[INFO] cloning repository https://github.com/FideoJ/rtc_turn_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FideoJ/rtc_turn_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFideoJ%2Frtc_turn_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFideoJ%2Frtc_turn_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d4c71b7cb15fdea787bc39d8a3b0ad6e2ce4437
[INFO] checking FideoJ/rtc_turn_server/1d4c71b7cb15fdea787bc39d8a3b0ad6e2ce4437 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFideoJ%2Frtc_turn_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] validating manifest of git repo https://github.com/FideoJ/rtc_turn_server on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FideoJ/rtc_turn_server
[INFO] finished tweaking git repo https://github.com/FideoJ/rtc_turn_server
[INFO] tweaked toml for git repo https://github.com/FideoJ/rtc_turn_server written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/FideoJ/rtc_turn_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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3e66e54d99c1688b03d11a3f07d27f4f20a0235fcf9560d37d0cd39be520a05
[INFO] running `Command { std: "docker" "start" "-a" "e3e66e54d99c1688b03d11a3f07d27f4f20a0235fcf9560d37d0cd39be520a05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3e66e54d99c1688b03d11a3f07d27f4f20a0235fcf9560d37d0cd39be520a05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e66e54d99c1688b03d11a3f07d27f4f20a0235fcf9560d37d0cd39be520a05", kill_on_drop: false }`
[INFO] [stdout] e3e66e54d99c1688b03d11a3f07d27f4f20a0235fcf9560d37d0cd39be520a05
[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 -Dtail_expr_drop_order" "-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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d68d21e652f98e29b4d00ae857dadac831f18f0941abe876abcc025c1e78eac7
[INFO] running `Command { std: "docker" "start" "-a" "d68d21e652f98e29b4d00ae857dadac831f18f0941abe876abcc025c1e78eac7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking bytes v1.2.0
[INFO] [stderr]    Compiling webrtc-util v0.5.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.24.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]     Checking tokio v1.20.1
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking rtc_turn_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/chandata/mod.rs:25:28
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn is_channel_data(buf: &[u8]) -> bool {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `number` is never read
[INFO] [stdout]  --> src/chandata/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ChannelData {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 6 |     pub number: u64,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ChannelData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reset` and `encode` are never used
[INFO] [stdout]   --> src/chandata/mod.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl ChannelData {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] 11 |     // Reset resets Length, Data and Raw length.
[INFO] [stdout] 12 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn encode(&mut self) {}
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `conn`, `src_addr`, and `channel_bind_timeout` are never read
[INFO] [stdout]   --> src/server/request.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Request {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 11 |     // Current Request State
[INFO] [stdout] 12 |     pub conn: Arc<dyn Conn + Send + Sync>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub src_addr: SocketAddr,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub channel_bind_timeout: Duration,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/chandata/mod.rs:25:28
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn is_channel_data(buf: &[u8]) -> bool {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `number` is never read
[INFO] [stdout]  --> src/chandata/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ChannelData {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 6 |     pub number: u64,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ChannelData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reset` and `encode` are never used
[INFO] [stdout]   --> src/chandata/mod.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl ChannelData {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] 11 |     // Reset resets Length, Data and Raw length.
[INFO] [stdout] 12 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn encode(&mut self) {}
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `conn`, `src_addr`, and `channel_bind_timeout` are never read
[INFO] [stdout]   --> src/server/request.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Request {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 11 |     // Current Request State
[INFO] [stdout] 12 |     pub conn: Arc<dyn Conn + Send + Sync>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub src_addr: SocketAddr,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub channel_bind_timeout: Duration,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.69s
[INFO] running `Command { std: "docker" "inspect" "d68d21e652f98e29b4d00ae857dadac831f18f0941abe876abcc025c1e78eac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d68d21e652f98e29b4d00ae857dadac831f18f0941abe876abcc025c1e78eac7", kill_on_drop: false }`
[INFO] [stdout] d68d21e652f98e29b4d00ae857dadac831f18f0941abe876abcc025c1e78eac7