[INFO] cloning repository https://github.com/songever/dummy-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/songever/dummy-redis-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsongever%2Fdummy-redis-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsongever%2Fdummy-redis-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14d4a8dcb9b1bdedfb9da0f739644cfcf0961816
[INFO] checking songever/dummy-redis-server against try#7dabc88a3b6768751847baeb49983f31ac5f20e2 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsongever%2Fdummy-redis-server" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/songever/dummy-redis-server
[INFO] finished tweaking git repo https://github.com/songever/dummy-redis-server
[INFO] tweaked toml for git repo https://github.com/songever/dummy-redis-server written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/songever/dummy-redis-server on toolchain 7dabc88a3b6768751847baeb49983f31ac5f20e2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/songever/dummy-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" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea8db13069cd30726e748cb7791a324ba996f3bcb6917eeef807fb6ccd94d884
[INFO] running `Command { std: "docker" "start" "-a" "ea8db13069cd30726e748cb7791a324ba996f3bcb6917eeef807fb6ccd94d884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea8db13069cd30726e748cb7791a324ba996f3bcb6917eeef807fb6ccd94d884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea8db13069cd30726e748cb7791a324ba996f3bcb6917eeef807fb6ccd94d884", kill_on_drop: false }`
[INFO] [stdout] ea8db13069cd30726e748cb7791a324ba996f3bcb6917eeef807fb6ccd94d884
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb182229aeaee7a7f0ff5c47181b4d2b321dcc84ca9b89e03f9c83c51e6fb139
[INFO] running `Command { std: "docker" "start" "-a" "fb182229aeaee7a7f0ff5c47181b4d2b321dcc84ca9b89e03f9c83c51e6fb139", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]     Checking anstyle-query v1.1.4
[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking atoi v2.0.0
[INFO] [stderr]     Checking anstream v0.6.20
[INFO] [stderr]     Checking clap_builder v4.5.47
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking clap v4.5.47
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking dummy-redis-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ParseError`
[INFO] [stdout]  --> src/lib.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 | use parse::{Parse, ParseError};
[INFO] [stdout]   |                    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `shutdown::Shutdown`
[INFO] [stdout]   --> src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use shutdown::Shutdown;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParseError`
[INFO] [stdout]  --> src/lib.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 | use parse::{Parse, ParseError};
[INFO] [stdout]   |                    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `shutdown::Shutdown`
[INFO] [stdout]   --> src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use shutdown::Shutdown;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shutdown`
[INFO] [stdout]   --> src/cmd.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         shutdown: &mut Shutdown,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shutdown`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/server.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |             if let Err(err) = res {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shutdown`
[INFO] [stdout]   --> src/cmd.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         shutdown: &mut Shutdown,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shutdown`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/server.rs:76:28
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 if let Err(err) = handler.run().await {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_frame` is never used
[INFO] [stdout]   --> src/cmd/ping.rs:34:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Ping {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub(crate) fn into_frame(self) -> Frame {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_frame` is never used
[INFO] [stdout]   --> src/cmd/get.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Get {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub(crate) fn into_frame(self) -> Frame {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_frame` is never used
[INFO] [stdout]   --> src/cmd/set.rs:67:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Set {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub(crate) fn into_frame(self) -> Frame {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_name` is never used
[INFO] [stdout]   --> src/cmd/unknown.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Unknown {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub(crate) fn get_name(&self) -> &str {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pub_sub` is never read
[INFO] [stdout]   --> src/db.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct State {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 22 |     entries: HashMap<String, Entry>,
[INFO] [stdout] 23 |     pub_sub: HashMap<String, broadcast::Sender<Bytes>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `array`, `push_bulk`, `push_int`, and `to_error` are never used
[INFO] [stdout]    --> src/frame.rs:25:19
[INFO] [stdout]     |
[INFO] [stdout]  24 | impl Frame {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  25 |     pub(crate) fn array() -> Frame {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  29 |     pub(crate) fn push_bulk(&mut self, bytes: Bytes) {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  38 |     pub(crate) fn push_int(&mut self, value: u64) {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub(crate) fn to_error(&self) -> crate::Error {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/server.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |             if let Err(err) = res {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/server.rs:76:28
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 if let Err(err) = handler.run().await {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_frame` is never used
[INFO] [stdout]   --> src/cmd/ping.rs:34:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Ping {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub(crate) fn into_frame(self) -> Frame {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_frame` is never used
[INFO] [stdout]   --> src/cmd/get.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Get {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub(crate) fn into_frame(self) -> Frame {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_frame` is never used
[INFO] [stdout]   --> src/cmd/set.rs:67:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Set {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub(crate) fn into_frame(self) -> Frame {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_name` is never used
[INFO] [stdout]   --> src/cmd/unknown.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Unknown {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub(crate) fn get_name(&self) -> &str {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pub_sub` is never read
[INFO] [stdout]   --> src/db.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct State {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 22 |     entries: HashMap<String, Entry>,
[INFO] [stdout] 23 |     pub_sub: HashMap<String, broadcast::Sender<Bytes>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `array`, `push_bulk`, `push_int`, and `to_error` are never used
[INFO] [stdout]    --> src/frame.rs:25:19
[INFO] [stdout]     |
[INFO] [stdout]  24 | impl Frame {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  25 |     pub(crate) fn array() -> Frame {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  29 |     pub(crate) fn push_bulk(&mut self, bytes: Bytes) {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  38 |     pub(crate) fn push_int(&mut self, value: u64) {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub(crate) fn to_error(&self) -> crate::Error {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.14s
[INFO] running `Command { std: "docker" "inspect" "fb182229aeaee7a7f0ff5c47181b4d2b321dcc84ca9b89e03f9c83c51e6fb139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb182229aeaee7a7f0ff5c47181b4d2b321dcc84ca9b89e03f9c83c51e6fb139", kill_on_drop: false }`
[INFO] [stdout] fb182229aeaee7a7f0ff5c47181b4d2b321dcc84ca9b89e03f9c83c51e6fb139
