[INFO] fetching crate matrix-sdk-store-encryption 0.7.0... [INFO] checking matrix-sdk-store-encryption-0.7.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate matrix-sdk-store-encryption 0.7.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate matrix-sdk-store-encryption 0.7.0 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 matrix-sdk-store-encryption 0.7.0 [INFO] finished tweaking crates.io crate matrix-sdk-store-encryption 0.7.0 [INFO] tweaked toml for crates.io crate matrix-sdk-store-encryption 0.7.0 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 67 packages to latest compatible versions [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.1.0) [INFO] [stderr] Adding wasi v0.11.0+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] 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] 6de8b41fe5cd8c6331af9c024309719dd88a75171a0a775056f528a4a5802f68 [INFO] running `Command { std: "docker" "start" "-a" "6de8b41fe5cd8c6331af9c024309719dd88a75171a0a775056f528a4a5802f68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6de8b41fe5cd8c6331af9c024309719dd88a75171a0a775056f528a4a5802f68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6de8b41fe5cd8c6331af9c024309719dd88a75171a0a775056f528a4a5802f68", kill_on_drop: false }` [INFO] [stdout] 6de8b41fe5cd8c6331af9c024309719dd88a75171a0a775056f528a4a5802f68 [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] 7f6290b3cd7201ce2e5cb62131368385798d4fe0f906426b6cf7cc2d6a4f051b [INFO] running `Command { std: "docker" "start" "-a" "7f6290b3cd7201ce2e5cb62131368385798d4fe0f906426b6cf7cc2d6a4f051b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking cpufeatures v0.2.13 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Compiling serde_json v1.0.127 [INFO] [stderr] Checking constant_time_eq v0.3.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking arrayref v0.3.8 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling blake3 v1.5.4 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rmp v0.8.14 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking inout v0.1.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking universal-hash v0.5.1 [INFO] [stderr] Checking aead v0.5.2 [INFO] [stderr] Checking poly1305 v0.8.0 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking pbkdf2 v0.12.2 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Checking zeroize v1.8.1 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking cipher v0.4.4 [INFO] [stderr] Checking chacha20 v0.9.1 [INFO] [stderr] Checking thiserror v1.0.63 [INFO] [stderr] Checking chacha20poly1305 v0.10.1 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking rmp-serde v1.3.0 [INFO] [stderr] Checking matrix-sdk-store-encryption v0.7.0 (/opt/rustwide/workdir) [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:162:12 [INFO] [stdout] | [INFO] [stdout] 162 | Ok(rmp_serde::to_vec_named(&store_cipher).expect("Can't serialize the store cipher")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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: 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:208:12 [INFO] [stdout] | [INFO] [stdout] 201 | let key = StoreCipher::expand_key(passphrase, &salt, kdf_rounds); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 208 | Ok(rmp_serde::to_vec_named(&store_cipher).expect("Can't serialize the store cipher")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:554:12 [INFO] [stdout] | [INFO] [stdout] 552 | let ret = serde_json::from_slice(&plaintext); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 553 | plaintext.zeroize(); [INFO] [stdout] 554 | Ok(ret?) [INFO] [stdout] | ^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:645:12 [INFO] [stdout] | [INFO] [stdout] 637 | let mut encryption_key = Box::new([0u8; 32]); [INFO] [stdout] | -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 638 | let mut mac_key_seed = Box::new([0u8; 32]); [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 645 | Ok(Self { encryption_key, mac_key_seed }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `matrix-sdk-store-encryption` (lib) due to 5 previous errors [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/lib.rs:162:12 [INFO] [stdout] | [INFO] [stdout] 162 | Ok(rmp_serde::to_vec_named(&store_cipher).expect("Can't serialize the store cipher")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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: 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:208:12 [INFO] [stdout] | [INFO] [stdout] 201 | let key = StoreCipher::expand_key(passphrase, &salt, kdf_rounds); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 208 | Ok(rmp_serde::to_vec_named(&store_cipher).expect("Can't serialize the store cipher")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:554:12 [INFO] [stdout] | [INFO] [stdout] 552 | let ret = serde_json::from_slice(&plaintext); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 553 | plaintext.zeroize(); [INFO] [stdout] 554 | Ok(ret?) [INFO] [stdout] | ^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:645:12 [INFO] [stdout] | [INFO] [stdout] 637 | let mut encryption_key = Box::new([0u8; 32]); [INFO] [stdout] | -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 638 | let mut mac_key_seed = Box::new([0u8; 32]); [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 645 | Ok(Self { encryption_key, mac_key_seed }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `matrix-sdk-store-encryption` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "7f6290b3cd7201ce2e5cb62131368385798d4fe0f906426b6cf7cc2d6a4f051b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f6290b3cd7201ce2e5cb62131368385798d4fe0f906426b6cf7cc2d6a4f051b", kill_on_drop: false }` [INFO] [stdout] 7f6290b3cd7201ce2e5cb62131368385798d4fe0f906426b6cf7cc2d6a4f051b