[INFO] cloning repository https://github.com/entangled90/rdis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/entangled90/rdis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fentangled90%2Frdis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fentangled90%2Frdis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3c80583cbaf2b86656f59fe05f14b9b058b741c
[INFO] checking entangled90/rdis against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fentangled90%2Frdis" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/entangled90/rdis on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/entangled90/rdis
[INFO] finished tweaking git repo https://github.com/entangled90/rdis
[INFO] tweaked toml for git repo https://github.com/entangled90/rdis written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/entangled90/rdis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tap v1.0.0
[INFO] [stderr]   Downloaded radium v0.5.3
[INFO] [stderr]   Downloaded miow v0.3.6
[INFO] [stderr]   Downloaded funty v1.0.1
[INFO] [stderr]   Downloaded nom v6.0.0
[INFO] [stderr]   Downloaded ntapi v0.3.6
[INFO] [stderr]   Downloaded async-recursion v0.3.1
[INFO] [stderr]   Downloaded simple_logger v1.11.0
[INFO] [stderr]   Downloaded tokio v0.3.4
[INFO] [stderr]   Downloaded mio v0.7.6
[INFO] [stderr]   Downloaded lexical-core v0.7.4
[INFO] [stderr]   Downloaded tokio-macros v0.3.1
[INFO] [stderr]   Downloaded bytes v0.6.0
[INFO] [stderr]   Downloaded socket2 v0.3.16
[INFO] [stderr]   Downloaded wyz v0.2.0
[INFO] [stderr]   Downloaded bitvec v0.19.4
[INFO] [stderr]   Downloaded colored v1.9.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dfb098185b9e48fecdff4b6e4fd70547f59aff5a245df0c3dbb5a325c9d1055
[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" "6dfb098185b9e48fecdff4b6e4fd70547f59aff5a245df0c3dbb5a325c9d1055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dfb098185b9e48fecdff4b6e4fd70547f59aff5a245df0c3dbb5a325c9d1055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dfb098185b9e48fecdff4b6e4fd70547f59aff5a245df0c3dbb5a325c9d1055", kill_on_drop: false }`
[INFO] [stdout] 6dfb098185b9e48fecdff4b6e4fd70547f59aff5a245df0c3dbb5a325c9d1055
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f34bbd6a709800d250b6c6354715d5035ac7310c21d68ebbf9eb50668259d23
[INFO] running `Command { std: "docker" "start" "-a" "5f34bbd6a709800d250b6c6354715d5035ac7310c21d68ebbf9eb50668259d23", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking smallvec v1.5.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking tap v1.0.0
[INFO] [stderr]     Checking funty v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling nom v6.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v0.3.4
[INFO] [stderr]     Checking bitvec v0.19.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking mio v0.7.6
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking simple_logger v1.11.0
[INFO] [stderr]    Compiling tokio-macros v0.3.1
[INFO] [stderr]    Compiling async-recursion v0.3.1
[INFO] [stderr]     Checking rdis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `debug`, `info`
[INFO] [stdout]  --> src/rdis/engine.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{debug, info, warn};
[INFO] [stdout]   |           ^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::types::ResultT`
[INFO] [stdout]  --> src/rdis/parser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::types::ResultT;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::info`
[INFO] [stdout]  --> src/rdis/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::info;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug`, `error`, `info`
[INFO] [stdout]  --> src/rdis/protocol.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{debug, error, info, warn};
[INFO] [stdout]   |           ^^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/rdis/protocol.rs:8:46
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tokio::io::{AsyncReadExt, AsyncWriteExt, BufReader, BufWriter};
[INFO] [stdout]   |                                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `warn`
[INFO] [stdout]   --> src/rdis/types.rs:12:31
[INFO] [stdout]    |
[INFO] [stdout] 12 | use log::{debug, error, info, warn};
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug`, `info`
[INFO] [stdout]  --> src/rdis/engine.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{debug, info, warn};
[INFO] [stdout]   |           ^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::types::ResultT`
[INFO] [stdout]  --> src/rdis/parser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::types::ResultT;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::info`
[INFO] [stdout]  --> src/rdis/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::info;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug`, `error`, `info`
[INFO] [stdout]  --> src/rdis/protocol.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{debug, error, info, warn};
[INFO] [stdout]   |           ^^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/rdis/protocol.rs:8:46
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tokio::io::{AsyncReadExt, AsyncWriteExt, BufReader, BufWriter};
[INFO] [stdout]   |                                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Buf`
[INFO] [stdout]    --> src/rdis/protocol.rs:219:27
[INFO] [stdout]     |
[INFO] [stdout] 219 |     use bytes::{BytesMut, Buf, BufMut};
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `warn`
[INFO] [stdout]   --> src/rdis/types.rs:12:31
[INFO] [stdout]    |
[INFO] [stdout] 12 | use log::{debug, error, info, warn};
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/rdis/protocol.rs:124:21
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 Err(err) => {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufMut`
[INFO] [stdout]    --> src/rdis/protocol.rs:219:32
[INFO] [stdout]     |
[INFO] [stdout] 219 |     use bytes::{BytesMut, Buf, BufMut};
[INFO] [stdout]     |                                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/rdis/protocol.rs:124:21
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 Err(err) => {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `client_epoch`
[INFO] [stdout]   --> src/rdis/protocol.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     client_epoch: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `client_epoch`
[INFO] [stdout]   --> src/rdis/protocol.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     client_epoch: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.32s
[INFO] running `Command { std: "docker" "inspect" "5f34bbd6a709800d250b6c6354715d5035ac7310c21d68ebbf9eb50668259d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f34bbd6a709800d250b6c6354715d5035ac7310c21d68ebbf9eb50668259d23", kill_on_drop: false }`
[INFO] [stdout] 5f34bbd6a709800d250b6c6354715d5035ac7310c21d68ebbf9eb50668259d23