[INFO] fetching crate detrojt 0.1.1...
[INFO] checking detrojt-0.1.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate detrojt 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate detrojt 0.1.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate detrojt 0.1.1
[INFO] finished tweaking crates.io crate detrojt 0.1.1
[INFO] tweaked toml for crates.io crate detrojt 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cfe2b32a40b5a4aaa3aed3b3964b967fad0d1c8911d110d616c23e8b846b1c9a
[INFO] running `Command { std: "docker" "start" "-a" "cfe2b32a40b5a4aaa3aed3b3964b967fad0d1c8911d110d616c23e8b846b1c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfe2b32a40b5a4aaa3aed3b3964b967fad0d1c8911d110d616c23e8b846b1c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe2b32a40b5a4aaa3aed3b3964b967fad0d1c8911d110d616c23e8b846b1c9a", kill_on_drop: false }`
[INFO] [stdout] cfe2b32a40b5a4aaa3aed3b3964b967fad0d1c8911d110d616c23e8b846b1c9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d567ce1f4e543c93a7289927b721249f1b118c8de7b95e0018ea8b5349c90da
[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" "0d567ce1f4e543c93a7289927b721249f1b118c8de7b95e0018ea8b5349c90da", kill_on_drop: false }`
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking detrojt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/serde.rs:81:65
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>>;
[INFO] [stdout]    |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[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/serde.rs:85:65
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>> {
[INFO] [stdout]    |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/serde.rs:95:52
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[INFO] [stdout]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:100:52
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[INFO] [stdout]     |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:136:48
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn serialize_inner(&self) -> Result<S, Box<Error>>;
[INFO] [stdout]     |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:150:48
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn serialize_inner(&self) -> Result<S, Box<Error>> {
[INFO] [stdout]     |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:173:73
[INFO] [stdout]     |
[INFO] [stdout] 173 | struct TraitObjDeserializer<U>(fn(U::InterDeserialize) -> Result<U, Box<Error>>)
[INFO] [stdout]     |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:177:67
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>>;
[INFO] [stdout]     |                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:184:67
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>> {
[INFO] [stdout]     |                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:144:59
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let r0: TraitObject = std::mem::transmute(&() as &Send);
[INFO] [stdout]     |                                                           ^^^^ help: use `dyn`: `dyn Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:146:56
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let r: TraitObject = std::mem::transmute(p as &TyConstImpl<D>);
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn TyConstImpl<D>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:184:59
[INFO] [stdout]     |
[INFO] [stdout] 184 |         let r0: TraitObject = std::mem::transmute(&() as &Send);
[INFO] [stdout]     |                                                           ^^^^ help: use `dyn`: `dyn Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let r: &TyConstImpl<D> = std::mem::transmute(r);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn TyConstImpl<D>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/serde.rs:81:65
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>>;
[INFO] [stdout]    |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[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/serde.rs:85:65
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn inter_serialize<T: Serialize>(t: &T) -> Result<Self, Box<Error>> {
[INFO] [stdout]    |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/serde.rs:95:52
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[INFO] [stdout]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:100:52
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn inter_deserialize<T>(self) -> Result<T, Box<Error>>
[INFO] [stdout]     |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:136:48
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn serialize_inner(&self) -> Result<S, Box<Error>>;
[INFO] [stdout]     |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:150:48
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn serialize_inner(&self) -> Result<S, Box<Error>> {
[INFO] [stdout]     |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:173:73
[INFO] [stdout]     |
[INFO] [stdout] 173 | struct TraitObjDeserializer<U>(fn(U::InterDeserialize) -> Result<U, Box<Error>>)
[INFO] [stdout]     |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:177:67
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>>;
[INFO] [stdout]     |                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/serde.rs:184:67
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn deserialize_inner(d: U::InterDeserialize) -> Result<U, Box<Error>> {
[INFO] [stdout]     |                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:144:59
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let r0: TraitObject = std::mem::transmute(&() as &Send);
[INFO] [stdout]     |                                                           ^^^^ help: use `dyn`: `dyn Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:146:56
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let r: TraitObject = std::mem::transmute(p as &TyConstImpl<D>);
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn TyConstImpl<D>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:184:59
[INFO] [stdout]     |
[INFO] [stdout] 184 |         let r0: TraitObject = std::mem::transmute(&() as &Send);
[INFO] [stdout]     |                                                           ^^^^ help: use `dyn`: `dyn Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let r: &TyConstImpl<D> = std::mem::transmute(r);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn TyConstImpl<D>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "0d567ce1f4e543c93a7289927b721249f1b118c8de7b95e0018ea8b5349c90da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d567ce1f4e543c93a7289927b721249f1b118c8de7b95e0018ea8b5349c90da", kill_on_drop: false }`
[INFO] [stdout] 0d567ce1f4e543c93a7289927b721249f1b118c8de7b95e0018ea8b5349c90da