[INFO] fetching crate mailto 0.1.0... [INFO] checking mailto-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate mailto 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate mailto 0.1.0 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] started tweaking crates.io crate mailto 0.1.0 [INFO] finished tweaking crates.io crate mailto 0.1.0 [INFO] tweaked toml for crates.io crate mailto 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate mailto 0.1.0 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7681b00c941e9d10e2742e2806169cca65b1b835d2ef4ecb22732829db760f1d [INFO] running `Command { std: "docker" "start" "-a" "7681b00c941e9d10e2742e2806169cca65b1b835d2ef4ecb22732829db760f1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7681b00c941e9d10e2742e2806169cca65b1b835d2ef4ecb22732829db760f1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7681b00c941e9d10e2742e2806169cca65b1b835d2ef4ecb22732829db760f1d", kill_on_drop: false }` [INFO] [stdout] 7681b00c941e9d10e2742e2806169cca65b1b835d2ef4ecb22732829db760f1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cd9292c4d4ea8e2750d735fdc7156b848a73863ccdb8f65a2c018d35f1592d42 [INFO] running `Command { std: "docker" "start" "-a" "cd9292c4d4ea8e2750d735fdc7156b848a73863ccdb8f65a2c018d35f1592d42", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.10.38 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling native-tls v0.2.8 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking match_cfg v0.1.0 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking httpdate v1.0.2 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking quoted_printable v0.4.5 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking dotenv v0.15.0 [INFO] [stderr] Compiling nom v7.1.0 [INFO] [stderr] Compiling openssl-sys v0.9.72 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking lettre v0.10.0-rc.4 [INFO] [stderr] Checking mailto v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:50:11 [INFO] [stdout] | [INFO] [stdout] 16 | let email_regex = regex::Regex::new(r"^[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9]... [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 44 | let mailer = SmtpTransport::relay("smtp.gmail.com") [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 50 | match mailer.send(&email) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mailto` (bin "mailto" test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:50:11 [INFO] [stdout] | [INFO] [stdout] 16 | let email_regex = regex::Regex::new(r"^[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9]... [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 44 | let mailer = SmtpTransport::relay("smtp.gmail.com") [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 50 | match mailer.send(&email) { [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mailto` (bin "mailto") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "cd9292c4d4ea8e2750d735fdc7156b848a73863ccdb8f65a2c018d35f1592d42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd9292c4d4ea8e2750d735fdc7156b848a73863ccdb8f65a2c018d35f1592d42", kill_on_drop: false }` [INFO] [stdout] cd9292c4d4ea8e2750d735fdc7156b848a73863ccdb8f65a2c018d35f1592d42