[INFO] crate mqttrs 0.1.1 is already in cache
[INFO] extracting crate mqttrs 0.1.1 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/mqttrs/0.1.1
[INFO] extracting crate mqttrs 0.1.1 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/mqttrs/0.1.1
[INFO] validating manifest of mqttrs-0.1.1 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mqttrs-0.1.1 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mqttrs-0.1.1
[INFO] finished frobbing mqttrs-0.1.1
[INFO] frobbed toml for mqttrs-0.1.1 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/mqttrs/0.1.1/Cargo.toml
[INFO] started frobbing mqttrs-0.1.1
[INFO] finished frobbing mqttrs-0.1.1
[INFO] frobbed toml for mqttrs-0.1.1 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/mqttrs/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mqttrs-0.1.1 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-1/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/mqttrs/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 402e8e0534e7d5efd7fe7ee1ae67070b964f974ca43bbe2851c860e9357f17e8
[INFO] running `"docker" "start" "-a" "402e8e0534e7d5efd7fe7ee1ae67070b964f974ca43bbe2851c860e9357f17e8"`
[INFO] [stderr]     Checking mqttrs v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Connack`, `ConnectReturnCode`, `PacketIdentifier`, `Packet`, `QoS`, `SubscribeReturnCodes`, `SubscribeTopic`, `decoder`
[INFO] [stderr]  --> src/decoder_test.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     decoder, Connack, ConnectReturnCode, Packet, PacketIdentifier, QoS, SubscribeReturnCodes,
[INFO] [stderr]   |     ^^^^^^^  ^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^  ^^^^^^^^^^^^^^^^  ^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 3 |     SubscribeTopic,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bytes::BytesMut`
[INFO] [stderr]  --> src/decoder_test.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use bytes::BytesMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Connack`, `ConnectReturnCode`, `Connect`, `PacketIdentifier`, `Packet`, `Protocol`, `Publish`, `QoS`, `Suback`, `SubscribeReturnCodes`, `SubscribeTopic`, `Subscribe`, `Unsubscribe`, `decoder`, `encoder`
[INFO] [stderr]  --> src/encoder_test.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     decoder, encoder, Connack, Connect, ConnectReturnCode, Packet, PacketIdentifier, Protocol,
[INFO] [stderr]   |     ^^^^^^^  ^^^^^^^  ^^^^^^^  ^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 3 |     Publish, QoS, Suback, Subscribe, SubscribeReturnCodes, SubscribeTopic, Unsubscribe,
[INFO] [stderr]   |     ^^^^^^^  ^^^  ^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bytes::BytesMut`
[INFO] [stderr]  --> src/encoder_test.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use bytes::BytesMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Buf`
[INFO] [stderr]  --> src/encoder.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 | use bytes::{Buf, BufMut, BytesMut};
[INFO] [stderr]   |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Buf`
[INFO] [stderr]  --> src/encoder.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 | use bytes::{Buf, BufMut, BytesMut};
[INFO] [stderr]   |             ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `returnCode` should have a snake case name
[INFO] [stderr]    --> src/encoder_test.rs:145:9
[INFO] [stderr]     |
[INFO] [stderr] 145 |     let returnCode = SubscribeReturnCodes::Success(QoS::ExactlyOnce);
[INFO] [stderr]     |         ^^^^^^^^^^ help: convert the identifier to snake case: `return_code`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "402e8e0534e7d5efd7fe7ee1ae67070b964f974ca43bbe2851c860e9357f17e8"`
[INFO] running `"docker" "rm" "-f" "402e8e0534e7d5efd7fe7ee1ae67070b964f974ca43bbe2851c860e9357f17e8"`
[INFO] [stdout] 402e8e0534e7d5efd7fe7ee1ae67070b964f974ca43bbe2851c860e9357f17e8