[INFO] crate pg_async 0.8.6 is already in cache
[INFO] checking pg_async-0.8.6 against beta-2019-10-27 for pr-65897
[INFO] extracting crate pg_async 0.8.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pg_async 0.8.6 on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pg_async 0.8.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate pg_async 0.8.6
[INFO] tweaked toml for crates.io crate pg_async 0.8.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "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-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=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" "+beta-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] bde8a122c150b84d05c3a5b23c39a1c15ad8fcb5bb0cca73c6a37ec3c23102a8
[INFO] running `"docker" "start" "-a" "bde8a122c150b84d05c3a5b23c39a1c15ad8fcb5bb0cca73c6a37ec3c23102a8"`
[INFO] [stderr]     Checking atomic v0.4.5
[INFO] [stderr]    Compiling pg_async v0.8.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking inlinable_string v0.1.10
[INFO] [stderr]     Checking fomat-macros v0.2.1
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking gstuff v0.5.12
[INFO] [stderr] error[E0658]: type ascription is experimental
[INFO] [stderr]   --> src/tests.rs:9:35
[INFO] [stderr]    |
[INFO] [stderr] 9  |     static ref DSNS: Vec<String> = (io::BufReader::new (fs::File::open ("../pg_async.dsns") .expect ("!pg_async.dsns"))
[INFO] [stderr]    |  ___________________________________^
[INFO] [stderr] 10 | |     .lines().collect() :Result<Vec<String>, _>) .expect ("!pg_async.dsns");}
[INFO] [stderr]    | |______________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/23416
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: could not compile `pg_async`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved import `gstuff::status_line`
[INFO] [stderr]   --> examples/24x7.rs:15:14
[INFO] [stderr]    |
[INFO] [stderr] 15 | use gstuff::{status_line, ISATTY};
[INFO] [stderr]    |              ^^^^^^^^^^^ no `status_line` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> examples/24x7.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![feature(type_ascription, integer_atomics)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `pg_async`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "bde8a122c150b84d05c3a5b23c39a1c15ad8fcb5bb0cca73c6a37ec3c23102a8"`
[INFO] running `"docker" "rm" "-f" "bde8a122c150b84d05c3a5b23c39a1c15ad8fcb5bb0cca73c6a37ec3c23102a8"`
[INFO] [stdout] bde8a122c150b84d05c3a5b23c39a1c15ad8fcb5bb0cca73c6a37ec3c23102a8