[INFO] cloning repository https://github.com/open-rust/macro-log [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/open-rust/macro-log" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopen-rust%2Fmacro-log", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopen-rust%2Fmacro-log'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 84aef338c2d6a27382a75706dae7b5125852fca2 [INFO] checking open-rust/macro-log against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopen-rust%2Fmacro-log" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/open-rust/macro-log 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 git repo https://github.com/open-rust/macro-log [INFO] finished tweaking git repo https://github.com/open-rust/macro-log [INFO] tweaked toml for git repo https://github.com/open-rust/macro-log written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/open-rust/macro-log 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] b63c644af9e41d0481a1dd9f41212311c978888c6642c984baa972ccb1a9bfab [INFO] running `Command { std: "docker" "start" "-a" "b63c644af9e41d0481a1dd9f41212311c978888c6642c984baa972ccb1a9bfab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b63c644af9e41d0481a1dd9f41212311c978888c6642c984baa972ccb1a9bfab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b63c644af9e41d0481a1dd9f41212311c978888c6642c984baa972ccb1a9bfab", kill_on_drop: false }` [INFO] [stdout] b63c644af9e41d0481a1dd9f41212311c978888c6642c984baa972ccb1a9bfab [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] 2b86232c7cbd58abdffe95447055ce000ad51c2b6488f968136a94ae6407035c [INFO] running `Command { std: "docker" "start" "-a" "2b86232c7cbd58abdffe95447055ce000ad51c2b6488f968136a94ae6407035c", kill_on_drop: false }` [INFO] [stderr] Checking iana-time-zone v0.1.57 [INFO] [stderr] Checking unicode-ident v1.0.11 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking proc-macro2 v1.0.66 [INFO] [stderr] Compiling syn v2.0.28 [INFO] [stderr] Checking chrono v0.4.26 [INFO] [stderr] Checking macro-log-macros v0.3.0 (/opt/rustwide/workdir/macro-log-macros) [INFO] [stderr] Checking macro-log v0.3.0 (/opt/rustwide/workdir/macro-log) [INFO] [stderr] Checking app v0.3.0 (/opt/rustwide/workdir/app) [INFO] [stdout] visit dir: "app/src/" [INFO] [stdout] file => main.rs [INFO] [stdout] wrokspace: /opt/rustwide/workdir/app/src [INFO] [stdout] warning: `extern` fn uses type `(i8, i8)`, which is not FFI-safe [INFO] [stdout] --> app/src/main.rs:27:54 [INFO] [stdout] | [INFO] [stdout] 27 | pub extern "C" fn test<'a, T>(value: &'a T, another: (i8, i8), arg: Arg, ) -> &'a T [INFO] [stdout] | ^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider using a struct instead [INFO] [stdout] = note: tuples have unspecified layout [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `(i8, i8)`, which is not FFI-safe [INFO] [stdout] --> app/src/main.rs:27:54 [INFO] [stdout] | [INFO] [stdout] 27 | pub extern "C" fn test<'a, T>(value: &'a T, another: (i8, i8), arg: Arg, ) -> &'a T [INFO] [stdout] | ^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider using a struct instead [INFO] [stdout] = note: tuples have unspecified layout [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Arg`, which is not FFI-safe [INFO] [stdout] --> app/src/main.rs:27:69 [INFO] [stdout] | [INFO] [stdout] 27 | pub extern "C" fn test<'a, T>(value: &'a T, another: (i8, i8), arg: Arg, ) -> &'a T [INFO] [stdout] | ^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> app/src/main.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Arg { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Arg`, which is not FFI-safe [INFO] [stdout] --> app/src/main.rs:27:69 [INFO] [stdout] | [INFO] [stdout] 27 | pub extern "C" fn test<'a, T>(value: &'a T, another: (i8, i8), arg: Arg, ) -> &'a T [INFO] [stdout] | ^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> app/src/main.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Arg { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.07s [INFO] running `Command { std: "docker" "inspect" "2b86232c7cbd58abdffe95447055ce000ad51c2b6488f968136a94ae6407035c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b86232c7cbd58abdffe95447055ce000ad51c2b6488f968136a94ae6407035c", kill_on_drop: false }` [INFO] [stdout] 2b86232c7cbd58abdffe95447055ce000ad51c2b6488f968136a94ae6407035c [INFO] checking open-rust/macro-log against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopen-rust%2Fmacro-log" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/open-rust/macro-log 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 git repo https://github.com/open-rust/macro-log [INFO] finished tweaking git repo https://github.com/open-rust/macro-log [INFO] tweaked toml for git repo https://github.com/open-rust/macro-log written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/open-rust/macro-log 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] c76b2d6f3a55d6eb33da95b080a91a3f72ad47bb97bdedea541afa019b0fab8a [INFO] running `Command { std: "docker" "start" "-a" "c76b2d6f3a55d6eb33da95b080a91a3f72ad47bb97bdedea541afa019b0fab8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c76b2d6f3a55d6eb33da95b080a91a3f72ad47bb97bdedea541afa019b0fab8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c76b2d6f3a55d6eb33da95b080a91a3f72ad47bb97bdedea541afa019b0fab8a", kill_on_drop: false }` [INFO] [stdout] c76b2d6f3a55d6eb33da95b080a91a3f72ad47bb97bdedea541afa019b0fab8a [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] d06a72a4e27e6b978d7e3056905a336ae3143191ca02859dad3cea63d2923f6c [INFO] running `Command { std: "docker" "start" "-a" "d06a72a4e27e6b978d7e3056905a336ae3143191ca02859dad3cea63d2923f6c", kill_on_drop: false }` [INFO] [stderr] Checking iana-time-zone v0.1.57 [INFO] [stderr] Checking unicode-ident v1.0.11 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking proc-macro2 v1.0.66 [INFO] [stderr] Compiling syn v2.0.28 [INFO] [stderr] Checking chrono v0.4.26 [INFO] [stderr] Checking macro-log-macros v0.3.0 (/opt/rustwide/workdir/macro-log-macros) [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] --> macro-log-macros/src/lib.rs:88:5 [INFO] [stdout] | [INFO] [stdout] 87 | fn parse_attrs(attrs: Vec) -> proc_macro2::TokenStream { [INFO] [stdout] | --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 88 | / attrs [INFO] [stdout] 89 | | .iter() [INFO] [stdout] 90 | | .map(|attr| attr.to_token_stream().to_string()) [INFO] [stdout] 91 | | .collect::>().join(" ") [INFO] [stdout] 92 | | .parse().unwrap() [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> macro-log-macros/src/lib.rs:88:5 [INFO] [stdout] | [INFO] [stdout] 87 | fn parse_attrs(attrs: Vec) -> proc_macro2::TokenStream { [INFO] [stdout] | --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 88 | / attrs [INFO] [stdout] 89 | | .iter() [INFO] [stdout] 90 | | .map(|attr| attr.to_token_stream().to_string()) [INFO] [stdout] 91 | | .collect::>().join(" ") [INFO] [stdout] 92 | | .parse().unwrap() [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> macro-log-macros/src/lib.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | .map(|attr| attr.to_token_stream().to_string()) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> macro-log-macros/src/lib.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | .map(|attr| attr.to_token_stream().to_string()) [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `macro-log-macros` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `macro-log-macros` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "d06a72a4e27e6b978d7e3056905a336ae3143191ca02859dad3cea63d2923f6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d06a72a4e27e6b978d7e3056905a336ae3143191ca02859dad3cea63d2923f6c", kill_on_drop: false }` [INFO] [stdout] d06a72a4e27e6b978d7e3056905a336ae3143191ca02859dad3cea63d2923f6c