[INFO] cloning repository https://github.com/rnestler/clonable-vec-of-trait-objects-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rnestler/clonable-vec-of-trait-objects-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frnestler%2Fclonable-vec-of-trait-objects-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frnestler%2Fclonable-vec-of-trait-objects-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a0e8b8273bc11e94f7dcf84a0a83d24eff74781
[INFO] testing rnestler/clonable-vec-of-trait-objects-rs against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frnestler%2Fclonable-vec-of-trait-objects-rs" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rnestler/clonable-vec-of-trait-objects-rs on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rnestler/clonable-vec-of-trait-objects-rs
[INFO] finished tweaking git repo https://github.com/rnestler/clonable-vec-of-trait-objects-rs
[INFO] tweaked toml for git repo https://github.com/rnestler/clonable-vec-of-trait-objects-rs written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/rnestler/clonable-vec-of-trait-objects-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c3fa6fcbf9de0b0ee68a949e05f6e28641f0caef06aae39b8c83cea20adf29f
[INFO] running `Command { std: "docker" "start" "-a" "6c3fa6fcbf9de0b0ee68a949e05f6e28641f0caef06aae39b8c83cea20adf29f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c3fa6fcbf9de0b0ee68a949e05f6e28641f0caef06aae39b8c83cea20adf29f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c3fa6fcbf9de0b0ee68a949e05f6e28641f0caef06aae39b8c83cea20adf29f", kill_on_drop: false }`
[INFO] [stdout] 6c3fa6fcbf9de0b0ee68a949e05f6e28641f0caef06aae39b8c83cea20adf29f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46c33449f00766874898f7ff3d904234ad6390317887cbce42ca0e5c07045723
[INFO] running `Command { std: "docker" "start" "-a" "46c33449f00766874898f7ff3d904234ad6390317887cbce42ca0e5c07045723", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling clonable-vec-of-trait-objects v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/solution_c.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn box_clone(&self) -> Box<BoxCloneableTrait>; 
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/solution_c.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn box_clone(&self) -> Box<BoxCloneableTrait> {
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/solution_c.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn box_clone(&self) -> Box<BoxCloneableTrait> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/solution_c.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn clone_vec(vec: &Vec<Box<BoxCloneableTrait>>) -> Vec<Box<BoxCloneableTrait>>{
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/solution_c.rs:19:64
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn clone_vec(vec: &Vec<Box<BoxCloneableTrait>>) -> Vec<Box<BoxCloneableTrait>>{
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/main.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let vec: Vec<Box<Trait>> = vec![Box::new(A::new()), Box::new(B::new())];
[INFO] [stdout]   |                      ^^^^^ help: use `dyn`: `dyn Trait`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:33:22
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let vec: Vec<Box<BoxCloneableTrait>> = vec![Box::new(A::new()), Box::new(B::new())];
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.54s
[INFO] running `Command { std: "docker" "inspect" "46c33449f00766874898f7ff3d904234ad6390317887cbce42ca0e5c07045723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46c33449f00766874898f7ff3d904234ad6390317887cbce42ca0e5c07045723", kill_on_drop: false }`
[INFO] [stdout] 46c33449f00766874898f7ff3d904234ad6390317887cbce42ca0e5c07045723
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2f94861c420894335f5c1be176fff079fc95fab366d45f5672824ca341862e8
[INFO] running `Command { std: "docker" "start" "-a" "f2f94861c420894335f5c1be176fff079fc95fab366d45f5672824ca341862e8", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/solution_c.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn box_clone(&self) -> Box<BoxCloneableTrait>; 
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clonable-vec-of-trait-objects v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/solution_c.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn box_clone(&self) -> Box<BoxCloneableTrait> {
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/solution_c.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn box_clone(&self) -> Box<BoxCloneableTrait> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/solution_c.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn clone_vec(vec: &Vec<Box<BoxCloneableTrait>>) -> Vec<Box<BoxCloneableTrait>>{
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/solution_c.rs:19:64
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn clone_vec(vec: &Vec<Box<BoxCloneableTrait>>) -> Vec<Box<BoxCloneableTrait>>{
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/solution_c.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn box_clone(&self) -> Box<BoxCloneableTrait>; 
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/solution_c.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn box_clone(&self) -> Box<BoxCloneableTrait> {
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/solution_c.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn box_clone(&self) -> Box<BoxCloneableTrait> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/solution_c.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn clone_vec(vec: &Vec<Box<BoxCloneableTrait>>) -> Vec<Box<BoxCloneableTrait>>{
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/solution_c.rs:19:64
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn clone_vec(vec: &Vec<Box<BoxCloneableTrait>>) -> Vec<Box<BoxCloneableTrait>>{
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/main.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let vec: Vec<Box<Trait>> = vec![Box::new(A::new()), Box::new(B::new())];
[INFO] [stdout]   |                      ^^^^^ help: use `dyn`: `dyn Trait`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:33:22
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let vec: Vec<Box<BoxCloneableTrait>> = vec![Box::new(A::new()), Box::new(B::new())];
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "f2f94861c420894335f5c1be176fff079fc95fab366d45f5672824ca341862e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2f94861c420894335f5c1be176fff079fc95fab366d45f5672824ca341862e8", kill_on_drop: false }`
[INFO] [stdout] f2f94861c420894335f5c1be176fff079fc95fab366d45f5672824ca341862e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2672dbb697363e9f364930de12cdfc1f250b650fb83946e604f6761aa9474c76
[INFO] running `Command { std: "docker" "start" "-a" "2672dbb697363e9f364930de12cdfc1f250b650fb83946e604f6761aa9474c76", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/solution_c.rs:4:32
[INFO] [stderr]   |
[INFO] [stderr] 4 |     fn box_clone(&self) -> Box<BoxCloneableTrait>; 
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/solution_c.rs:8:32
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn box_clone(&self) -> Box<BoxCloneableTrait> {
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/solution_c.rs:14:32
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 14 |     fn box_clone(&self) -> Box<BoxCloneableTrait> {
[INFO] [stdout] 
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/solution_c.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn clone_vec(vec: &Vec<Box<BoxCloneableTrait>>) -> Vec<Box<BoxCloneableTrait>>{
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/solution_c.rs:19:64
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn clone_vec(vec: &Vec<Box<BoxCloneableTrait>>) -> Vec<Box<BoxCloneableTrait>>{
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/solution_c.rs:4:32
[INFO] [stderr]   |
[INFO] [stderr] 4 |     fn box_clone(&self) -> Box<BoxCloneableTrait>; 
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/solution_c.rs:8:32
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn box_clone(&self) -> Box<BoxCloneableTrait> {
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/solution_c.rs:14:32
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn box_clone(&self) -> Box<BoxCloneableTrait> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/solution_c.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn clone_vec(vec: &Vec<Box<BoxCloneableTrait>>) -> Vec<Box<BoxCloneableTrait>>{
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/solution_c.rs:19:64
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn clone_vec(vec: &Vec<Box<BoxCloneableTrait>>) -> Vec<Box<BoxCloneableTrait>>{
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let vec: Vec<Box<Trait>> = vec![Box::new(A::new()), Box::new(B::new())];
[INFO] [stderr]   |                      ^^^^^ help: use `dyn`: `dyn Trait`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:33:22
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let vec: Vec<Box<BoxCloneableTrait>> = vec![Box::new(A::new()), Box::new(B::new())];
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxCloneableTrait`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/clonable_vec_of_trait_objects-49f7e5267f501440)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/clonable_vec_of_trait_objects-33566fd8a5660b4d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests clonable-vec-of-trait-objects
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2672dbb697363e9f364930de12cdfc1f250b650fb83946e604f6761aa9474c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2672dbb697363e9f364930de12cdfc1f250b650fb83946e604f6761aa9474c76", kill_on_drop: false }`
[INFO] [stdout] 2672dbb697363e9f364930de12cdfc1f250b650fb83946e604f6761aa9474c76