[INFO] crate pg 0.1.0 is already in cache
[INFO] testing pg-0.1.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate pg 0.1.0 into work/builds/worker-8/source
[INFO] validating manifest of crates.io crate pg 0.1.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pg 0.1.0
[INFO] finished tweaking crates.io crate pg 0.1.0
[INFO] tweaked toml for crates.io crate pg 0.1.0 written to work/builds/worker-8/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 6a425ef7963dd3a695f7496300c3c733e44cf98d6c97182c3c136e49dbb1e4ce
[INFO] running `"docker" "start" "-a" "6a425ef7963dd3a695f7496300c3c733e44cf98d6c97182c3c136e49dbb1e4ce"`
[INFO] [stderr]    Compiling real-memory v0.1.2
[INFO] [stderr]    Compiling flags v0.1.3
[INFO] [stderr]    Compiling pg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #![feature(asm)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![feature(const_fn)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #![feature(const_let)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #![feature(nll)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:51:1
[INFO] [stderr]    |
[INFO] [stderr] 51 | / bitflags! {
[INFO] [stderr] 52 | |     pub struct EntryFlags: u16 {
[INFO] [stderr] 53 | |         const Present   = 1 <<  0;
[INFO] [stderr] 54 | |         const Write     = 1 <<  1;
[INFO] [stderr] ...  |
[INFO] [stderr] 68 | |     }
[INFO] [stderr] 69 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:51:1
[INFO] [stderr]    |
[INFO] [stderr] 51 | / bitflags! {
[INFO] [stderr] 52 | |     pub struct EntryFlags: u16 {
[INFO] [stderr] 53 | |         const Present   = 1 <<  0;
[INFO] [stderr] 54 | |         const Write     = 1 <<  1;
[INFO] [stderr] ...  |
[INFO] [stderr] 68 | |     }
[INFO] [stderr] 69 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:51:1
[INFO] [stderr]    |
[INFO] [stderr] 51 | / bitflags! {
[INFO] [stderr] 52 | |     pub struct EntryFlags: u16 {
[INFO] [stderr] 53 | |         const Present   = 1 <<  0;
[INFO] [stderr] 54 | |         const Write     = 1 <<  1;
[INFO] [stderr] ...  |
[INFO] [stderr] 68 | |     }
[INFO] [stderr] 69 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `pg`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6a425ef7963dd3a695f7496300c3c733e44cf98d6c97182c3c136e49dbb1e4ce"`
[INFO] running `"docker" "rm" "-f" "6a425ef7963dd3a695f7496300c3c733e44cf98d6c97182c3c136e49dbb1e4ce"`
[INFO] [stdout] 6a425ef7963dd3a695f7496300c3c733e44cf98d6c97182c3c136e49dbb1e4ce