[INFO] fetching crate mqtt4bytes 0.4.0...
[INFO] checking mqtt4bytes-0.4.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate mqtt4bytes 0.4.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate mqtt4bytes 0.4.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mqtt4bytes 0.4.0
[INFO] finished tweaking crates.io crate mqtt4bytes 0.4.0
[INFO] tweaked toml for crates.io crate mqtt4bytes 0.4.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytes v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 293c93dcf25fbdc98b24d1815580e56a35107f055f82d3966c16a3aecc675ca4
[INFO] running `Command { std: "docker" "start" "-a" "293c93dcf25fbdc98b24d1815580e56a35107f055f82d3966c16a3aecc675ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "293c93dcf25fbdc98b24d1815580e56a35107f055f82d3966c16a3aecc675ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "293c93dcf25fbdc98b24d1815580e56a35107f055f82d3966c16a3aecc675ca4", kill_on_drop: false }`
[INFO] [stdout] 293c93dcf25fbdc98b24d1815580e56a35107f055f82d3966c16a3aecc675ca4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34d4df7855ffdce583d1468b4ca0967d9104aeabc61b82ac6178cb5856da6680
[INFO] running `Command { std: "docker" "start" "-a" "34d4df7855ffdce583d1468b4ca0967d9104aeabc61b82ac6178cb5856da6680", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking mqtt4bytes v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/connack.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] 3 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BufMut` is imported redundantly
[INFO] [stdout]  --> src/packets/connack.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `BufMut` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Bytes` is imported redundantly
[INFO] [stdout]  --> src/packets/connack.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Bytes` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BytesMut` is imported redundantly
[INFO] [stdout]  --> src/packets/connack.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `BytesMut` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]  --> src/packets/connect.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `String` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use alloc::string::String;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/connect.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 5 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Bytes` is imported redundantly
[INFO] [stdout]  --> src/packets/connect.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Bytes` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 5 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fmt` is imported redundantly
[INFO] [stdout]  --> src/packets/connect.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `fmt` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 6 | use core::fmt;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/puback.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] 2 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/pubcomp.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] 2 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]  --> src/packets/publish.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `String` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use alloc::string::String;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/publish.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 5 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Bytes` is imported redundantly
[INFO] [stdout]  --> src/packets/publish.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Bytes` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 5 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fmt` is imported redundantly
[INFO] [stdout]  --> src/packets/publish.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `fmt` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 6 | use core::fmt;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BufMut` is imported redundantly
[INFO] [stdout]  --> src/packets/publishraw.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `BufMut` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use bytes::{BufMut, BytesMut};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BytesMut` is imported redundantly
[INFO] [stdout]  --> src/packets/publishraw.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `BytesMut` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use bytes::{BufMut, BytesMut};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/pubrec.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] 2 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/pubrel.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] 2 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/suback.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] 3 | use alloc::vec::Vec;
[INFO] [stdout] 4 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BufMut` is imported redundantly
[INFO] [stdout]  --> src/packets/suback.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `BufMut` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Bytes` is imported redundantly
[INFO] [stdout]  --> src/packets/suback.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Bytes` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BytesMut` is imported redundantly
[INFO] [stdout]  --> src/packets/suback.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `BytesMut` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]  --> src/packets/subscribe.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `String` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use alloc::string::String;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/subscribe.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 6 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Bytes` is imported redundantly
[INFO] [stdout]  --> src/packets/subscribe.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Bytes` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 6 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fmt` is imported redundantly
[INFO] [stdout]  --> src/packets/subscribe.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `fmt` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 7 | use core::fmt;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/unsuback.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] 2 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]  --> src/packets/unsubscribe.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `String` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use alloc::string::String;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/unsubscribe.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 5 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Bytes` is imported redundantly
[INFO] [stdout]  --> src/packets/unsubscribe.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Bytes` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 5 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/connack.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] 3 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BufMut` is imported redundantly
[INFO] [stdout]  --> src/packets/connack.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `BufMut` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Bytes` is imported redundantly
[INFO] [stdout]  --> src/packets/connack.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Bytes` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BytesMut` is imported redundantly
[INFO] [stdout]  --> src/packets/connack.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `BytesMut` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]  --> src/packets/connect.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `String` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use alloc::string::String;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/connect.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 5 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Bytes` is imported redundantly
[INFO] [stdout]  --> src/packets/connect.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Bytes` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 5 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fmt` is imported redundantly
[INFO] [stdout]  --> src/packets/connect.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `fmt` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 6 | use core::fmt;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/puback.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] 2 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BytesMut` is imported redundantly
[INFO] [stdout]   --> src/packets/puback.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     use super::*;
[INFO] [stdout]    |         -------- the item `BytesMut` is already imported here
[INFO] [stdout] 39 |     use bytes::BytesMut;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/pubcomp.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] 2 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]  --> src/packets/publish.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `String` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use alloc::string::String;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/publish.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 5 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Bytes` is imported redundantly
[INFO] [stdout]  --> src/packets/publish.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Bytes` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 5 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fmt` is imported redundantly
[INFO] [stdout]  --> src/packets/publish.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `fmt` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 6 | use core::fmt;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/smoke.rs:28:30
[INFO] [stdout]    |
[INFO] [stdout] 28 |             Err(e) => panic!(e),
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 28 |             Err(e) => panic!("{}", e),
[INFO] [stdout]    |                              +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 28 |             Err(e) => std::panic::panic_any(e),
[INFO] [stdout]    |                       ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Bytes` is imported redundantly
[INFO] [stdout]    --> src/packets/publish.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 125 |     use super::*;
[INFO] [stdout]     |         -------- the item `Bytes` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 128 |     use bytes::{Bytes, BytesMut};
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BytesMut` is imported redundantly
[INFO] [stdout]    --> src/packets/publish.rs:128:24
[INFO] [stdout]     |
[INFO] [stdout] 125 |     use super::*;
[INFO] [stdout]     |         -------- the item `BytesMut` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 128 |     use bytes::{Bytes, BytesMut};
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BufMut` is imported redundantly
[INFO] [stdout]  --> src/packets/publishraw.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `BufMut` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use bytes::{BufMut, BytesMut};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/smoke.rs:78:30
[INFO] [stdout]    |
[INFO] [stdout] 78 |             Err(e) => panic!(e),
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 78 |             Err(e) => panic!("{}", e),
[INFO] [stdout]    |                              +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 78 |             Err(e) => std::panic::panic_any(e),
[INFO] [stdout]    |                       ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/pubrec.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] 2 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/pubrel.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] 2 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/suback.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] 3 | use alloc::vec::Vec;
[INFO] [stdout] 4 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BufMut` is imported redundantly
[INFO] [stdout]  --> src/packets/suback.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `BufMut` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Bytes` is imported redundantly
[INFO] [stdout]  --> src/packets/suback.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Bytes` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BytesMut` is imported redundantly
[INFO] [stdout]  --> src/packets/suback.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `BytesMut` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 4 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BytesMut` is imported redundantly
[INFO] [stdout]   --> src/packets/suback.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     use super::*;
[INFO] [stdout]    |         -------- the item `BytesMut` is already imported here
[INFO] [stdout] 69 |     use alloc::vec;
[INFO] [stdout] 70 |     use bytes::BytesMut;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]  --> src/packets/subscribe.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `String` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use alloc::string::String;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/subscribe.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 6 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Bytes` is imported redundantly
[INFO] [stdout]  --> src/packets/subscribe.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Bytes` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 6 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fmt` is imported redundantly
[INFO] [stdout]  --> src/packets/subscribe.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `fmt` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 7 | use core::fmt;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BytesMut` is imported redundantly
[INFO] [stdout]    --> src/packets/subscribe.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |     use super::*;
[INFO] [stdout]     |         -------- the item `BytesMut` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 131 |     use bytes::BytesMut;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/unsuback.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] 2 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]  --> src/packets/unsubscribe.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `String` is already imported here
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout] 3 | use alloc::string::String;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Buf` is imported redundantly
[INFO] [stdout]  --> src/packets/unsubscribe.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::*;
[INFO] [stdout]   |     -------- the item `Buf` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 5 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Bytes` is imported redundantly
[INFO] [stdout]  --> src/packets/unsubscribe.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `Bytes` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 5 | use bytes::{Buf, Bytes};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_pkid` found for struct `mqtt4bytes::Publish` in the current scope
[INFO] [stdout]   --> benches/bench.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |         p.set_pkid(1);
[INFO] [stdout]    |           ^^^^^^^^ method not found in `Publish`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_pkid` found for struct `mqtt4bytes::Publish` in the current scope
[INFO] [stdout]   --> benches/bench.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |     publish.set_pkid(1);
[INFO] [stdout]    |             ^^^^^^^^ method not found in `Publish`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mqtt4bytes` (bench "bench") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "34d4df7855ffdce583d1468b4ca0967d9104aeabc61b82ac6178cb5856da6680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34d4df7855ffdce583d1468b4ca0967d9104aeabc61b82ac6178cb5856da6680", kill_on_drop: false }`
[INFO] [stdout] 34d4df7855ffdce583d1468b4ca0967d9104aeabc61b82ac6178cb5856da6680
