[INFO] crate cargo-cov 0.0.5 is already in cache
[INFO] checking cargo-cov-0.0.5 against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] extracting crate cargo-cov 0.0.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cargo-cov 0.0.5 on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cargo-cov 0.0.5
[INFO] finished tweaking crates.io crate cargo-cov 0.0.5
[INFO] tweaked toml for crates.io crate cargo-cov 0.0.5 written to /workspace/builds/worker-1/source/Cargo.toml
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] ca95b82d2d1e991db25a56dea9cbc1e0a71a6c3087a14a78e88d23d315429f73
[INFO] running `"docker" "start" "-a" "ca95b82d2d1e991db25a56dea9cbc1e0a71a6c3087a14a78e88d23d315429f73"`
[INFO] [stderr]     Checking unic-common v0.7.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking unic-char-range v0.7.0
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]    Compiling cargo-cov v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking fs_extra v1.1.0
[INFO] [stderr]     Checking natord v1.0.9
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking shawshank v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking unic-ucd-version v0.7.0
[INFO] [stderr]     Checking unic-char-property v0.7.0
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking unic-ucd-segment v0.7.0
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking unic-segment v0.7.0
[INFO] [stderr]     Checking cov v0.0.5
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking tera v0.11.20
[INFO] [stderr] error[E0284]: type annotations needed: cannot resolve `<std::string::String as std::ops::Add<&_>>::Output == _`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tera-0.11.20/src/renderer/processor.rs:51:21
[INFO] [stderr]    |
[INFO] [stderr] 51 |                     + post_var_as_str.as_ref()
[INFO] [stderr]    |                     ^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0284`.
[INFO] [stderr] error: could not compile `tera`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "ca95b82d2d1e991db25a56dea9cbc1e0a71a6c3087a14a78e88d23d315429f73"`
[INFO] running `"docker" "rm" "-f" "ca95b82d2d1e991db25a56dea9cbc1e0a71a6c3087a14a78e88d23d315429f73"`
[INFO] [stdout] ca95b82d2d1e991db25a56dea9cbc1e0a71a6c3087a14a78e88d23d315429f73