[INFO] updating cached repository https://github.com/FTV-Subtil/dash_manifest_worker
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/FTV-Subtil/dash_manifest_worker
[INFO] [stderr]  * [new branch]      dependabot/cargo/hyper-0.13.0 -> dependabot/cargo/hyper-0.13.0
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 52cf836b32438110819f8d68744757558c24a810
[INFO] checking FTV-Subtil/dash_manifest_worker against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFTV-Subtil%2Fdash_manifest_worker" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FTV-Subtil/dash_manifest_worker on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/FTV-Subtil/dash_manifest_worker
[INFO] finished tweaking git repo https://github.com/FTV-Subtil/dash_manifest_worker
[INFO] tweaked toml for git repo https://github.com/FTV-Subtil/dash_manifest_worker written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/FTV-Subtil/dash_manifest_worker already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-9/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "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] e5d337eb22e99ab7d0da4380355d2f62f234a0fa2024b9fb92b96971d03b6251
[INFO] running `"docker" "start" "-a" "e5d337eb22e99ab7d0da4380355d2f62f234a0fa2024b9fb92b96971d03b6251"`
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling cookie-factory v0.3.0-beta2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking yaserde v0.3.8
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]     Checking amq-protocol-uri v2.3.0
[INFO] [stderr]    Compiling yaserde_derive v0.3.8
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling hashbrown v0.2.2
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr] error[E0284]: type annotations needed: cannot resolve `<std::string::String as std::ops::Add<&_>>::Output == std::string::String`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yaserde_derive-0.3.8/src/ser/expand_enum.rs:27:22
[INFO] [stderr]    |
[INFO] [stderr] 27 |         prefix + ":" + renamed_label.to_string().as_ref()
[INFO] [stderr]    |                      ^
[INFO] [stderr] 
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yaserde_derive-0.3.8/src/ser/expand_struct.rs:33:22
[INFO] [stderr]    |
[INFO] [stderr] 33 |         prefix + ":" + renamed_label.to_string().as_ref()
[INFO] [stderr]    |                      ^ cannot infer type
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0282, E0284.
[INFO] [stderr] For more information about an error, try `rustc --explain E0282`.
[INFO] [stderr] error: could not compile `yaserde_derive`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "e5d337eb22e99ab7d0da4380355d2f62f234a0fa2024b9fb92b96971d03b6251"`
[INFO] running `"docker" "rm" "-f" "e5d337eb22e99ab7d0da4380355d2f62f234a0fa2024b9fb92b96971d03b6251"`
[INFO] [stdout] e5d337eb22e99ab7d0da4380355d2f62f234a0fa2024b9fb92b96971d03b6251