[INFO] fetching crate ser-io 0.3.0... [INFO] checking ser-io-0.3.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate ser-io 0.3.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate ser-io 0.3.0 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 ser-io 0.3.0 [INFO] finished tweaking crates.io crate ser-io 0.3.0 [INFO] tweaked toml for crates.io crate ser-io 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate ser-io 0.3.0 already has a lockfile, it will not be regenerated [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 67d5ba743d5fd878166966cb162546a32e7531ad15503d0840552d034738e5c2 [INFO] running `Command { std: "docker" "start" "-a" "67d5ba743d5fd878166966cb162546a32e7531ad15503d0840552d034738e5c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "67d5ba743d5fd878166966cb162546a32e7531ad15503d0840552d034738e5c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67d5ba743d5fd878166966cb162546a32e7531ad15503d0840552d034738e5c2", kill_on_drop: false }` [INFO] [stdout] 67d5ba743d5fd878166966cb162546a32e7531ad15503d0840552d034738e5c2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d2ccf3ec6b57406f93201b213bca31ee458f6018ba7ceb3971d098cb49ddf2ea [INFO] running `Command { std: "docker" "start" "-a" "d2ccf3ec6b57406f93201b213bca31ee458f6018ba7ceb3971d098cb49ddf2ea", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling unicode-segmentation v1.11.0 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking memmap2 v0.6.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking ser-io v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.95s [INFO] running `Command { std: "docker" "inspect" "d2ccf3ec6b57406f93201b213bca31ee458f6018ba7ceb3971d098cb49ddf2ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2ccf3ec6b57406f93201b213bca31ee458f6018ba7ceb3971d098cb49ddf2ea", kill_on_drop: false }` [INFO] [stdout] d2ccf3ec6b57406f93201b213bca31ee458f6018ba7ceb3971d098cb49ddf2ea [INFO] checking ser-io-0.3.0 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate ser-io 0.3.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate ser-io 0.3.0 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 ser-io 0.3.0 [INFO] finished tweaking crates.io crate ser-io 0.3.0 [INFO] tweaked toml for crates.io crate ser-io 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate ser-io 0.3.0 already has a lockfile, it will not be regenerated [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-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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a703741c6d69f12d0912b6ea3e34b010c35ee7260c0a431c043b5e1e05ce51a6 [INFO] running `Command { std: "docker" "start" "-a" "a703741c6d69f12d0912b6ea3e34b010c35ee7260c0a431c043b5e1e05ce51a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a703741c6d69f12d0912b6ea3e34b010c35ee7260c0a431c043b5e1e05ce51a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a703741c6d69f12d0912b6ea3e34b010c35ee7260c0a431c043b5e1e05ce51a6", kill_on_drop: false }` [INFO] [stdout] a703741c6d69f12d0912b6ea3e34b010c35ee7260c0a431c043b5e1e05ce51a6 [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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d38130e2eadeaa319500df62bd9f8bfce3d36b43ef2efff9ea8c627d7ba3a371 [INFO] running `Command { std: "docker" "start" "-a" "d38130e2eadeaa319500df62bd9f8bfce3d36b43ef2efff9ea8c627d7ba3a371", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling unicode-segmentation v1.11.0 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking memmap2 v0.6.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking ser-io v0.3.0 (/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:186:12 [INFO] [stdout] | [INFO] [stdout] 97 | let file = File::open(&filename)?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 107 | let mmap = unsafe { MmapOptions::new().map(&file)? }; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 186 | Ok(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 187 | | mmap, [INFO] [stdout] 188 | | header, [INFO] [stdout] 189 | | timestamps, [INFO] [stdout] 190 | | }) [INFO] [stdout] | | ^ [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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 `ser-io` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d38130e2eadeaa319500df62bd9f8bfce3d36b43ef2efff9ea8c627d7ba3a371", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d38130e2eadeaa319500df62bd9f8bfce3d36b43ef2efff9ea8c627d7ba3a371", kill_on_drop: false }` [INFO] [stdout] d38130e2eadeaa319500df62bd9f8bfce3d36b43ef2efff9ea8c627d7ba3a371