[INFO] cloning repository https://github.com/dram/static-http [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dram/static-http" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdram%2Fstatic-http", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdram%2Fstatic-http'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1822af0df535a5168610468816dd7c3d2d42ae0a [INFO] building dram/static-http against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdram%2Fstatic-http" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dram/static-http on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dram/static-http [INFO] finished tweaking git repo https://github.com/dram/static-http [INFO] tweaked toml for git repo https://github.com/dram/static-http written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/dram/static-http 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3a5e90ac17f7d45921c6c4412cdf5da043a1972b6cf5b79bbd521312740ce20f [INFO] running `Command { std: "docker" "start" "-a" "3a5e90ac17f7d45921c6c4412cdf5da043a1972b6cf5b79bbd521312740ce20f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a5e90ac17f7d45921c6c4412cdf5da043a1972b6cf5b79bbd521312740ce20f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a5e90ac17f7d45921c6c4412cdf5da043a1972b6cf5b79bbd521312740ce20f", kill_on_drop: false }` [INFO] [stdout] 3a5e90ac17f7d45921c6c4412cdf5da043a1972b6cf5b79bbd521312740ce20f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2b9d82d3beb0e88b0815f5289d46498a1b2e32cc83e5c5f7cba4309949a1536b [INFO] running `Command { std: "docker" "start" "-a" "2b9d82d3beb0e88b0815f5289d46498a1b2e32cc83e5c5f7cba4309949a1536b", kill_on_drop: false }` [INFO] [stderr] Compiling static-http v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: relative drop order changing in Rust 2024 [INFO] [stdout] --> src/main.rs:44:15 [INFO] [stdout] | [INFO] [stdout] 43 | for stream in listener.incoming() { [INFO] [stdout] | ------------------- [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#1` [INFO] [stdout] | `#1` will be dropped later as of Edition 2024 [INFO] [stdout] 44 | match serve(&mut stream?, &root) { [INFO] [stdout] | ^^^^^^^^^^^-------^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | this value will be stored in a temporary; let us call it `#3` [INFO] [stdout] | | up until Edition 2021 `#3` is dropped last but will be dropped earlier in Edition 2024 [INFO] [stdout] | | this value will be stored in a temporary; let us call it `#4` [INFO] [stdout] | | up until Edition 2021 `#4` is dropped last but will be dropped earlier in Edition 2024 [INFO] [stdout] | this value will be stored in a temporary; let us call it `#2` [INFO] [stdout] | up until Edition 2021 `#2` is dropped last but will be dropped earlier in Edition 2024 [INFO] [stdout] 45 | Ok(_) => continue, [INFO] [stdout] 46 | Err(message) => eprintln!("Error: {}", message), [INFO] [stdout] | ------- [INFO] [stdout] | | [INFO] [stdout] | `message` calls a custom destructor [INFO] [stdout] | `message` will be dropped later as of Edition 2024 [INFO] [stdout] 47 | } [INFO] [stdout] 48 | } [INFO] [stdout] | - now the temporary value is dropped here, before the local variables in the block or statement [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#2` may invoke a custom destructor because it contains a trait object [INFO] [stdout] note: `#3` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/std/src/os/fd/owned.rs:172:1 [INFO] [stdout] note: `#4` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/std/src/os/fd/owned.rs:172:1 [INFO] [stdout] note: `#1` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/std/src/os/fd/owned.rs:172:1 [INFO] [stdout] = note: `message` may invoke a custom destructor because it contains a trait object [INFO] [stdout] = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `static-http` (bin "static-http") due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "2b9d82d3beb0e88b0815f5289d46498a1b2e32cc83e5c5f7cba4309949a1536b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b9d82d3beb0e88b0815f5289d46498a1b2e32cc83e5c5f7cba4309949a1536b", kill_on_drop: false }` [INFO] [stdout] 2b9d82d3beb0e88b0815f5289d46498a1b2e32cc83e5c5f7cba4309949a1536b