[INFO] fetching crate slog-retry 0.1.1... [INFO] checking slog-retry-0.1.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate slog-retry 0.1.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate slog-retry 0.1.1 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 slog-retry 0.1.1 [INFO] finished tweaking crates.io crate slog-retry 0.1.1 [INFO] tweaked toml for crates.io crate slog-retry 0.1.1 written to /workspace/builds/worker-0-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 60 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding bitflags v0.9.1 (latest: v2.6.0) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding idna v0.1.5 (latest: v1.0.2) [INFO] [stderr] Adding itertools v0.7.11 (latest: v0.13.0) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding pulldown-cmark v0.1.2 (latest: v0.12.0) [INFO] [stderr] Adding quote v0.3.15 (latest: v1.0.37) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding syn v0.11.11 (latest: v2.0.77) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding toml v0.4.10 (latest: v0.8.19) [INFO] [stderr] Adding unicode-xid v0.0.4 (latest: v0.2.5) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.2) [INFO] [stderr] Adding version-sync v0.5.0 (latest: v0.9.5) [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 82547f0468d46bc92b65bf594d720b5e8b3a51c4515d04b511d03a399ef53e29 [INFO] running `Command { std: "docker" "start" "-a" "82547f0468d46bc92b65bf594d720b5e8b3a51c4515d04b511d03a399ef53e29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "82547f0468d46bc92b65bf594d720b5e8b3a51c4515d04b511d03a399ef53e29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82547f0468d46bc92b65bf594d720b5e8b3a51c4515d04b511d03a399ef53e29", kill_on_drop: false }` [INFO] [stdout] 82547f0468d46bc92b65bf594d720b5e8b3a51c4515d04b511d03a399ef53e29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] dc19546dd823ee071701d239c6b85ad0557567245186928a52a6d32dc334db55 [INFO] running `Command { std: "docker" "start" "-a" "dc19546dd823ee071701d239c6b85ad0557567245186928a52a6d32dc334db55", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking unicode-xid v0.0.4 [INFO] [stderr] Checking powerfmt v0.2.0 [INFO] [stderr] Compiling pulldown-cmark v0.1.2 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking synom v0.11.3 [INFO] [stderr] Checking time-core v0.1.2 [INFO] [stderr] Checking quote v0.3.15 [INFO] [stderr] Checking deranged v0.3.11 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Compiling slog-async v2.8.0 [INFO] [stderr] Checking num-conv v0.1.0 [INFO] [stderr] Checking syn v0.11.11 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking take_mut v0.2.2 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Checking crossbeam-channel v0.5.13 [INFO] [stderr] Checking backtrace v0.3.73 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking slog-retry v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:126:28 [INFO] [stdout] | [INFO] [stdout] 126 | pub type NewStrategy = Box Strategy + Send>; [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] 126 | pub type NewStrategy = Box Strategy + Send>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:120:25 [INFO] [stdout] | [INFO] [stdout] 120 | pub type Strategy = 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] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 120 | pub type Strategy = Box>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:82:32 [INFO] [stdout] | [INFO] [stdout] 82 | fn cause(&self) -> Option<&Fail> { [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] 82 | fn cause(&self) -> Option<&dyn Fail> { [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/lib.rs:191:32 [INFO] [stdout] | [INFO] [stdout] 188 | .map_err(|factory| { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 191 | slave: None, [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; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `slog-retry` (lib) due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "dc19546dd823ee071701d239c6b85ad0557567245186928a52a6d32dc334db55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc19546dd823ee071701d239c6b85ad0557567245186928a52a6d32dc334db55", kill_on_drop: false }` [INFO] [stdout] dc19546dd823ee071701d239c6b85ad0557567245186928a52a6d32dc334db55