[INFO] fetching crate cu29-export 0.2.3... [INFO] checking cu29-export-0.2.3 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate cu29-export 0.2.3 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate cu29-export 0.2.3 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 cu29-export 0.2.3 [INFO] finished tweaking crates.io crate cu29-export 0.2.3 [INFO] tweaked toml for crates.io crate cu29-export 0.2.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 128 packages to latest compatible versions [INFO] [stderr] Adding base64 v0.21.7 (available: v0.22.1) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding fixedbitset v0.4.2 (available: v0.5.7) [INFO] [stderr] Adding idna v0.5.0 (available: v1.0.2) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (available: v0.6.5) [INFO] [stderr] Adding ordered-float v3.9.2 (available: v4.3.0) [INFO] [stderr] Adding virtue v0.0.13 (available: v0.0.17) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 75bcada587d147ce59bb76874986c1d97e970a949c2401aac1ccbe4ae462b712 [INFO] running `Command { std: "docker" "start" "-a" "75bcada587d147ce59bb76874986c1d97e970a949c2401aac1ccbe4ae462b712", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "75bcada587d147ce59bb76874986c1d97e970a949c2401aac1ccbe4ae462b712", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75bcada587d147ce59bb76874986c1d97e970a949c2401aac1ccbe4ae462b712", kill_on_drop: false }` [INFO] [stdout] 75bcada587d147ce59bb76874986c1d97e970a949c2401aac1ccbe4ae462b712 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1efb6a0bf1c6d6cf5b76a334163e5bfb14da52589d3647d74a57f705e1ae2ad0 [INFO] running `Command { std: "docker" "start" "-a" "1efb6a0bf1c6d6cf5b76a334163e5bfb14da52589d3647d74a57f705e1ae2ad0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling virtue v0.0.13 [INFO] [stderr] Compiling target-lexicon v0.12.16 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling pkg-config v0.3.31 [INFO] [stderr] Compiling thiserror v1.0.64 [INFO] [stderr] Checking tinyvec_macros v0.1.1 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Compiling tinyvec v1.8.0 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Compiling cc v1.1.22 [INFO] [stderr] Checking percent-encoding v2.3.1 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Checking form_urlencoded v1.2.1 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Compiling num-conv v0.1.0 [INFO] [stderr] Compiling time-core v0.1.2 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking powerfmt v0.2.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling bincode_derive v2.0.0-rc.3 [INFO] [stderr] Checking utf8parse v0.2.2 [INFO] [stderr] Checking deranged v0.3.11 [INFO] [stderr] Checking unicode-normalization v0.1.24 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking anstyle-parse v0.2.5 [INFO] [stderr] Compiling time-macros v0.2.18 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Compiling pyo3-build-config v0.22.3 [INFO] [stderr] Checking id-arena v2.2.1 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking colorchoice v1.0.2 [INFO] [stderr] Checking num_threads v0.1.7 [INFO] [stderr] Checking arrayref v0.3.9 [INFO] [stderr] Checking anstyle v1.0.8 [INFO] [stderr] Compiling rustix v0.38.37 [INFO] [stderr] Checking idna v0.5.0 [INFO] [stderr] Checking uuid v1.10.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Checking is_terminal_polyfill v1.70.1 [INFO] [stderr] Checking anstyle-query v1.1.1 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Checking anstream v0.6.15 [INFO] [stderr] Checking strfmt v0.2.4 [INFO] [stderr] Checking bincode v2.0.0-rc.3 [INFO] [stderr] Compiling cu29-log-runtime v0.2.3 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking clap_lex v0.7.2 [INFO] [stderr] Checking ordered-float v3.9.2 [INFO] [stderr] Checking ordered-float v4.3.0 [INFO] [stderr] Checking url v2.5.2 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking strsim v0.11.1 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Compiling lmdb-rkv-sys v0.11.2 [INFO] [stderr] Compiling cu29-log-derive v0.2.3 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking clap_builder v4.5.18 [INFO] [stderr] Checking fastrand v2.1.1 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Compiling cu29 v0.2.3 [INFO] [stderr] Checking base64 v0.21.7 [INFO] [stderr] Checking memmap2 v0.9.5 [INFO] [stderr] Compiling cu29-export v0.2.3 (/opt/rustwide/workdir) [INFO] [stderr] Checking unindent v0.2.3 [INFO] [stderr] Compiling indoc v2.0.5 [INFO] [stderr] Checking fs_extra v1.3.0 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Compiling pyo3-ffi v0.22.3 [INFO] [stderr] Compiling pyo3-macros-backend v0.22.3 [INFO] [stderr] Compiling pyo3 v0.22.3 [INFO] [stderr] Checking indexmap v2.5.0 [INFO] [stderr] Compiling lmdb-rkv v0.14.0 [INFO] [stderr] Checking simplelog v0.12.2 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Compiling clap_derive v4.5.18 [INFO] [stderr] Checking clap v4.5.18 [INFO] [stderr] Compiling pyo3-macros v0.22.3 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking cu29-traits v0.2.3 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking petgraph v0.6.5 [INFO] [stderr] Checking cu29-unifiedlog v0.2.3 [INFO] [stderr] Checking raw-cpuid v11.1.0 [INFO] [stderr] Checking ron v0.8.1 [INFO] [stderr] Checking rkv v0.19.0 [INFO] [stderr] Checking cu29-intern-strs v0.2.3 [INFO] [stderr] Checking quanta v0.12.3 [INFO] [stderr] Checking cu29-clock v0.2.3 [INFO] [stderr] Checking cu29-value v0.2.3 [INFO] [stderr] Checking cu29-log v0.2.3 [INFO] [stderr] Checking tempfile v3.13.0 [INFO] [stderr] CLog: ================================================================================== [INFO] [stderr] CLog: Interned strings are stored in: "/opt/rustwide/target/debug/cu29_log_index" [INFO] [stderr] CLog: [r] is reused index and [n] is new index. [INFO] [stderr] CLog: ================================================================================== [INFO] [stderr] CLog: #001 [n] -> End of processing for CL #{}. [INFO] [stderr] CLog: #002 [n] -> Logging CL #{}. [INFO] [stderr] CLog: #003 [n] -> Popped CL #{}. [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/lib.rs:187:19 [INFO] [stdout] | [INFO] [stdout] 186 | fn __next__(mut slf: PyRefMut) -> Option> { [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 187 | match decode_from_std_read::(&mut slf.reader, standard()) { [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 `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:187:19 [INFO] [stdout] | [INFO] [stdout] 186 | fn __next__(mut slf: PyRefMut) -> Option> { [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 187 | match decode_from_std_read::(&mut slf.reader, standard()) { [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 `cu29-export` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cu29-export` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "1efb6a0bf1c6d6cf5b76a334163e5bfb14da52589d3647d74a57f705e1ae2ad0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1efb6a0bf1c6d6cf5b76a334163e5bfb14da52589d3647d74a57f705e1ae2ad0", kill_on_drop: false }` [INFO] [stdout] 1efb6a0bf1c6d6cf5b76a334163e5bfb14da52589d3647d74a57f705e1ae2ad0