[INFO] cloning repository https://github.com/lizard-message/protocol
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lizard-message/protocol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizard-message%2Fprotocol", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizard-message%2Fprotocol'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 77eb78d98a4c3d548938b95ecb98bf41c6aa5588
[INFO] checking lizard-message/protocol against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizard-message%2Fprotocol" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lizard-message/protocol on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lizard-message/protocol
[INFO] finished tweaking git repo https://github.com/lizard-message/protocol
[INFO] tweaked toml for git repo https://github.com/lizard-message/protocol written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e36551c09fb306b60f3f51b32b1a50bfa5f04b85eb76e87e39e6cc534c7dcb75
[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" "e36551c09fb306b60f3f51b32b1a50bfa5f04b85eb76e87e39e6cc534c7dcb75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e36551c09fb306b60f3f51b32b1a50bfa5f04b85eb76e87e39e6cc534c7dcb75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e36551c09fb306b60f3f51b32b1a50bfa5f04b85eb76e87e39e6cc534c7dcb75", kill_on_drop: false }`
[INFO] [stdout] e36551c09fb306b60f3f51b32b1a50bfa5f04b85eb76e87e39e6cc534c7dcb75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c079589e4d83c6d29cb042e4d0371d6a0806b9c4aa689cfd8da6b762d172c989
[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" "c079589e4d83c6d29cb042e4d0371d6a0806b9c4aa689cfd8da6b762d172c989", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking protocol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `U8_SIZE`
[INFO] [stdout]  --> src/send_to_server/decode.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::common::{U16_SIZE, U32_SIZE, U8_SIZE, U64_SIZE};
[INFO] [stdout]   |                                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Into`
[INFO] [stdout]  --> src/state.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::{Into, TryInto};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STATE_UNSUB`
[INFO] [stdout]   --> src/state.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub(crate) const STATE_UNSUB: u8 = 9;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stdout] warning: unused import: `Info`
[INFO] [stdout]  --> tests/server_handshake.rs:2:55
[INFO] [stdout]   |
[INFO] [stdout] 2 | use protocol::send_to_client::decode::{Decode, Error, Info, Message};
[INFO] [stdout]   |                                                       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `U8_SIZE`
[INFO] [stdout]  --> src/send_to_server/decode.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::common::{U16_SIZE, U32_SIZE, U8_SIZE, U64_SIZE};
[INFO] [stdout]   |                                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Into`
[INFO] [stdout]  --> src/state.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::{Into, TryInto};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufMut`, `BytesMut`
[INFO] [stdout]  --> tests/sub.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bytes::{BufMut, BytesMut};
[INFO] [stdout]   |             ^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Erro`
[INFO] [stdout]  --> tests/error.rs:5:52
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use protocol::send_to_client::decode::{Decode, Erro, Message};
[INFO] [stdout]   |                                                    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::u32::MAX as u32_max`
[INFO] [stdout]   --> benches/pub.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |         use std::u32::MAX as u32_max;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STATE_UNSUB`
[INFO] [stdout]   --> src/state.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub(crate) const STATE_UNSUB: u8 = 9;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `content` should have an upper case name
[INFO] [stdout]   --> benches/sub.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 |         const content: [u8; 255] = [b' '; 255];
[INFO] [stdout]    |               ^^^^^^^ help: convert the identifier to upper case: `CONTENT`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `content` should have an upper case name
[INFO] [stdout]   --> benches/error.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 |         const content: [u8; 65535] = [b' '; 65535];
[INFO] [stdout]    |               ^^^^^^^ help: convert the identifier to upper case: `CONTENT`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c079589e4d83c6d29cb042e4d0371d6a0806b9c4aa689cfd8da6b762d172c989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c079589e4d83c6d29cb042e4d0371d6a0806b9c4aa689cfd8da6b762d172c989", kill_on_drop: false }`
[INFO] [stdout] c079589e4d83c6d29cb042e4d0371d6a0806b9c4aa689cfd8da6b762d172c989