[INFO] fetching crate rea-rs-low 0.1.31... [INFO] checking rea-rs-low-0.1.31 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate rea-rs-low 0.1.31 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate rea-rs-low 0.1.31 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rea-rs-low 0.1.31 [INFO] finished tweaking crates.io crate rea-rs-low 0.1.31 [INFO] tweaked toml for crates.io crate rea-rs-low 0.1.31 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 111 packages to latest compatible versions [INFO] [stderr] Adding bindgen v0.52.0 (available: v0.70.1) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding cexpr v0.3.6 (available: v0.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (available: v1.0.0) [INFO] [stderr] Adding clang-sys v0.28.1 (available: v1.8.1) [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.18) [INFO] [stderr] Adding convert_case v0.4.0 (available: v0.6.0) [INFO] [stderr] Adding derive_more v0.99.18 (available: v1.0.0) [INFO] [stderr] Adding env_logger v0.7.1 (available: v0.11.5) [INFO] [stderr] Adding getrandom v0.1.16 (available: v0.2.15) [INFO] [stderr] Adding hermit-abi v0.1.19 (available: v0.4.0) [INFO] [stderr] Adding humantime v1.3.0 (available: v2.1.0) [INFO] [stderr] Adding idna v0.5.0 (available: v1.0.2) [INFO] [stderr] Adding libloading v0.5.2 (available: v0.8.5) [INFO] [stderr] Adding libloading v0.7.4 (available: v0.8.5) [INFO] [stderr] Adding nom v4.2.3 (available: v7.1.3) [INFO] [stderr] Adding num_enum v0.5.11 (available: v0.7.3) [INFO] [stderr] Adding num_enum_derive v0.5.11 (available: v0.7.3) [INFO] [stderr] Adding peeking_take_while v0.1.2 (available: v1.0.0) [INFO] [stderr] Adding phf v0.8.0 (available: v0.11.2) [INFO] [stderr] Adding phf_generator v0.8.0 (available: v0.11.2) [INFO] [stderr] Adding phf_macros v0.8.0 (available: v0.11.2) [INFO] [stderr] Adding phf_shared v0.8.0 (available: v0.11.2) [INFO] [stderr] Adding prettyplease v0.1.25 (available: v0.2.22) [INFO] [stderr] Adding proc-macro-crate v1.3.1 (available: v3.2.0) [INFO] [stderr] Adding pulldown-cmark v0.9.6 (available: v0.12.1) [INFO] [stderr] Adding quick-error v1.2.3 (available: v2.0.1) [INFO] [stderr] Adding rand v0.7.3 (available: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (available: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (available: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (available: v0.3.2) [INFO] [stderr] Adding rand_pcg v0.2.1 (available: v0.3.1) [INFO] [stderr] Adding rustc-hash v1.1.0 (available: v2.0.0) [INFO] [stderr] Adding shlex v0.1.1 (available: v1.3.0) [INFO] [stderr] Adding siphasher v0.3.11 (available: v1.0.1) [INFO] [stderr] Adding strsim v0.8.0 (available: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding textwrap v0.11.0 (available: v0.16.1) [INFO] [stderr] Adding toml v0.7.8 (available: v0.8.19) [INFO] [stderr] Adding toml_edit v0.19.15 (available: v0.22.22) [INFO] [stderr] Adding unicode-width v0.1.14 (available: v0.2.0) [INFO] [stderr] Adding version_check v0.1.5 (available: v0.9.5) [INFO] [stderr] Adding vst v0.3.0 (available: v0.4.0) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding which v3.1.1 (available: v6.0.3) [INFO] [stderr] Adding winnow v0.5.40 (available: v0.6.20) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 69c1c31db65b68046b56bf03e2143cb2e1b51303c255cc536402d1835639da33 [INFO] running `Command { std: "docker" "start" "-a" "69c1c31db65b68046b56bf03e2143cb2e1b51303c255cc536402d1835639da33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "69c1c31db65b68046b56bf03e2143cb2e1b51303c255cc536402d1835639da33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69c1c31db65b68046b56bf03e2143cb2e1b51303c255cc536402d1835639da33", kill_on_drop: false }` [INFO] [stdout] 69c1c31db65b68046b56bf03e2143cb2e1b51303c255cc536402d1835639da33 [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 614cc85ffc86c40d370f83ea30fd80238db57ef111c15e8fe639dc1b9c228570 [INFO] running `Command { std: "docker" "start" "-a" "614cc85ffc86c40d370f83ea30fd80238db57ef111c15e8fe639dc1b9c228570", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Checking unicode-ident v1.0.13 [INFO] [stderr] Compiling pulldown-cmark v0.9.6 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Checking libloading v0.7.4 [INFO] [stderr] Compiling rea-rs-low v0.1.31 (/opt/rustwide/workdir) [INFO] [stderr] Checking c_str_macro v1.0.3 [INFO] [stderr] Checking downcast-rs v1.2.1 [INFO] [stderr] Compiling indexmap v2.5.0 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v2.0.79 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking serde_spanned v0.6.8 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking toml_edit v0.19.15 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking toml v0.7.8 [INFO] [stderr] Checking version-sync v0.9.5 [INFO] [stderr] Compiling derive_more v0.99.18 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling num_enum_derive v0.5.11 [INFO] [stderr] Checking num_enum v0.5.11 [INFO] [stderr] Checking vst v0.3.0 [INFO] [stdout] warning: unused import: `reaper_impl::*` [INFO] [stdout] --> src/lib.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | pub use reaper_impl::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `midi::*` [INFO] [stdout] --> src/lib.rs:101:9 [INFO] [stdout] | [INFO] [stdout] 101 | pub use midi::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `reaper_impl::*` [INFO] [stdout] --> src/lib.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | pub use reaper_impl::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `midi::*` [INFO] [stdout] --> src/lib.rs:101:9 [INFO] [stdout] | [INFO] [stdout] 101 | pub use midi::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/util.rs:78:14 [INFO] [stdout] | [INFO] [stdout] 78 | for f in PLUGIN_DESTROY_HOOKS.drain(..) { [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: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/util.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 94 | PLUGIN_DESTROY_HOOKS.push(f); [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] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/reaper_impl.rs:37:13 [INFO] [stdout] | [INFO] [stdout] 37 | INSTANCE.as_ref().expect( [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] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/swell_impl.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | INSTANCE.as_ref().expect( [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] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/util.rs:78:14 [INFO] [stdout] | [INFO] [stdout] 78 | for f in PLUGIN_DESTROY_HOOKS.drain(..) { [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: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/util.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 94 | PLUGIN_DESTROY_HOOKS.push(f); [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] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/reaper_impl.rs:37:13 [INFO] [stdout] | [INFO] [stdout] 37 | INSTANCE.as_ref().expect( [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] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/swell_impl.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | INSTANCE.as_ref().expect( [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] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.96s [INFO] running `Command { std: "docker" "inspect" "614cc85ffc86c40d370f83ea30fd80238db57ef111c15e8fe639dc1b9c228570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "614cc85ffc86c40d370f83ea30fd80238db57ef111c15e8fe639dc1b9c228570", kill_on_drop: false }` [INFO] [stdout] 614cc85ffc86c40d370f83ea30fd80238db57ef111c15e8fe639dc1b9c228570