[INFO] crate compt 1.6.1 is already in cache
[INFO] checking compt-1.6.1 against beta-2019-10-27 for pr-65897
[INFO] extracting crate compt 1.6.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate compt 1.6.1 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 compt 1.6.1
[INFO] finished tweaking crates.io crate compt 1.6.1
[INFO] tweaked toml for crates.io crate compt 1.6.1 written to /workspace/builds/worker-7/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] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] d42dd4dbe172bdd438806f464d265f73301296fbd4b6fcc1c306f432080a1e8c
[INFO] running `"docker" "start" "-a" "d42dd4dbe172bdd438806f464d265f73301296fbd4b6fcc1c306f432080a1e8c"`
[INFO] [stderr]     Checking compt v1.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rustc-test v0.3.0
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> benches/trees.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `bfs_iter` found for type `compt::bfs_order::VistrMut<'_, {integer}>` in the current scope
[INFO] [stderr]   --> benches/trees.rs:36:32
[INFO] [stderr]    |
[INFO] [stderr] 36 |         for a in k.vistr_mut().bfs_iter() {
[INFO] [stderr]    |                                ^^^^^^^^ method not found in `compt::bfs_order::VistrMut<'_, {integer}>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `bfs_iter` found for type `compt::dfs_order::VistrMut<'_, {integer}, compt::dfs_order::PreOrder>` in the current scope
[INFO] [stderr]   --> benches/trees.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |         for a in k.vistr_mut().bfs_iter() {
[INFO] [stderr]    |                                ^^^^^^^^ method not found in `compt::dfs_order::VistrMut<'_, {integer}, compt::dfs_order::PreOrder>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0554, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `compt`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d42dd4dbe172bdd438806f464d265f73301296fbd4b6fcc1c306f432080a1e8c"`
[INFO] running `"docker" "rm" "-f" "d42dd4dbe172bdd438806f464d265f73301296fbd4b6fcc1c306f432080a1e8c"`
[INFO] [stdout] d42dd4dbe172bdd438806f464d265f73301296fbd4b6fcc1c306f432080a1e8c