[INFO] fetching crate sysinfo-web 0.1.2... [INFO] checking sysinfo-web-0.1.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate sysinfo-web 0.1.2 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate sysinfo-web 0.1.2 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 sysinfo-web 0.1.2 [INFO] finished tweaking crates.io crate sysinfo-web 0.1.2 [INFO] tweaked toml for crates.io crate sysinfo-web 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 82 packages to latest compatible versions [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.3.0) [INFO] [stderr] Adding base64 v0.9.3 (latest: v0.22.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding hostname v0.1.5 (latest: v0.4.0) [INFO] [stderr] Adding hyper v0.10.16 (latest: v1.4.1) [INFO] [stderr] Adding idna v0.1.5 (latest: v1.0.2) [INFO] [stderr] Adding language-tags v0.2.2 (latest: v0.3.2) [INFO] [stderr] Adding log v0.3.9 (latest: v0.4.22) [INFO] [stderr] Adding mime v0.2.6 (latest: v0.3.17) [INFO] [stderr] Adding mime_guess v1.8.8 (latest: v2.0.5) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding phf v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_codegen v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_generator v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding phf_shared v0.7.24 (latest: v0.11.2) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding siphasher v0.2.3 (latest: v1.0.1) [INFO] [stderr] Adding sysinfo v0.5.8 (latest: v0.31.4) [INFO] [stderr] Adding time v0.1.45 (latest: v0.3.36) [INFO] [stderr] Adding unicase v1.4.2 (latest: v2.7.0) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.2) [INFO] [stderr] Adding version_check v0.1.5 (latest: v0.9.5) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b491d0fee029fe56babb59c849b83aeb93f3718359987b08508e52a4ecff99c [INFO] running `Command { std: "docker" "start" "-a" "5b491d0fee029fe56babb59c849b83aeb93f3718359987b08508e52a4ecff99c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b491d0fee029fe56babb59c849b83aeb93f3718359987b08508e52a4ecff99c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b491d0fee029fe56babb59c849b83aeb93f3718359987b08508e52a4ecff99c", kill_on_drop: false }` [INFO] [stdout] 5b491d0fee029fe56babb59c849b83aeb93f3718359987b08508e52a4ecff99c [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 40c43bd0100f8c355c76dfcee3ffe22c7facb11c74d92a100167a53de32047f4 [INFO] running `Command { std: "docker" "start" "-a" "40c43bd0100f8c355c76dfcee3ffe22c7facb11c74d92a100167a53de32047f4", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Compiling sysinfo v0.5.8 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking modifier v0.1.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking hostname v0.1.5 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking plugin v0.2.6 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking phf_shared v0.7.24 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling mime_guess v1.8.8 [INFO] [stderr] Checking iron v0.6.1 [INFO] [stderr] Checking sysinfo-web v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/web.rs:34:24 [INFO] [stdout] | [INFO] [stdout] 34 | struct GzipContent(Box); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 34 | struct GzipContent(Box); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/web.rs:38:38 [INFO] [stdout] | [INFO] [stdout] 38 | fn write_body(&mut self, w: &mut Write) -> io::Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 38 | fn write_body(&mut self, w: &mut dyn Write) -> io::Result<()> { [INFO] [stdout] | +++ [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/web.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut w = GzEncoder::new(w, Compression::default()); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 40 | self.0.write_body(&mut w)?; [INFO] [stdout] 41 | w.finish().map(|_| ()) [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] [stderr] Compiling serde_derive v1.0.209 [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `sysinfo-web` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "40c43bd0100f8c355c76dfcee3ffe22c7facb11c74d92a100167a53de32047f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40c43bd0100f8c355c76dfcee3ffe22c7facb11c74d92a100167a53de32047f4", kill_on_drop: false }` [INFO] [stdout] 40c43bd0100f8c355c76dfcee3ffe22c7facb11c74d92a100167a53de32047f4