[INFO] fetching crate enum_derive 0.1.7...
[INFO] checking enum_derive-0.1.7 against 1.55.0 for beta-1.56-3
[INFO] extracting crate enum_derive 0.1.7 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate enum_derive 0.1.7 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enum_derive 0.1.7
[INFO] finished tweaking crates.io crate enum_derive 0.1.7
[INFO] tweaked toml for crates.io crate enum_derive 0.1.7 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16660680354ee22b26dc12a12d841b1ac276f416bebd54c3fda232f6076ba205
[INFO] running `Command { std: "docker" "start" "-a" "16660680354ee22b26dc12a12d841b1ac276f416bebd54c3fda232f6076ba205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16660680354ee22b26dc12a12d841b1ac276f416bebd54c3fda232f6076ba205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16660680354ee22b26dc12a12d841b1ac276f416bebd54c3fda232f6076ba205", kill_on_drop: false }`
[INFO] [stdout] 16660680354ee22b26dc12a12d841b1ac276f416bebd54c3fda232f6076ba205
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 684af666c536040308db16efb58fd76099439363c3033d06288e6de40d732ad1
[INFO] running `Command { std: "docker" "start" "-a" "684af666c536040308db16efb58fd76099439363c3033d06288e6de40d732ad1", kill_on_drop: false }`
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking enum_derive v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/enum_inner_as_trait.rs:48:45
[INFO] [stdout]    |
[INFO] [stdout] 48 |         EnumInnerAsTrait(pub as_size_of -> &SizeOf),
[INFO] [stdout]    |                                             ^^^^^^ help: use `dyn`: `dyn SizeOf`
[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]   --> tests/enum_inner_as_trait.rs:48:45
[INFO] [stdout]    |
[INFO] [stdout] 48 |         EnumInnerAsTrait(pub as_size_of -> &SizeOf),
[INFO] [stdout]    |                                             ^^^^^^ help: use `dyn`: `dyn SizeOf`
[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]   --> tests/enum_inner_as_trait.rs:49:45
[INFO] [stdout]    |
[INFO] [stdout] 49 |         EnumInnerAsTrait(as_replace -> &mut Replace<u32>),
[INFO] [stdout]    |                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn Replace<u32>`
[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]   --> tests/enum_inner_as_trait.rs:50:45
[INFO] [stdout]    |
[INFO] [stdout] 50 |         EnumInnerAsTrait(pub as_display -> &std::fmt::Display),
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Display`
[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]   --> tests/enum_inner_as_trait.rs:61:41
[INFO] [stdout]    |
[INFO] [stdout] 61 |         EnumInnerAsTrait(as_size_of -> &SizeOf),
[INFO] [stdout]    |                                         ^^^^^^ help: use `dyn`: `dyn SizeOf`
[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]   --> tests/enum_inner_as_trait.rs:62:49
[INFO] [stdout]    |
[INFO] [stdout] 62 |         EnumInnerAsTrait(pub as_replace -> &mut Replace<u32>),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn Replace<u32>`
[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: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "684af666c536040308db16efb58fd76099439363c3033d06288e6de40d732ad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "684af666c536040308db16efb58fd76099439363c3033d06288e6de40d732ad1", kill_on_drop: false }`
[INFO] [stdout] 684af666c536040308db16efb58fd76099439363c3033d06288e6de40d732ad1
