[INFO] fetching crate ufmt-utils 0.2.0... [INFO] checking ufmt-utils-0.2.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate ufmt-utils 0.2.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate ufmt-utils 0.2.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ufmt-utils 0.2.0 [INFO] finished tweaking crates.io crate ufmt-utils 0.2.0 [INFO] tweaked toml for crates.io crate ufmt-utils 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 20 packages to latest compatible versions [INFO] [stderr] Adding hash32 v0.2.1 (latest: v0.3.1) [INFO] [stderr] Adding heapless v0.7.17 (latest: v0.8.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.76) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ufmt-macros v0.3.0 [INFO] [stderr] Downloaded ufmt-write v0.1.0 [INFO] [stderr] Downloaded ufmt v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c2d8880811ed96fcc68e936c7a29243af07b02fbab23e27d8d47ddf7684afdc8 [INFO] running `Command { std: "docker" "start" "-a" "c2d8880811ed96fcc68e936c7a29243af07b02fbab23e27d8d47ddf7684afdc8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c2d8880811ed96fcc68e936c7a29243af07b02fbab23e27d8d47ddf7684afdc8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2d8880811ed96fcc68e936c7a29243af07b02fbab23e27d8d47ddf7684afdc8", kill_on_drop: false }` [INFO] [stdout] c2d8880811ed96fcc68e936c7a29243af07b02fbab23e27d8d47ddf7684afdc8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7998d4e1d5c17c5ccee917c0c79c722f8fffa565c773aecbe45a71660d35cfa6 [INFO] running `Command { std: "docker" "start" "-a" "7998d4e1d5c17c5ccee917c0c79c722f8fffa565c773aecbe45a71660d35cfa6", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking ufmt-write v0.1.0 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Compiling heapless v0.7.17 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking ufmt-utils v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling ufmt-macros v0.3.0 [INFO] [stderr] Checking ufmt v0.2.0 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.61s [INFO] running `Command { std: "docker" "inspect" "7998d4e1d5c17c5ccee917c0c79c722f8fffa565c773aecbe45a71660d35cfa6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7998d4e1d5c17c5ccee917c0c79c722f8fffa565c773aecbe45a71660d35cfa6", kill_on_drop: false }` [INFO] [stdout] 7998d4e1d5c17c5ccee917c0c79c722f8fffa565c773aecbe45a71660d35cfa6 [INFO] checking ufmt-utils-0.2.0 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate ufmt-utils 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate ufmt-utils 0.2.0 on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ufmt-utils 0.2.0 [INFO] finished tweaking crates.io crate ufmt-utils 0.2.0 [INFO] tweaked toml for crates.io crate ufmt-utils 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 20 packages to latest compatible versions [INFO] [stderr] Adding hash32 v0.2.1 (latest: v0.3.1) [INFO] [stderr] Adding heapless v0.7.17 (latest: v0.8.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.76) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 74dbf1bb08289bf5c92e1d8dfd028ed6f07da446a93738392ecc70930f256714 [INFO] running `Command { std: "docker" "start" "-a" "74dbf1bb08289bf5c92e1d8dfd028ed6f07da446a93738392ecc70930f256714", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "74dbf1bb08289bf5c92e1d8dfd028ed6f07da446a93738392ecc70930f256714", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74dbf1bb08289bf5c92e1d8dfd028ed6f07da446a93738392ecc70930f256714", kill_on_drop: false }` [INFO] [stdout] 74dbf1bb08289bf5c92e1d8dfd028ed6f07da446a93738392ecc70930f256714 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df69774da87c52aa71d7a1b9e968a453e256c28657e1398c75278340532c4093 [INFO] running `Command { std: "docker" "start" "-a" "df69774da87c52aa71d7a1b9e968a453e256c28657e1398c75278340532c4093", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking ufmt-write v0.1.0 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Compiling heapless v0.7.17 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking ufmt-utils v0.2.0 (/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:78:21 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn new(writer: W) -> Self { [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 77 | Self { [INFO] [stdout] 78 | buffer: String::new(), [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 `ufmt-utils` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "df69774da87c52aa71d7a1b9e968a453e256c28657e1398c75278340532c4093", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df69774da87c52aa71d7a1b9e968a453e256c28657e1398c75278340532c4093", kill_on_drop: false }` [INFO] [stdout] df69774da87c52aa71d7a1b9e968a453e256c28657e1398c75278340532c4093