[INFO] fetching crate discotech 0.0.3...
[INFO] checking discotech-0.0.3 against beta for pr-78714
[INFO] extracting crate discotech 0.0.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate discotech 0.0.3 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate discotech 0.0.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate discotech 0.0.3
[INFO] tweaked toml for crates.io crate discotech 0.0.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 179a3566615c2bd8802a68d6ae30db603fa70c4604a111d63dbfcc7d043c30e6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "179a3566615c2bd8802a68d6ae30db603fa70c4604a111d63dbfcc7d043c30e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "179a3566615c2bd8802a68d6ae30db603fa70c4604a111d63dbfcc7d043c30e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "179a3566615c2bd8802a68d6ae30db603fa70c4604a111d63dbfcc7d043c30e6", kill_on_drop: false }`
[INFO] [stdout] 179a3566615c2bd8802a68d6ae30db603fa70c4604a111d63dbfcc7d043c30e6
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce32f5a610eaf4b36a26f9ab8d438f53bc8897099655667bafe0e2cfc9002daa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ce32f5a610eaf4b36a26f9ab8d438f53bc8897099655667bafe0e2cfc9002daa", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v0.1.1
[INFO] [stderr]     Checking bytes v0.2.11
[INFO] [stderr]     Checking toml v0.1.30
[INFO] [stderr]     Checking schedule_recv v0.0.1
[INFO] [stderr]     Checking enum_primitive v0.0.2
[INFO] [stderr]     Checking nix v0.3.10
[INFO] [stderr]     Checking discotech_zookeeper v0.1.0
[INFO] [stdout] error: cannot find macro `select` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/discotech_zookeeper-0.1.0/src/zookeeper.rs:163:21
[INFO] [stdout]     |
[INFO] [stdout] 163 |                     select! {
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/discotech_zookeeper-0.1.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration, mpsc_select)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `secs` found for struct `Duration` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/discotech_zookeeper-0.1.0/src/proto.rs:208:30
[INFO] [stdout]     |
[INFO] [stdout] 208 |             timeout: timeout.secs() as i32 * 1000,
[INFO] [stdout]     |                              ^^^^ private field, not a method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `discotech_zookeeper`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ce32f5a610eaf4b36a26f9ab8d438f53bc8897099655667bafe0e2cfc9002daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce32f5a610eaf4b36a26f9ab8d438f53bc8897099655667bafe0e2cfc9002daa", kill_on_drop: false }`
[INFO] [stdout] ce32f5a610eaf4b36a26f9ab8d438f53bc8897099655667bafe0e2cfc9002daa