[INFO] cloning repository https://github.com/Gelbpunkt/queque [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gelbpunkt/queque" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGelbpunkt%2Fqueque", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGelbpunkt%2Fqueque'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 12c016c16abc3b717a78c13ccfa3fe0f58c5a6c6 [INFO] checking Gelbpunkt/queque/12c016c16abc3b717a78c13ccfa3fe0f58c5a6c6 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%2FGelbpunkt%2Fqueque" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Gelbpunkt/queque 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] removed /workspace/builds/worker-6-tc2/source/.cargo/config [INFO] started tweaking git repo https://github.com/Gelbpunkt/queque [INFO] finished tweaking git repo https://github.com/Gelbpunkt/queque [INFO] tweaked toml for git repo https://github.com/Gelbpunkt/queque written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Gelbpunkt/queque 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8c64b329b654b41dcabc6b8142b25e9375bccc99030f121f88a63c84b6aa8710 [INFO] running `Command { std: "docker" "start" "-a" "8c64b329b654b41dcabc6b8142b25e9375bccc99030f121f88a63c84b6aa8710", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8c64b329b654b41dcabc6b8142b25e9375bccc99030f121f88a63c84b6aa8710", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c64b329b654b41dcabc6b8142b25e9375bccc99030f121f88a63c84b6aa8710", kill_on_drop: false }` [INFO] [stdout] 8c64b329b654b41dcabc6b8142b25e9375bccc99030f121f88a63c84b6aa8710 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 778c5b282dda06cb96eb3f5846de3d8e9d3465e903e08a683e018a09fc4a45fe [INFO] running `Command { std: "docker" "start" "-a" "778c5b282dda06cb96eb3f5846de3d8e9d3465e903e08a683e018a09fc4a45fe", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling futures-core v0.3.18 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling futures-task v0.3.18 [INFO] [stderr] Checking tracing-core v0.1.21 [INFO] [stderr] Compiling futures-util v0.3.18 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking futures-sink v0.3.18 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking sharded-slab v0.1.4 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Compiling tokio v1.14.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking tracing-subscriber v0.3.2 [INFO] [stderr] Compiling tokio-macros v1.6.0 [INFO] [stderr] Compiling tracing-attributes v0.1.18 [INFO] [stderr] Checking tracing v0.1.29 [INFO] [stderr] Checking tokio-util v0.6.9 [INFO] [stderr] Checking queque v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `sender` is never read [INFO] [stdout] --> src/client.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct QueQueClient { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 23 | sender: QueQueSender, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `connect`, `send`, and `into_split` are never used [INFO] [stdout] --> src/client.rs:28:18 [INFO] [stdout] | [INFO] [stdout] 27 | impl QueQueClient { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 28 | pub async fn connect(addr: SocketAddr) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub fn send(&self, frame: Frame) -> Result<(), SendError> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 48 | pub fn into_split(self) -> (QueQueSender, QueQueReceiver) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `sender` is never read [INFO] [stdout] --> src/client.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct QueQueSender { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 55 | sender: UnboundedSender, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `QueQueSender` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `send` is never used [INFO] [stdout] --> src/client.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 58 | impl QueQueSender { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] 59 | pub fn send(&self, frame: Frame) -> Result<(), SendError> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `send_task` is never used [INFO] [stdout] --> src/client.rs:64:10 [INFO] [stdout] | [INFO] [stdout] 64 | async fn send_task( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/codec.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | Io(IoError), [INFO] [stdout] | -- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ProtocolError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 20 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:7:14 [INFO] [stdout] | [INFO] [stdout] 7 | Protocol(ProtocolError), [INFO] [stdout] | -------- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 | Protocol(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | Io(IoError), [INFO] [stdout] | -- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `into_split` is never used [INFO] [stdout] --> src/client.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 27 | impl QueQueClient { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 48 | pub fn into_split(self) -> (QueQueSender, QueQueReceiver) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/codec.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | Io(IoError), [INFO] [stdout] | -- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ProtocolError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 20 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:7:14 [INFO] [stdout] | [INFO] [stdout] 7 | Protocol(ProtocolError), [INFO] [stdout] | -------- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 | Protocol(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | Io(IoError), [INFO] [stdout] | -- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.35s [INFO] running `Command { std: "docker" "inspect" "778c5b282dda06cb96eb3f5846de3d8e9d3465e903e08a683e018a09fc4a45fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "778c5b282dda06cb96eb3f5846de3d8e9d3465e903e08a683e018a09fc4a45fe", kill_on_drop: false }` [INFO] [stdout] 778c5b282dda06cb96eb3f5846de3d8e9d3465e903e08a683e018a09fc4a45fe