[INFO] fetching crate serde_tagged 0.2.0...
[INFO] checking serde_tagged-0.2.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate serde_tagged 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate serde_tagged 0.2.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate serde_tagged 0.2.0
[INFO] finished tweaking crates.io crate serde_tagged 0.2.0
[INFO] tweaked toml for crates.io crate serde_tagged 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c256cb10e49a83ef52558e2fdc9e7407b01be0ca78cbf9b40229b967e3e1b76
[INFO] running `"docker" "start" "-a" "3c256cb10e49a83ef52558e2fdc9e7407b01be0ca78cbf9b40229b967e3e1b76"`
[INFO] [stderr]     Checking erased-serde v0.3.9
[INFO] [stderr]     Checking serde_tagged v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de/seed.rs:385:31
[INFO] [stderr]     |
[INFO] [stderr] 385 |         : for<'de> FnMut(&mut erased_serde::Deserializer<'de>) -> Result<V, erased_serde::Error>
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn erased_serde::Deserializer<'de>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de/seed.rs:390:32
[INFO] [stderr]     |
[INFO] [stderr] 390 |         F: for<'de> FnMut(&mut erased_serde::Deserializer<'de>) -> Result<V, erased_serde::Error>,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn erased_serde::Deserializer<'de>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de/seed.rs:399:36
[INFO] [stderr]     |
[INFO] [stderr] 399 |     pub struct BoxFnMutSeed<V>(Box<FnMutSeed<V, Output = Result<V, erased_serde::Error>> + Sync>);
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMutSeed<V, Output = Result<V, erased_serde::Error>> + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de/seed.rs:439:28
[INFO] [stderr]     |
[INFO] [stderr] 439 |         : for<'de> Fn(&mut erased_serde::Deserializer<'de>) -> Result<V, erased_serde::Error>
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn erased_serde::Deserializer<'de>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de/seed.rs:444:29
[INFO] [stderr]     |
[INFO] [stderr] 444 |         F: for<'de> Fn(&mut erased_serde::Deserializer<'de>) -> Result<V, erased_serde::Error>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn erased_serde::Deserializer<'de>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de/seed.rs:453:33
[INFO] [stderr]     |
[INFO] [stderr] 453 |     pub struct BoxFnSeed<V>(Box<FnSeed<V, Output = Result<V, erased_serde::Error>> + Sync>);
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnSeed<V, Output = Result<V, erased_serde::Error>> + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de/seed.rs:385:31
[INFO] [stderr]     |
[INFO] [stderr] 385 |         : for<'de> FnMut(&mut erased_serde::Deserializer<'de>) -> Result<V, erased_serde::Error>
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn erased_serde::Deserializer<'de>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de/seed.rs:390:32
[INFO] [stderr]     |
[INFO] [stderr] 390 |         F: for<'de> FnMut(&mut erased_serde::Deserializer<'de>) -> Result<V, erased_serde::Error>,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn erased_serde::Deserializer<'de>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de/seed.rs:399:36
[INFO] [stderr]     |
[INFO] [stderr] 399 |     pub struct BoxFnMutSeed<V>(Box<FnMutSeed<V, Output = Result<V, erased_serde::Error>> + Sync>);
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMutSeed<V, Output = Result<V, erased_serde::Error>> + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de/seed.rs:439:28
[INFO] [stderr]     |
[INFO] [stderr] 439 |         : for<'de> Fn(&mut erased_serde::Deserializer<'de>) -> Result<V, erased_serde::Error>
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn erased_serde::Deserializer<'de>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de/seed.rs:444:29
[INFO] [stderr]     |
[INFO] [stderr] 444 |         F: for<'de> Fn(&mut erased_serde::Deserializer<'de>) -> Result<V, erased_serde::Error>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn erased_serde::Deserializer<'de>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de/seed.rs:453:33
[INFO] [stderr]     |
[INFO] [stderr] 453 |     pub struct BoxFnSeed<V>(Box<FnSeed<V, Output = Result<V, erased_serde::Error>> + Sync>);
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnSeed<V, Output = Result<V, erased_serde::Error>> + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/deserialize.rs:146:36
[INFO] [stderr]     |
[INFO] [stderr] 146 |     type RegSeedFn = BoxFnSeed<Box<TypeId>>;
[INFO] [stderr]     |                                    ^^^^^^ help: use `dyn`: `dyn TypeId`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/deserialize.rs:155:18
[INFO] [stderr]     |
[INFO] [stderr] 155 |         de: &mut erased_serde::Deserializer<'de>,
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn erased_serde::Deserializer<'de>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/deserialize.rs:156:21
[INFO] [stderr]     |
[INFO] [stderr] 156 |     ) -> Result<Box<TypeId>, erased_serde::Error> {
[INFO] [stderr]     |                     ^^^^^^ help: use `dyn`: `dyn TypeId`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/deserialize.rs:161:18
[INFO] [stderr]     |
[INFO] [stderr] 161 |         de: &mut erased_serde::Deserializer<'de>,
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn erased_serde::Deserializer<'de>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/deserialize.rs:162:21
[INFO] [stderr]     |
[INFO] [stderr] 162 |     ) -> Result<Box<TypeId>, erased_serde::Error> {
[INFO] [stderr]     |                     ^^^^^^ help: use `dyn`: `dyn TypeId`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/deserialize.rs:183:22
[INFO] [stderr]     |
[INFO] [stderr] 183 |     type Value = Box<TypeId>;
[INFO] [stderr]     |                      ^^^^^^ help: use `dyn`: `dyn TypeId`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/deserialize.rs:210:22
[INFO] [stderr]     |
[INFO] [stderr] 210 |     type Value = Box<TypeId>;
[INFO] [stderr]     |                      ^^^^^^ help: use `dyn`: `dyn TypeId`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/trait_objects.rs:125:31
[INFO] [stderr]     |
[INFO] [stderr] 125 | impl<'a> serde::Serialize for Stored + 'a {
[INFO] [stderr]     |                               ^^^^^^^^^^^ help: use `dyn`: `dyn Stored + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/trait_objects.rs:140:43
[INFO] [stderr]     |
[INFO] [stderr] 140 | impl<'de> serde::Deserialize<'de> for Box<Stored> {
[INFO] [stderr]     |                                           ^^^^^^ help: use `dyn`: `dyn Stored`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/trait_objects.rs:166:62
[INFO] [stderr]     |
[INFO] [stderr] 166 | pub type TypeRegistry = BTreeMap<&'static str, BoxFnSeed<Box<Stored>>>;
[INFO] [stderr]     |                                                              ^^^^^^ help: use `dyn`: `dyn Stored`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/trait_objects.rs:191:28
[INFO] [stderr]     |
[INFO] [stderr] 191 |     pub fn a<'de>(de: &mut Deserializer<'de>) -> Result<Box<Stored>, Error> {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Deserializer<'de>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/trait_objects.rs:191:61
[INFO] [stderr]     |
[INFO] [stderr] 191 |     pub fn a<'de>(de: &mut Deserializer<'de>) -> Result<Box<Stored>, Error> {
[INFO] [stderr]     |                                                             ^^^^^^ help: use `dyn`: `dyn Stored`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/trait_objects.rs:196:28
[INFO] [stderr]     |
[INFO] [stderr] 196 |     pub fn b<'de>(de: &mut Deserializer<'de>) -> Result<Box<Stored>, Error> {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Deserializer<'de>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/trait_objects.rs:196:61
[INFO] [stderr]     |
[INFO] [stderr] 196 |     pub fn b<'de>(de: &mut Deserializer<'de>) -> Result<Box<Stored>, Error> {
[INFO] [stderr]     |                                                             ^^^^^^ help: use `dyn`: `dyn Stored`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/trait_objects.rs:212:20
[INFO] [stderr]     |
[INFO] [stderr] 212 |     let ser_a: Box<Stored> = a.clone();
[INFO] [stderr]     |                    ^^^^^^ help: use `dyn`: `dyn Stored`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/trait_objects.rs:213:20
[INFO] [stderr]     |
[INFO] [stderr] 213 |     let ser_b: Box<Stored> = b.clone();
[INFO] [stderr]     |                    ^^^^^^ help: use `dyn`: `dyn Stored`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/trait_objects.rs:214:20
[INFO] [stderr]     |
[INFO] [stderr] 214 |     let ser_c: Box<Stored> = c.clone();
[INFO] [stderr]     |                    ^^^^^^ help: use `dyn`: `dyn Stored`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/trait_objects.rs:254:19
[INFO] [stderr]     |
[INFO] [stderr] 254 |     let de_a: Box<Stored> = serde_json::from_str(&ser_a).unwrap();
[INFO] [stderr]     |                   ^^^^^^ help: use `dyn`: `dyn Stored`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/trait_objects.rs:255:19
[INFO] [stderr]     |
[INFO] [stderr] 255 |     let de_b: Box<Stored> = serde_json::from_str(&ser_b).unwrap();
[INFO] [stderr]     |                   ^^^^^^ help: use `dyn`: `dyn Stored`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/trait_objects.rs:256:19
[INFO] [stderr]     |
[INFO] [stderr] 256 |     let de_c: Box<Stored> = serde_json::from_str(&ser_c).unwrap();
[INFO] [stderr]     |                   ^^^^^^ help: use `dyn`: `dyn Stored`
[INFO] [stderr] 
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]    --> examples/trait_objects.rs:136:65
[INFO] [stderr]     |
[INFO] [stderr] 136 |         serde_tagged::ser::external::serialize(serializer, self.type_id(), &SerializeErased(self))
[INFO] [stderr]     |                                                                 ^^^^^^^ multiple `type_id` found
[INFO] [stderr]     |
[INFO] [stderr] note: candidate #1 is defined in the trait `TypeId`
[INFO] [stderr]    --> examples/trait_objects.rs:65:5
[INFO] [stderr]     |
[INFO] [stderr] 65  |     fn type_id(&self) -> &'static str;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: to disambiguate the method call, write `TypeId::type_id(&self)` instead
[INFO] [stderr] note: candidate #2 is defined in the trait `std::any::Any`
[INFO] [stderr]     = help: to disambiguate the method call, write `std::any::Any::type_id(&self)` instead
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0034`.
[INFO] [stderr] error: could not compile `serde_tagged`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "3c256cb10e49a83ef52558e2fdc9e7407b01be0ca78cbf9b40229b967e3e1b76"`
[INFO] running `"docker" "rm" "-f" "3c256cb10e49a83ef52558e2fdc9e7407b01be0ca78cbf9b40229b967e3e1b76"`
[INFO] [stdout] 3c256cb10e49a83ef52558e2fdc9e7407b01be0ca78cbf9b40229b967e3e1b76