[INFO] updating cached repository https://github.com/jonkgrimes/juno-server
[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] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4c8ede93369c56bff09a3ef45e405715a786a5bf
[INFO] checking jonkgrimes/juno-server against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonkgrimes%2Fjuno-server" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonkgrimes/juno-server 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/jonkgrimes/juno-server
[INFO] finished tweaking git repo https://github.com/jonkgrimes/juno-server
[INFO] tweaked toml for git repo https://github.com/jonkgrimes/juno-server written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jonkgrimes/juno-server already has a lockfile, it will not be regenerated
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e3112534a677e4ee3ea9145054919c862c43f6c11c72add80043794192774cd2
[INFO] running `"docker" "start" "-a" "e3112534a677e4ee3ea9145054919c862c43f6c11c72add80043794192774cd2"`
[INFO] [stderr]     Checking unic-char-range v0.7.0
[INFO] [stderr]     Checking unic-common v0.7.0
[INFO] [stderr]     Checking crossbeam-utils v0.4.1
[INFO] [stderr]     Checking ipnetwork v0.12.8
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling ring v0.13.2
[INFO] [stderr]     Checking socket2 v0.3.7
[INFO] [stderr]    Compiling actix-web v0.7.3
[INFO] [stderr]     Checking slug v0.1.3
[INFO] [stderr]     Checking smallvec v0.6.3
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]     Checking r2d2 v0.8.2
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]    Compiling syn v0.14.5
[INFO] [stderr]     Checking mio-uds v0.6.6
[INFO] [stderr]    Compiling syn v0.15.15
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking miniz-sys v0.1.10
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking h2 v0.1.11
[INFO] [stderr]     Checking env_logger v0.5.11
[INFO] [stderr]     Checking unic-char-property v0.7.0
[INFO] [stderr]     Checking unic-ucd-version v0.7.0
[INFO] [stderr]     Checking backtrace v0.2.3
[INFO] [stderr]     Checking crossbeam-epoch v0.5.1
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio-signal v0.2.1
[INFO] [stderr]     Checking tokio-udp v0.1.1
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]     Checking tokio-fs v0.1.2
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking unic-ucd-segment v0.7.0
[INFO] [stderr]     Checking flate2 v1.0.2
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking error-chain v0.1.12
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]     Checking tokio v0.1.7
[INFO] [stderr]     Checking trust-dns-proto v0.4.0
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking unic-segment v0.7.0
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking parking_lot v0.6.3
[INFO] [stderr]     Checking dotenv v0.9.0
[INFO] [stderr]     Checking tera v0.11.11
[INFO] [stderr]     Checking crossbeam-channel v0.2.3
[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-0.11.11/src/renderer/mod.rs:115:29
[INFO] [stderr]     |
[INFO] [stderr] 115 | ...                   + post_var_as_str.as_ref()
[INFO] [stderr]     |                       ^
[INFO] [stderr] 
[INFO] [stderr]     Checking trust-dns-resolver v0.9.0
[INFO] [stderr]     Checking cookie v0.11.0
[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" "e3112534a677e4ee3ea9145054919c862c43f6c11c72add80043794192774cd2"`
[INFO] running `"docker" "rm" "-f" "e3112534a677e4ee3ea9145054919c862c43f6c11c72add80043794192774cd2"`
[INFO] [stdout] e3112534a677e4ee3ea9145054919c862c43f6c11c72add80043794192774cd2