[INFO] fetching crate diesel 1.4.3...
[INFO] checking diesel-1.4.3 against nightly-2019-10-27 for pr-65897
[INFO] extracting crate diesel 1.4.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate diesel 1.4.3 on toolchain nightly-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate diesel 1.4.3
[INFO] finished tweaking crates.io crate diesel 1.4.3
[INFO] tweaked toml for crates.io crate diesel 1.4.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=allow" "-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" "+nightly-2019-10-27" "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] 03fd95f68638d6f6dd8b67303a24da46ea8a4b12fa10ae87b859be36135d20d8
[INFO] running `"docker" "start" "-a" "03fd95f68638d6f6dd8b67303a24da46ea8a4b12fa10ae87b859be36135d20d8"`
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking quickcheck v0.4.1
[INFO] [stderr]    Compiling derive-error-chain v0.10.1
[INFO] [stderr]     Checking dotenv v0.10.1
[INFO] [stderr]     Checking diesel v1.4.3 (/opt/rustwide/workdir)
[INFO] [stderr] error: At least one backend must be used to test this crate.
[INFO] [stderr]  Pass argument `--features "<backend>"` with one or more of the following backends, 'mysql', 'postgres', or 'sqlite'. 
[INFO] [stderr] 
[INFO] [stderr]  ex. cargo test --features "mysql postgres sqlite"
[INFO] [stderr] 
[INFO] [stderr]   --> src/test_helpers.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 | /         compile_error!(
[INFO] [stderr] 46 | |             "At least one backend must be used to test this crate.\n \
[INFO] [stderr] 47 | |             Pass argument `--features \"<backend>\"` with one or more of the following backends, \
[INFO] [stderr] 48 | |             'mysql', 'postgres', or 'sqlite'. \n\n \
[INFO] [stderr] 49 | |             ex. cargo test --features \"mysql postgres sqlite\"\n"
[INFO] [stderr] 50 | |         );
[INFO] [stderr]    | |__________^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `diesel`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "03fd95f68638d6f6dd8b67303a24da46ea8a4b12fa10ae87b859be36135d20d8"`
[INFO] running `"docker" "rm" "-f" "03fd95f68638d6f6dd8b67303a24da46ea8a4b12fa10ae87b859be36135d20d8"`
[INFO] [stdout] 03fd95f68638d6f6dd8b67303a24da46ea8a4b12fa10ae87b859be36135d20d8