[INFO] cloning repository https://github.com/d-holguin/RustThreadPoolServer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/d-holguin/RustThreadPoolServer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fd-holguin%2FRustThreadPoolServer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fd-holguin%2FRustThreadPoolServer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2b9bc79e43f370c8f930b827380a70f06b05f306 [INFO] building d-holguin/RustThreadPoolServer 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%2Fd-holguin%2FRustThreadPoolServer" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/d-holguin/RustThreadPoolServer 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/d-holguin/RustThreadPoolServer [INFO] finished tweaking git repo https://github.com/d-holguin/RustThreadPoolServer [INFO] tweaked toml for git repo https://github.com/d-holguin/RustThreadPoolServer written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/d-holguin/RustThreadPoolServer 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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3cff84468d4088cf41550598a48197028a72c347d0a8ffc8cfe8632692e137b0 [INFO] running `Command { std: "docker" "start" "-a" "3cff84468d4088cf41550598a48197028a72c347d0a8ffc8cfe8632692e137b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3cff84468d4088cf41550598a48197028a72c347d0a8ffc8cfe8632692e137b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cff84468d4088cf41550598a48197028a72c347d0a8ffc8cfe8632692e137b0", kill_on_drop: false }` [INFO] [stdout] 3cff84468d4088cf41550598a48197028a72c347d0a8ffc8cfe8632692e137b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d97d18751a7e4655327484beb6264f2bda4b05e4bacc81a77b2871c7cb1f753e [INFO] running `Command { std: "docker" "start" "-a" "d97d18751a7e4655327484beb6264f2bda4b05e4bacc81a77b2871c7cb1f753e", kill_on_drop: false }` [INFO] [stderr] Compiling web_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/handlers/mod.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub use home::*; [INFO] [stdout] | ^^^^^^^ the name `get` in the type namespace is first re-exported here [INFO] [stdout] 7 | pub use login::*; [INFO] [stdout] | -------- but the name `get` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: relative drop order changing in Rust 2024 [INFO] [stdout] --> src/http_server/server.rs:49:15 [INFO] [stdout] | [INFO] [stdout] 49 | match Request::from_reader(&mut buf_reader) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [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] ... [INFO] [stdout] 54 | Some(h) => h.handle(request.clone())?, [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] ... [INFO] [stdout] 62 | Err(e) => { [INFO] [stdout] | - [INFO] [stdout] | | [INFO] [stdout] | `e` calls a custom destructor [INFO] [stdout] | `e` will be dropped later as of Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 67 | } [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: `#1` may invoke a custom destructor because it contains a trait object [INFO] [stdout] = note: `e` 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] [stdout] warning: variant `Continue` is never constructed [INFO] [stdout] --> src/http_server/server.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 37 | enum ResponseStatus { [INFO] [stdout] | -------------- variant in this enum [INFO] [stdout] 38 | Done, [INFO] [stdout] 39 | Continue, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/threadpool.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | struct Worker { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 23 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/utils/logger_backend.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 38 | if LOGGER_BACKEND.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/utils/logger_backend.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | LOGGER_BACKEND.as_ref().unwrap() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `web_server` (lib) due to 1 previous error; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "d97d18751a7e4655327484beb6264f2bda4b05e4bacc81a77b2871c7cb1f753e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d97d18751a7e4655327484beb6264f2bda4b05e4bacc81a77b2871c7cb1f753e", kill_on_drop: false }` [INFO] [stdout] d97d18751a7e4655327484beb6264f2bda4b05e4bacc81a77b2871c7cb1f753e