[INFO] crate rumq-core 0.1.0-alpha.6 is already in cache
[INFO] checking rumq-core-0.1.0-alpha.6 against try#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880
[INFO] extracting crate rumq-core 0.1.0-alpha.6 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rumq-core 0.1.0-alpha.6 on toolchain 13f916f63bc6575d5ff1f989237dfabe88981368
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rumq-core 0.1.0-alpha.6
[INFO] finished tweaking crates.io crate rumq-core 0.1.0-alpha.6
[INFO] tweaked toml for crates.io crate rumq-core 0.1.0-alpha.6 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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" "+13f916f63bc6575d5ff1f989237dfabe88981368" "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] 91f1cc3b8f1b6e262ed411e24509afd2b9fd4825e7c11903388d6006176d1cee
[INFO] running `"docker" "start" "-a" "91f1cc3b8f1b6e262ed411e24509afd2b9fd4825e7c11903388d6006176d1cee"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling async-trait v0.1.24
[INFO] [stderr]    Compiling derive_more v0.99.3
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking rumq-core v0.1.0-alpha.6 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved imports `rumq_core::publish`, `rumq_core::QoS`, `rumq_core::Packet`, `rumq_core::AsyncMqttRead`, `rumq_core::AsyncMqttWrite`
[INFO] [stderr]  --> benches/bench.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rumq_core::{publish, QoS, Packet, AsyncMqttRead, AsyncMqttWrite};
[INFO] [stderr]   |                 ^^^^^^^  ^^^  ^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^ no `AsyncMqttWrite` in the root
[INFO] [stderr]   |                 |        |    |       |
[INFO] [stderr]   |                 |        |    |       no `AsyncMqttRead` in the root
[INFO] [stderr]   |                 |        |    no `Packet` in the root
[INFO] [stderr]   |                 |        no `QoS` in the root
[INFO] [stderr]   |                 no `publish` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `mqtt_write` found for struct `std::vec::Vec<_>` in the current scope
[INFO] [stderr]   --> benches/bench.rs:17:20
[INFO] [stderr]    |
[INFO] [stderr] 17 |             stream.mqtt_write(&publish).await.unwrap();
[INFO] [stderr]    |                    ^^^^^^^^^^ method not found in `std::vec::Vec<_>`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stderr]    |
[INFO] [stderr] 1  | use rumq_core::mqtt4::serialize::MqttWrite;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `mqtt_read` found for struct `std::io::Cursor<std::vec::Vec<u8>>` in the current scope
[INFO] [stderr]   --> benches/bench.rs:28:34
[INFO] [stderr]    |
[INFO] [stderr] 28 |             let _packet = stream.mqtt_read().await.unwrap();
[INFO] [stderr]    |                                  ^^^^^^^^^ method not found in `std::io::Cursor<std::vec::Vec<u8>>`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stderr]    |
[INFO] [stderr] 1  | use rumq_core::mqtt4::deserialize::MqttRead;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `rumq-core`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "91f1cc3b8f1b6e262ed411e24509afd2b9fd4825e7c11903388d6006176d1cee"`
[INFO] running `"docker" "rm" "-f" "91f1cc3b8f1b6e262ed411e24509afd2b9fd4825e7c11903388d6006176d1cee"`
[INFO] [stdout] 91f1cc3b8f1b6e262ed411e24509afd2b9fd4825e7c11903388d6006176d1cee