[INFO] fetching crate rb-sys-build 0.9.102... [INFO] checking rb-sys-build-0.9.102 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate rb-sys-build 0.9.102 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate rb-sys-build 0.9.102 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rb-sys-build 0.9.102 [INFO] finished tweaking crates.io crate rb-sys-build 0.9.102 [INFO] tweaked toml for crates.io crate rb-sys-build 0.9.102 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 35 packages to latest compatible versions [INFO] [stderr] Adding bindgen v0.69.4 (available: v0.70.1) [INFO] [stderr] Adding itertools v0.12.1 (available: v0.13.0) [INFO] [stderr] Adding rustc-hash v1.1.0 (available: v2.0.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e5d724562ef9106807913f092791e10e5b64bee04b136ed6cff27f041da214f7 [INFO] running `Command { std: "docker" "start" "-a" "e5d724562ef9106807913f092791e10e5b64bee04b136ed6cff27f041da214f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e5d724562ef9106807913f092791e10e5b64bee04b136ed6cff27f041da214f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5d724562ef9106807913f092791e10e5b64bee04b136ed6cff27f041da214f7", kill_on_drop: false }` [INFO] [stdout] e5d724562ef9106807913f092791e10e5b64bee04b136ed6cff27f041da214f7 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 78e80a1500f182a55127ed8ae97af9812d2fdca291003a2e361088081a6ceae9 [INFO] running `Command { std: "docker" "start" "-a" "78e80a1500f182a55127ed8ae97af9812d2fdca291003a2e361088081a6ceae9", kill_on_drop: false }` [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Checking unicode-ident v1.0.13 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Compiling bindgen v0.69.4 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking shlex v1.3.0 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking libloading v0.8.5 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Checking shell-words v1.1.0 [INFO] [stderr] Compiling clang-sys v1.8.1 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Checking cexpr v0.6.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking rb-sys-build v0.9.102 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `std::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bindings.rs:114:21 [INFO] [stdout] | [INFO] [stdout] 108 | let mut cmd = std::process::Command::new("rustfmt"); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 114 | if let Err(e) = cmd.status() { [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: this value of type `std::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bindings.rs:114:21 [INFO] [stdout] | [INFO] [stdout] 108 | let mut cmd = std::process::Command::new("rustfmt"); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 114 | if let Err(e) = cmd.status() { [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] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/utils.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | VALUE.as_ref().unwrap() [INFO] [stdout] | ^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] ::: src/rb_config.rs:75:26 [INFO] [stdout] | [INFO] [stdout] 75 | let output = memoize!(String: { [INFO] [stdout] | __________________________- [INFO] [stdout] 76 | | let ruby = env::var_os("RUBY").unwrap_or_else(|| OsString::from("ruby")); [INFO] [stdout] 77 | | [INFO] [stdout] 78 | | let config = Command::new(ruby) [INFO] [stdout] ... | [INFO] [stdout] 88 | | String::from_utf8(config.stdout).expect("RbConfig value not UTF-8!") [INFO] [stdout] 89 | | }); [INFO] [stdout] | |______________- in this macro invocation [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] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `memoize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rb-sys-build` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/utils.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | VALUE.as_ref().unwrap() [INFO] [stdout] | ^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] ::: src/rb_config.rs:75:26 [INFO] [stdout] | [INFO] [stdout] 75 | let output = memoize!(String: { [INFO] [stdout] | __________________________- [INFO] [stdout] 76 | | let ruby = env::var_os("RUBY").unwrap_or_else(|| OsString::from("ruby")); [INFO] [stdout] 77 | | [INFO] [stdout] 78 | | let config = Command::new(ruby) [INFO] [stdout] ... | [INFO] [stdout] 88 | | String::from_utf8(config.stdout).expect("RbConfig value not UTF-8!") [INFO] [stdout] 89 | | }); [INFO] [stdout] | |______________- in this macro invocation [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] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `memoize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rb-sys-build` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "78e80a1500f182a55127ed8ae97af9812d2fdca291003a2e361088081a6ceae9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78e80a1500f182a55127ed8ae97af9812d2fdca291003a2e361088081a6ceae9", kill_on_drop: false }` [INFO] [stdout] 78e80a1500f182a55127ed8ae97af9812d2fdca291003a2e361088081a6ceae9