166ebf3036b46404d7facdc1bc5c51923f8e75509188b2bf21dde800c194274 [INFO] running `Command { std: "docker" "start" "-a" "1166ebf3036b46404d7facdc1bc5c51923f8e75509188b2bf21dde800c194274", 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] --> lib.rs:25:27 [INFO] [stderr] | [INFO] [stderr] 25 | fn copy(&self) -> Box; [INFO] [stderr] | ^^^^^^ [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 25 - fn copy(&self) -> Box; [INFO] [stderr] 25 + fn copy(&self) -> Box; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> lib.rs:36:27 [INFO] [stderr] | [INFO] [stderr] 36 | fn copy(&self) -> Box { [INFO] [stderr] | ^^^^^^ [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 36 - fn copy(&self) -> Box { [INFO] [stderr] 36 + fn copy(&self) -> Box { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> lib.rs:71:27 [INFO] [stderr] | [INFO] [stderr] 71 | fn copy(&self) -> Box { [INFO] [stderr] | ^^^^^^ [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 71 - fn copy(&self) -> Box { [INFO] [stderr] 71 + fn copy(&self) -> Box { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> lib.rs:106:27 [INFO] [stderr] | [INFO] [stderr] 106 | fn copy(&self) -> Box { [INFO] [stderr] | ^^^^^^ [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 106 - fn copy(&self) -> Box { [INFO] [stderr] 106 + fn copy(&self) -> Box { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> lib.rs:141:27 [INFO] [stderr] | [INFO] [stderr] 141 | fn copy(&self) -> Box { [INFO] [stderr] | ^^^^^^ [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 141 - fn copy(&self) -> Box { [INFO] [stderr] 141 + fn copy(&self) -> Box { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `reproto-naming` (lib) generated 5 warnings [INFO] [stderr] warning: `reproto-naming` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.26s [INFO] [stderr] Running unittests lib.rs (/opt/rustwide/target/debug/deps/reproto_naming-f6741e2b23c0c35f) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test tests::lower_camel_test ... ok [INFO] [stdout] test tests::lower_snake_test ... ok [INFO] [stdout] test tests::preserve_prefix ... ok [INFO] [stdout] test tests::upper_camel_test ... ok [INFO] [stdout] test tests::upper_snake_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests reproto-naming [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" "1166ebf3036b46404d7facdc1bc5c51923f8e75509188b2bf21dde800c194274", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1166ebf3036b46404d7facdc1bc5c51923f8e75509188b2bf21dde800c194274", kill_on_drop: false }` [INFO] [stdout] 1166ebf3036b46404d7facdc1bc5c51923f8e75509188b2bf21dde800c194274