[INFO] cloning repository https://github.com/eshaan-garg/realtime-sync-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eshaan-garg/realtime-sync-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feshaan-garg%2Frealtime-sync-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feshaan-garg%2Frealtime-sync-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7476ba71030068c6ae00ce65fe04c5b71e1af07a
[INFO] checking eshaan-garg/realtime-sync-demo against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feshaan-garg%2Frealtime-sync-demo" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/eshaan-garg/realtime-sync-demo
[INFO] finished tweaking git repo https://github.com/eshaan-garg/realtime-sync-demo
[INFO] tweaked toml for git repo https://github.com/eshaan-garg/realtime-sync-demo written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eshaan-garg/realtime-sync-demo on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/eshaan-garg/realtime-sync-demo 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3048ae464570b596194e9da195993dd25ed27de59d8be499a810b49e1682913a
[INFO] running `Command { std: "docker" "start" "3048ae464570b596194e9da195993dd25ed27de59d8be499a810b49e1682913a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3048ae464570b596194e9da195993dd25ed27de59d8be499a810b49e1682913a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3048ae464570b596194e9da195993dd25ed27de59d8be499a810b49e1682913a" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3048ae464570b596194e9da195993dd25ed27de59d8be499a810b49e1682913a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3048ae464570b596194e9da195993dd25ed27de59d8be499a810b49e1682913a" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]     Checking data-encoding v2.11.1
[INFO] [stderr]     Checking tiny_http v0.12.0
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.7
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking mio v1.2.2
[INFO] [stderr]     Checking socket2 v0.6.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking uuid v1.24.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.33
[INFO] [stderr]    Compiling tokio-macros v2.7.2
[INFO] [stderr]     Checking futures-util v0.3.33
[INFO] [stderr]     Checking tokio v1.53.1
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking tungstenite v0.24.0
[INFO] [stderr]     Checking tokio-tungstenite v0.24.0
[INFO] [stderr]     Checking realtime_sync_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `Vec<u8>`
[INFO] [stdout]    --> src/main.rs:168:42
[INFO] [stdout]     |
[INFO] [stdout] 168 |                 if tx.send(Message::Ping(Vec::new().into())).is_err() {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 168 -                 if tx.send(Message::Ping(Vec::new().into())).is_err() {
[INFO] [stdout] 168 +                 if tx.send(Message::Ping(Vec::new())).is_err() {
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 168 -                 if tx.send(Message::Ping(Vec::new().into())).is_err() {
[INFO] [stdout] 168 +                 if tx.send(Message::Ping(<Vec<u8> as Into<_>>::into(Vec::new()))).is_err() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `realtime_sync_server` (bin "realtime_sync_server") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `Vec<u8>`
[INFO] [stdout]    --> src/main.rs:168:42
[INFO] [stdout]     |
[INFO] [stdout] 168 |                 if tx.send(Message::Ping(Vec::new().into())).is_err() {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 168 -                 if tx.send(Message::Ping(Vec::new().into())).is_err() {
[INFO] [stdout] 168 +                 if tx.send(Message::Ping(Vec::new())).is_err() {
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 168 -                 if tx.send(Message::Ping(Vec::new().into())).is_err() {
[INFO] [stdout] 168 +                 if tx.send(Message::Ping(<Vec<u8> as Into<_>>::into(Vec::new()))).is_err() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `realtime_sync_server` (bin "realtime_sync_server" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "3048ae464570b596194e9da195993dd25ed27de59d8be499a810b49e1682913a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3048ae464570b596194e9da195993dd25ed27de59d8be499a810b49e1682913a", kill_on_drop: false }`
[INFO] [stdout] 3048ae464570b596194e9da195993dd25ed27de59d8be499a810b49e1682913a
