[INFO] fetching crate brids 0.4.0...
[INFO] checking brids-0.4.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate brids 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate brids 0.4.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate brids 0.4.0
[INFO] removed 3 missing examples
[INFO] finished tweaking crates.io crate brids 0.4.0
[INFO] tweaked toml for crates.io crate brids 0.4.0 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 266da777ebf3acdead5438146aeb4fd8e4844b433f7979be17d34bc13f6266f7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "266da777ebf3acdead5438146aeb4fd8e4844b433f7979be17d34bc13f6266f7"`
[INFO] [stderr]     Checking serde_test v1.0.101
[INFO] [stderr]     Checking brids v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> examples/serde.rs:17:39
[INFO] [stderr]    |
[INFO] [stderr] 17 | #[derive(Debug, PartialEq, Serialize, Deserialize)]
[INFO] [stderr]    |                                       ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> examples/serde.rs:17:28
[INFO] [stderr]    |
[INFO] [stderr] 17 | #[derive(Debug, PartialEq, Serialize, Deserialize)]
[INFO] [stderr]    |                            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> examples/serde.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     name: &'a str,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> examples/serde.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     cnpj: Cnpj,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `brids::cnpj::Cnpj: _IMPL_DESERIALIZE_FOR_Company::_serde::Serialize` is not satisfied
[INFO] [stderr]   --> examples/serde.rs:17:28
[INFO] [stderr]    |
[INFO] [stderr] 17 | #[derive(Debug, PartialEq, Serialize, Deserialize)]
[INFO] [stderr]    |                            ^^^^^^^^^ the trait `_IMPL_DESERIALIZE_FOR_Company::_serde::Serialize` is not implemented for `brids::cnpj::Cnpj`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `_IMPL_DESERIALIZE_FOR_Company::_serde::ser::SerializeStruct::serialize_field`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `brids::cnpj::Cnpj: _IMPL_DESERIALIZE_FOR_Company::_serde::Deserialize<'_>` is not satisfied
[INFO] [stderr]   --> examples/serde.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     cnpj: Cnpj,
[INFO] [stderr]    |     ^^^^^^^^^^ the trait `_IMPL_DESERIALIZE_FOR_Company::_serde::Deserialize<'_>` is not implemented for `brids::cnpj::Cnpj`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `_IMPL_DESERIALIZE_FOR_Company::_serde::de::SeqAccess::next_element`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `brids::cnpj::Cnpj: _IMPL_DESERIALIZE_FOR_Company::_serde::Deserialize<'_>` is not satisfied
[INFO] [stderr]   --> examples/serde.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     cnpj: Cnpj,
[INFO] [stderr]    |     ^^^^^^^^^^ the trait `_IMPL_DESERIALIZE_FOR_Company::_serde::Deserialize<'_>` is not implemented for `brids::cnpj::Cnpj`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `_IMPL_DESERIALIZE_FOR_Company::_serde::de::MapAccess::next_value`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `Company<'_>: serde::ser::Serialize` is not satisfied
[INFO] [stderr]     --> examples/serde.rs:30:38
[INFO] [stderr]      |
[INFO] [stderr] 30   |     let json = serde_json::to_string(&company1).unwrap();
[INFO] [stderr]      |                                      ^^^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `Company<'_>`
[INFO] [stderr]      | 
[INFO] [stderr]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.41/src/ser.rs:2224:8
[INFO] [stderr]      |
[INFO] [stderr] 2224 |     T: Serialize,
[INFO] [stderr]      |        --------- required by this bound in `serde_json::ser::to_string`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `Company<'_>: serde::de::Deserialize<'_>` is not satisfied
[INFO] [stderr]     --> examples/serde.rs:34:29
[INFO] [stderr]      |
[INFO] [stderr] 34   |     let company2: Company = serde_json::from_str(&json).unwrap();
[INFO] [stderr]      |                             ^^^^^^^^^^^^^^^^^^^^ the trait `serde::de::Deserialize<'_>` is not implemented for `Company<'_>`
[INFO] [stderr]      | 
[INFO] [stderr]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.41/src/de.rs:2342:8
[INFO] [stderr]      |
[INFO] [stderr] 2342 |     T: de::Deserialize<'a>,
[INFO] [stderr]      |        ------------------- required by this bound in `serde_json::de::from_str`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 9 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `brids`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "266da777ebf3acdead5438146aeb4fd8e4844b433f7979be17d34bc13f6266f7"`
[INFO] running `"docker" "rm" "-f" "266da777ebf3acdead5438146aeb4fd8e4844b433f7979be17d34bc13f6266f7"`
[INFO] [stdout] 266da777ebf3acdead5438146aeb4fd8e4844b433f7979be17d34bc13f6266f7