[INFO] cloning repository https://github.com/AnthonyHewins/one-time-pad-socket [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AnthonyHewins/one-time-pad-socket" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnthonyHewins%2Fone-time-pad-socket", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnthonyHewins%2Fone-time-pad-socket'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7da72f0db12efb4f862c1b40e6cd2af07ad7f6b8 [INFO] checking AnthonyHewins/one-time-pad-socket/7da72f0db12efb4f862c1b40e6cd2af07ad7f6b8 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnthonyHewins%2Fone-time-pad-socket" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AnthonyHewins/one-time-pad-socket on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AnthonyHewins/one-time-pad-socket [INFO] finished tweaking git repo https://github.com/AnthonyHewins/one-time-pad-socket [INFO] tweaked toml for git repo https://github.com/AnthonyHewins/one-time-pad-socket written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/AnthonyHewins/one-time-pad-socket 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: package.about [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b3bd43337ee3bbd7675de56f18c349e7b3ee5bdc388bd994a0da37d4324681e5 [INFO] running `Command { std: "docker" "start" "-a" "b3bd43337ee3bbd7675de56f18c349e7b3ee5bdc388bd994a0da37d4324681e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b3bd43337ee3bbd7675de56f18c349e7b3ee5bdc388bd994a0da37d4324681e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3bd43337ee3bbd7675de56f18c349e7b3ee5bdc388bd994a0da37d4324681e5", kill_on_drop: false }` [INFO] [stdout] b3bd43337ee3bbd7675de56f18c349e7b3ee5bdc388bd994a0da37d4324681e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fbf9bccea4e7c6bf16bd6d67175ca7781310d2592c343a5330b029ec4196a59a [INFO] running `Command { std: "docker" "start" "-a" "fbf9bccea4e7c6bf16bd6d67175ca7781310d2592c343a5330b029ec4196a59a", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: package.about [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling getrandom v0.1.10 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.40 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand_core v0.5.0 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking util v0.1.0 (/opt/rustwide/workdir/util) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> util/src/fs.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | f.write_all(&bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 21 | let _ = f.write_all(&bytes); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `util` (lib) due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> util/src/net.rs:17:31 [INFO] [stdout] | [INFO] [stdout] 11 | let listener = TcpListener::bind("127.0.0.1:0").unwrap(); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 14 | let server = thread::spawn(move || listener.accept().unwrap().0); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 15 | let client = TcpStream::connect(addr).unwrap(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 16 | [INFO] [stdout] 17 | ClientServer {server: server.join().unwrap(), client: client} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> util/src/net.rs:14:44 [INFO] [stdout] | [INFO] [stdout] 11 | let listener = TcpListener::bind("127.0.0.1:0").unwrap(); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 14 | let server = thread::spawn(move || listener.accept().unwrap().0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> util/src/net.rs:24:28 [INFO] [stdout] | [INFO] [stdout] 22 | let server = TcpListener::bind("127.0.0.1:0").unwrap(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 23 | let addr = server.local_addr().unwrap(); [INFO] [stdout] 24 | thread::spawn( move || server.accept().unwrap() ); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fbf9bccea4e7c6bf16bd6d67175ca7781310d2592c343a5330b029ec4196a59a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbf9bccea4e7c6bf16bd6d67175ca7781310d2592c343a5330b029ec4196a59a", kill_on_drop: false }` [INFO] [stdout] fbf9bccea4e7c6bf16bd6d67175ca7781310d2592c343a5330b029ec4196a59a