[INFO] fetching crate servlin 0.4.3... [INFO] checking servlin-0.4.3 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate servlin 0.4.3 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate servlin 0.4.3 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate servlin 0.4.3 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate servlin 0.4.3 [INFO] tweaked toml for crates.io crate servlin 0.4.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate servlin 0.4.3 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9d801b94d8a2d17d32b7455cb5aa0d683f61045de3ee6ef7fe971f33a84da962 [INFO] running `Command { std: "docker" "start" "-a" "9d801b94d8a2d17d32b7455cb5aa0d683f61045de3ee6ef7fe971f33a84da962", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d801b94d8a2d17d32b7455cb5aa0d683f61045de3ee6ef7fe971f33a84da962", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d801b94d8a2d17d32b7455cb5aa0d683f61045de3ee6ef7fe971f33a84da962", kill_on_drop: false }` [INFO] [stdout] 9d801b94d8a2d17d32b7455cb5aa0d683f61045de3ee6ef7fe971f33a84da962 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a35c7da14c9ac49615a979a186196e6fd89ed5b48f5c1669615cf0136e009077 [INFO] running `Command { std: "docker" "start" "-a" "a35c7da14c9ac49615a979a186196e6fd89ed5b48f5c1669615cf0136e009077", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Compiling crossbeam-utils v0.8.17 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking parking v2.2.0 [INFO] [stderr] Compiling futures-core v0.3.29 [INFO] [stderr] Checking futures-io v0.3.29 [INFO] [stderr] Compiling safe-proc-macro2 v1.0.67 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Compiling rustix v0.37.27 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking fastrand v2.0.1 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking waker-fn v1.1.1 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking async-task v4.5.0 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking unicode-bidi v0.3.14 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking futures-lite v2.1.0 [INFO] [stderr] Checking piper v0.2.1 [INFO] [stderr] Checking safina-threadpool v0.2.4 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling async-fs v1.6.0 [INFO] [stderr] Checking safina-sync v0.2.4 [INFO] [stderr] Checking concurrent-queue v2.4.0 [INFO] [stderr] Compiling safe-quote v1.0.15 [INFO] [stderr] Checking safina-timer v0.1.11 [INFO] [stderr] Checking safina-executor v0.3.3 [INFO] [stderr] Checking fixed-buffer v0.5.0 [INFO] [stderr] Checking temp-dir v0.1.11 [INFO] [stderr] Checking permit v0.2.1 [INFO] [stderr] Checking temp-file v0.1.7 [INFO] [stderr] Checking event-listener v4.0.0 [INFO] [stderr] Compiling safe-regex-compiler v0.2.5 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking event-listener-strategy v0.4.0 [INFO] [stderr] Checking async-channel v2.1.1 [INFO] [stderr] Checking async-lock v3.2.0 [INFO] [stderr] Checking getrandom v0.2.11 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling safe-regex-macro v0.2.5 [INFO] [stderr] Checking blocking v1.5.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking idna v0.5.0 [INFO] [stderr] Checking safe-regex v0.2.5 [INFO] [stderr] Checking url v2.5.0 [INFO] [stderr] Checking async-net v1.8.0 [INFO] [stderr] Checking servlin v0.4.3 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Token` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/accept.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 95 | mut permit: Permit, [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 96 | listener: async_net::TcpListener, [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 97 | mut token_set: TokenSet, [INFO] [stdout] | ------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 98 | conn_handler: F, [INFO] [stdout] | ------------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 103 | let token = token_set.async_wait_token().await; [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: this value of type `Token` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/accept.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 95 | mut permit: Permit, [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 96 | listener: async_net::TcpListener, [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 97 | mut token_set: TokenSet, [INFO] [stdout] | ------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 98 | conn_handler: F, [INFO] [stdout] | ------------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 103 | let token = token_set.async_wait_token().await; [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] warning: field `0` is never read [INFO] [stdout] --> src/log/log_file_writer.rs:137:26 [INFO] [stdout] | [INFO] [stdout] 137 | pub struct LogFileWriter(Sender); [INFO] [stdout] | ------------- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `LogFileWriter` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `servlin` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/log/log_file_writer.rs:137:26 [INFO] [stdout] | [INFO] [stdout] 137 | pub struct LogFileWriter(Sender); [INFO] [stdout] | ------------- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `LogFileWriter` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `servlin` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "a35c7da14c9ac49615a979a186196e6fd89ed5b48f5c1669615cf0136e009077", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a35c7da14c9ac49615a979a186196e6fd89ed5b48f5c1669615cf0136e009077", kill_on_drop: false }` [INFO] [stdout] a35c7da14c9ac49615a979a186196e6fd89ed5b48f5c1669615cf0136e009077