[INFO] fetching crate trait_enum 0.3.0...
[INFO] checking trait_enum-0.3.0 against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585
[INFO] extracting crate trait_enum 0.3.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate trait_enum 0.3.0 on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trait_enum 0.3.0
[INFO] finished tweaking crates.io crate trait_enum 0.3.0
[INFO] tweaked toml for crates.io crate trait_enum 0.3.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 514d09be979585c2fa2fd260b8fc0d7ef0588f757c889a367ca20af864679298
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "514d09be979585c2fa2fd260b8fc0d7ef0588f757c889a367ca20af864679298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "514d09be979585c2fa2fd260b8fc0d7ef0588f757c889a367ca20af864679298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "514d09be979585c2fa2fd260b8fc0d7ef0588f757c889a367ca20af864679298", kill_on_drop: false }`
[INFO] [stdout] 514d09be979585c2fa2fd260b8fc0d7ef0588f757c889a367ca20af864679298
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b32c9453cd8d66a0e65f627734ebb9eccf48ebff048cad66c007f4f2296fb13c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b32c9453cd8d66a0e65f627734ebb9eccf48ebff048cad66c007f4f2296fb13c", kill_on_drop: false }`
[INFO] [stderr]     Checking trait_enum v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test.rs:22:24
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub enum Combined: CommonTrait {
[INFO] [stdout]    |                        ^^^^^^^^^^^ help: use `dyn`: `dyn CommonTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:218:43
[INFO] [stdout]     |
[INFO] [stdout] 218 |               fn deref(&self) -> &($Trait + 'static) {
[INFO] [stdout]     |                                             ^^^^^^^ help: use `dyn`: `dyn 'static`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/test.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | / trait_enum! {
[INFO] [stdout] 22  | |     pub enum Combined: CommonTrait {
[INFO] [stdout] 23  | |         InnerOne,
[INFO] [stdout] 24  | |         InnerTwo
[INFO] [stdout] 25  | |     }
[INFO] [stdout] 26  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test.rs:22:24
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub enum Combined: CommonTrait {
[INFO] [stdout]    |                        ^^^^^^^^^^^ help: use `dyn`: `dyn CommonTrait`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:228:55
[INFO] [stdout]     |
[INFO] [stdout] 228 |               fn deref_mut(&mut self) -> &mut ($Trait + 'static) {
[INFO] [stdout]     |                                                         ^^^^^^^ help: use `dyn`: `dyn 'static`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/test.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | / trait_enum! {
[INFO] [stdout] 22  | |     pub enum Combined: CommonTrait {
[INFO] [stdout] 23  | |         InnerOne,
[INFO] [stdout] 24  | |         InnerTwo
[INFO] [stdout] 25  | |     }
[INFO] [stdout] 26  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let deref: &CommonTrait = combined.deref();
[INFO] [stdout]    |                 ^^^^^^^^^^^ help: use `dyn`: `dyn CommonTrait`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let deref: &CommonTrait = combined.deref();
[INFO] [stdout]    |                 ^^^^^^^^^^^ help: use `dyn`: `dyn CommonTrait`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "b32c9453cd8d66a0e65f627734ebb9eccf48ebff048cad66c007f4f2296fb13c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b32c9453cd8d66a0e65f627734ebb9eccf48ebff048cad66c007f4f2296fb13c", kill_on_drop: false }`
[INFO] [stdout] b32c9453cd8d66a0e65f627734ebb9eccf48ebff048cad66c007f4f2296fb13c