[INFO] cloning repository https://github.com/ahsan-javaid/redis-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ahsan-javaid/redis-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahsan-javaid%2Fredis-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahsan-javaid%2Fredis-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d36916edcd7a1aa456d12c804f0da4a46ff3231
[INFO] checking ahsan-javaid/redis-rs/1d36916edcd7a1aa456d12c804f0da4a46ff3231 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahsan-javaid%2Fredis-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ahsan-javaid/redis-rs on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ahsan-javaid/redis-rs
[INFO] finished tweaking git repo https://github.com/ahsan-javaid/redis-rs
[INFO] tweaked toml for git repo https://github.com/ahsan-javaid/redis-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ahsan-javaid/redis-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebaff4c0196de342b5895d19d0c72acb4760a1f8fa98ac8e0c8136f7bcba1a73
[INFO] running `Command { std: "docker" "start" "-a" "ebaff4c0196de342b5895d19d0c72acb4760a1f8fa98ac8e0c8136f7bcba1a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebaff4c0196de342b5895d19d0c72acb4760a1f8fa98ac8e0c8136f7bcba1a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebaff4c0196de342b5895d19d0c72acb4760a1f8fa98ac8e0c8136f7bcba1a73", kill_on_drop: false }`
[INFO] [stdout] ebaff4c0196de342b5895d19d0c72acb4760a1f8fa98ac8e0c8136f7bcba1a73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cad56fd4a96c6ec4fca21c4ab2d348a10d6b52c021dc1cbcde6a2cc0a283102d
[INFO] running `Command { std: "docker" "start" "-a" "cad56fd4a96c6ec4fca21c4ab2d348a10d6b52c021dc1cbcde6a2cc0a283102d", kill_on_drop: false }`
[INFO] [stderr]     Checking redis-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `hash::Hash`
[INFO] [stdout]  --> src/libs/stream_handler.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |   str:: FromStr, hash::Hash,
[INFO] [stdout]   |                  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Error`
[INFO] [stdout]  --> src/libs/stream_handler.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::parser::read_until_crlf`
[INFO] [stdout]  --> src/tests.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 |   use crate::utils::parser::read_until_crlf;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::parser::parse_message`
[INFO] [stdout]  --> src/tests.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 |   use crate::utils::parser::parse_message;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hash::Hash`
[INFO] [stdout]  --> src/libs/stream_handler.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |   str:: FromStr, hash::Hash,
[INFO] [stdout]   |                  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Error`
[INFO] [stdout]  --> src/libs/stream_handler.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/libs/stream_handler.rs:38:7
[INFO] [stdout]    |
[INFO] [stdout] 38 |       _ => panic!("unsupported value for serialize")
[INFO] [stdout]    |       ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/libs/stream_handler.rs:38:7
[INFO] [stdout]    |
[INFO] [stdout] 24 |       Message::SimpleString(s) => format!("+{}\r\n", s),
[INFO] [stdout]    |       ------------------------ matches some of the same values
[INFO] [stdout] 25 |       Message::BulkString(s) => format!("${}\r\n{}\r\n", s.len(), s),
[INFO] [stdout]    |       ---------------------- matches some of the same values
[INFO] [stdout] 26 |       Message::Array(arr) => {
[INFO] [stdout]    |       ------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 38 |       _ => panic!("unsupported value for serialize")
[INFO] [stdout]    |       ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/libs/stream_handler.rs:38:7
[INFO] [stdout]    |
[INFO] [stdout] 38 |       _ => panic!("unsupported value for serialize")
[INFO] [stdout]    |       ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/libs/stream_handler.rs:38:7
[INFO] [stdout]    |
[INFO] [stdout] 24 |       Message::SimpleString(s) => format!("+{}\r\n", s),
[INFO] [stdout]    |       ------------------------ matches some of the same values
[INFO] [stdout] 25 |       Message::BulkString(s) => format!("${}\r\n{}\r\n", s.len(), s),
[INFO] [stdout]    |       ---------------------- matches some of the same values
[INFO] [stdout] 26 |       Message::Array(arr) => {
[INFO] [stdout]    |       ------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 38 |       _ => panic!("unsupported value for serialize")
[INFO] [stdout]    |       ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/libs/stream_handler.rs:168:14
[INFO] [stdout]     |
[INFO] [stdout] 168 |           Ok(v) => {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/libs/stream_handler.rs:188:14
[INFO] [stdout]     |
[INFO] [stdout] 188 |           Ok(v) => {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/libs/stream_handler.rs:57:3
[INFO] [stdout]    |
[INFO] [stdout] 57 |   config: &Arc<Mutex<HashMap<String, String>>>
[INFO] [stdout]    |   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/libs/stream_handler.rs:168:14
[INFO] [stdout]     |
[INFO] [stdout] 168 |           Ok(v) => {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/libs/stream_handler.rs:188:14
[INFO] [stdout]     |
[INFO] [stdout] 188 |           Ok(v) => {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/libs/stream_handler.rs:57:3
[INFO] [stdout]    |
[INFO] [stdout] 57 |   config: &Arc<Mutex<HashMap<String, String>>>
[INFO] [stdout]    |   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "cad56fd4a96c6ec4fca21c4ab2d348a10d6b52c021dc1cbcde6a2cc0a283102d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cad56fd4a96c6ec4fca21c4ab2d348a10d6b52c021dc1cbcde6a2cc0a283102d", kill_on_drop: false }`
[INFO] [stdout] cad56fd4a96c6ec4fca21c4ab2d348a10d6b52c021dc1cbcde6a2cc0a283102d