[INFO] cloning repository https://github.com/p810/rust-redis-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/p810/rust-redis-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp810%2Frust-redis-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp810%2Frust-redis-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df546b2ad6d9aadf8e77a38ddf9ab51416b5de94
[INFO] checking p810/rust-redis-server against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp810%2Frust-redis-server" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/p810/rust-redis-server
[INFO] finished tweaking git repo https://github.com/p810/rust-redis-server
[INFO] tweaked toml for git repo https://github.com/p810/rust-redis-server written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/p810/rust-redis-server on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/p810/rust-redis-server 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" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking p810/rust-redis-server against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp810%2Frust-redis-server" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/p810/rust-redis-server
[INFO] finished tweaking git repo https://github.com/p810/rust-redis-server
[INFO] tweaked toml for git repo https://github.com/p810/rust-redis-server written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/p810/rust-redis-server on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/p810/rust-redis-server 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" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33139a47740013ba49bad7dff624a0b7c71b8a2b88d94655b7d9e55b92049145
[INFO] running `Command { std: "docker" "start" "-a" "33139a47740013ba49bad7dff624a0b7c71b8a2b88d94655b7d9e55b92049145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33139a47740013ba49bad7dff624a0b7c71b8a2b88d94655b7d9e55b92049145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33139a47740013ba49bad7dff624a0b7c71b8a2b88d94655b7d9e55b92049145", kill_on_drop: false }`
[INFO] [stdout] 33139a47740013ba49bad7dff624a0b7c71b8a2b88d94655b7d9e55b92049145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa78bfcaa0bf62e94cb1e4c5c770781b86f67eca085c1110411e76c836026249
[INFO] running `Command { std: "docker" "start" "-a" "fa78bfcaa0bf62e94cb1e4c5c770781b86f67eca085c1110411e76c836026249", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-redis-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated functions `new_array` and `new_bulk_string` are never used
[INFO] [stdout]   --> src/resp.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl RespElement {
[INFO] [stdout]    | ---------------- associated functions in this implementation
[INFO] [stdout] 21 |     pub fn new_array(elements: Vec<RespElement>) -> RespElement {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn new_bulk_string(value: &[u8]) -> RespElement {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/resp/types/array.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl RespArray {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 16 |     pub fn new(elements: Vec<RespElement>) -> RespArray {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new_array` and `new_bulk_string` are never used
[INFO] [stdout]   --> src/resp.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl RespElement {
[INFO] [stdout]    | ---------------- associated functions in this implementation
[INFO] [stdout] 21 |     pub fn new_array(elements: Vec<RespElement>) -> RespElement {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn new_bulk_string(value: &[u8]) -> RespElement {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/resp/types/array.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl RespArray {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 16 |     pub fn new(elements: Vec<RespElement>) -> RespArray {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "fa78bfcaa0bf62e94cb1e4c5c770781b86f67eca085c1110411e76c836026249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa78bfcaa0bf62e94cb1e4c5c770781b86f67eca085c1110411e76c836026249", kill_on_drop: false }`
[INFO] [stdout] fa78bfcaa0bf62e94cb1e4c5c770781b86f67eca085c1110411e76c836026249