[INFO] fetching crate rusty_dumb_tools 0.1.15... [INFO] building rusty_dumb_tools-0.1.15 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate rusty_dumb_tools 0.1.15 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate rusty_dumb_tools 0.1.15 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rusty_dumb_tools 0.1.15 [INFO] finished tweaking crates.io crate rusty_dumb_tools 0.1.15 [INFO] tweaked toml for crates.io crate rusty_dumb_tools 0.1.15 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate rusty_dumb_tools 0.1.15 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 11c3de9cdb632c2bda77ce265b0354f7aa522a8e130c47d6aa9408e52c317c04 [INFO] running `Command { std: "docker" "start" "-a" "11c3de9cdb632c2bda77ce265b0354f7aa522a8e130c47d6aa9408e52c317c04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "11c3de9cdb632c2bda77ce265b0354f7aa522a8e130c47d6aa9408e52c317c04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11c3de9cdb632c2bda77ce265b0354f7aa522a8e130c47d6aa9408e52c317c04", kill_on_drop: false }` [INFO] [stdout] 11c3de9cdb632c2bda77ce265b0354f7aa522a8e130c47d6aa9408e52c317c04 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5091cc397937295d625e1faba8f1192dec559ca893b955cf1b97dd509e8e3df0 [INFO] running `Command { std: "docker" "start" "-a" "5091cc397937295d625e1faba8f1192dec559ca893b955cf1b97dd509e8e3df0", kill_on_drop: false }` [INFO] [stderr] Compiling rusty_dumb_tools v0.1.15 (/opt/rustwide/workdir) [INFO] [stdout] error: elided lifetime has a name [INFO] [stdout] --> src/progress.rs:269:31 [INFO] [stdout] | [INFO] [stdout] 266 | impl<'a, T> DumbProgressIndicator<'a, T> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 269 | ) -> DumbProgressIndicator { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/progress.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(elided_named_lifetimes)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: elided lifetime has a name [INFO] [stdout] --> src/progress.rs:275:31 [INFO] [stdout] | [INFO] [stdout] 266 | impl<'a, T> DumbProgressIndicator<'a, T> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 275 | ) -> DumbProgressIndicator { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: elided lifetime has a name [INFO] [stdout] --> src/progress.rs:281:31 [INFO] [stdout] | [INFO] [stdout] 266 | impl<'a, T> DumbProgressIndicator<'a, T> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 281 | ) -> DumbProgressIndicator { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: elided lifetime has a name [INFO] [stdout] --> src/progress.rs:291:31 [INFO] [stdout] | [INFO] [stdout] 266 | impl<'a, T> DumbProgressIndicator<'a, T> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 291 | ) -> DumbProgressIndicator { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: relative drop order changing in Rust 2024 [INFO] [stdout] --> src/ltemp.rs:510:46 [INFO] [stdout] | [INFO] [stdout] 510 | if let Some(map_value) = map_value_fn(mapped_comp.get_map_key()) { [INFO] [stdout] | --------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | this value will be stored in a temporary; let us call it `#1` [INFO] [stdout] | | up until Edition 2021 `#1` is dropped last but will be dropped earlier in Edition 2024 [INFO] [stdout] | `map_value` calls a custom destructor [INFO] [stdout] | `map_value` will be dropped later as of Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 520 | } [INFO] [stdout] | - now the temporary value is dropped here, before the local variables in the block or statement [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/progress.rs:663:13 [INFO] [stdout] | [INFO] [stdout] 663 | SINGLETON.write(RefCell::new(singleton)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[deny(static_mut_refs)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/progress.rs:667:9 [INFO] [stdout] | [INFO] [stdout] 667 | SINGLETON.assume_init_ref() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rusty_dumb_tools` (lib) due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "5091cc397937295d625e1faba8f1192dec559ca893b955cf1b97dd509e8e3df0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5091cc397937295d625e1faba8f1192dec559ca893b955cf1b97dd509e8e3df0", kill_on_drop: false }` [INFO] [stdout] 5091cc397937295d625e1faba8f1192dec559ca893b955cf1b97dd509e8e3df0