[INFO] fetching crate trim 2.0.2... [INFO] checking trim-2.0.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate trim 2.0.2 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate trim 2.0.2 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 crates.io crate trim 2.0.2 [INFO] finished tweaking crates.io crate trim 2.0.2 [INFO] tweaked toml for crates.io crate trim 2.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate trim 2.0.2 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] 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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b7c2245bd8ac7dfab9d821cd8a965e0ff619ceff0561a2a64cb93a376783c394 [INFO] running `Command { std: "docker" "start" "-a" "b7c2245bd8ac7dfab9d821cd8a965e0ff619ceff0561a2a64cb93a376783c394", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b7c2245bd8ac7dfab9d821cd8a965e0ff619ceff0561a2a64cb93a376783c394", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7c2245bd8ac7dfab9d821cd8a965e0ff619ceff0561a2a64cb93a376783c394", kill_on_drop: false }` [INFO] [stdout] b7c2245bd8ac7dfab9d821cd8a965e0ff619ceff0561a2a64cb93a376783c394 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 865b8f578854bd46bc9aaa1bd97c0b73c9975578a9a252e67707b6dbdbc774f0 [INFO] running `Command { std: "docker" "start" "-a" "865b8f578854bd46bc9aaa1bd97c0b73c9975578a9a252e67707b6dbdbc774f0", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking colmac v0.1.1 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking trim v2.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `mktemp` is never used [INFO] [stdout] --> src/util.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn mktemp(prefix: &str, content: &D) -> io::Result [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] --> src/trim.rs:86:44 [INFO] [stdout] | [INFO] [stdout] 86 | .map(|path_buf| (path_buf.clone(), trim_file(&path_buf, suppress_newline))) [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `trim` (bin "trim") due to 2 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] --> src/trim.rs:86:44 [INFO] [stdout] | [INFO] [stdout] 86 | .map(|path_buf| (path_buf.clone(), trim_file(&path_buf, suppress_newline))) [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 `trim` (bin "trim" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "865b8f578854bd46bc9aaa1bd97c0b73c9975578a9a252e67707b6dbdbc774f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "865b8f578854bd46bc9aaa1bd97c0b73c9975578a9a252e67707b6dbdbc774f0", kill_on_drop: false }` [INFO] [stdout] 865b8f578854bd46bc9aaa1bd97c0b73c9975578a9a252e67707b6dbdbc774f0