[INFO] fetching crate rea-rs 0.1.31... [INFO] checking rea-rs-0.1.31 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate rea-rs 0.1.31 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate rea-rs 0.1.31 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 rea-rs 0.1.31 [INFO] finished tweaking crates.io crate rea-rs 0.1.31 [INFO] tweaked toml for crates.io crate rea-rs 0.1.31 written to /workspace/builds/worker-2-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] Updating crates.io index [INFO] [stderr] Locking 98 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding convert_case v0.4.0 (available: v0.6.0) [INFO] [stderr] Adding darling v0.10.2 (available: v0.20.10) [INFO] [stderr] Adding darling_core v0.10.2 (available: v0.20.10) [INFO] [stderr] Adding darling_macro v0.10.2 (available: v0.20.10) [INFO] [stderr] Adding derive_more v0.99.18 (available: v1.0.0) [INFO] [stderr] Adding env_logger v0.10.2 (available: v0.11.5) [INFO] [stderr] Adding int-enum v0.5.0 (available: v1.1.2) [INFO] [stderr] Adding iter-read v0.3.1 (available: v1.1.0) [INFO] [stderr] Adding libloading v0.7.4 (available: v0.8.5) [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 proc-macro-crate v1.3.1 (available: v3.2.0) [INFO] [stderr] Adding radium v0.7.0 (available: v1.1.0) [INFO] [stderr] Adding strsim v0.9.3 (available: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.77) [INFO] [stderr] Adding toml_edit v0.19.15 (available: v0.22.22) [INFO] [stderr] Adding vst v0.3.0 (available: v0.4.0) [INFO] [stderr] Adding windows-core v0.52.0 (available: v0.58.0) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [INFO] [stderr] Adding winnow v0.5.40 (available: v0.6.20) [INFO] [stderr] Adding wyz v0.5.1 (available: v0.6.1) [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] [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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 381d866a56928d6f311d95c3ad66182221e11922ab525bd018401ad3a4d46b15 [INFO] running `Command { std: "docker" "start" "-a" "381d866a56928d6f311d95c3ad66182221e11922ab525bd018401ad3a4d46b15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "381d866a56928d6f311d95c3ad66182221e11922ab525bd018401ad3a4d46b15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "381d866a56928d6f311d95c3ad66182221e11922ab525bd018401ad3a4d46b15", kill_on_drop: false }` [INFO] [stdout] 381d866a56928d6f311d95c3ad66182221e11922ab525bd018401ad3a4d46b15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e864ca3979e6401b4fee9081df06a1bc79c2a4f7a634b97354e53a8fb235839f [INFO] running `Command { std: "docker" "start" "-a" "e864ca3979e6401b4fee9081df06a1bc79c2a4f7a634b97354e53a8fb235839f", kill_on_drop: false }` [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Compiling rea-rs-low v0.1.31 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Checking libloading v0.7.4 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking iter-read v0.3.1 [INFO] [stderr] Checking c_str_macro v1.0.3 [INFO] [stderr] Checking downcast-rs v1.2.1 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling rea-rs-macros v0.1.31 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking rmp v0.8.14 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking rmp-serde v1.3.0 [INFO] [stderr] Checking serde-pickle v1.1.1 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Checking env_logger v0.10.2 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling num_enum_derive v0.5.11 [INFO] [stderr] Compiling int-enum-impl v0.5.0 [INFO] [stderr] Checking int-enum v0.5.0 [INFO] [stderr] Checking num_enum v0.5.11 [INFO] [stderr] Checking vst v0.3.0 [INFO] [stderr] Checking rea-rs v0.1.31 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/track.rs:67:56 [INFO] [stdout] | [INFO] [stdout] 59 | impl<'a, T: ProbablyMutable> FXParent<'a, TrackFX<'a, Immutable>> [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 67 | fn get_fx(&'a self, index: usize) -> Option> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/send.rs:203:44 [INFO] [stdout] | [INFO] [stdout] 133 | pub trait GenericSend<'a, T: ProbablyMutable + 'a>: SendIntType { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 203 | fn dest_track(&'a self) -> Option> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/send.rs:222:46 [INFO] [stdout] | [INFO] [stdout] 133 | pub trait GenericSend<'a, T: ProbablyMutable + 'a>: SendIntType { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 222 | fn source_track(&'a self) -> Option> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/send.rs:247:25 [INFO] [stdout] | [INFO] [stdout] 133 | pub trait GenericSend<'a, T: ProbablyMutable + 'a>: SendIntType { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 247 | ) -> Option, T>> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/send.rs:247:31 [INFO] [stdout] | [INFO] [stdout] 133 | pub trait GenericSend<'a, T: ProbablyMutable + 'a>: SendIntType { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 247 | ) -> Option, T>> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/fx.rs:93:52 [INFO] [stdout] | [INFO] [stdout] 68 | impl<'a, T: ProbablyMutable> TrackFX<'a, T> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 93 | pub fn iter_params(&'a self) -> FXParamIterator, Self> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/fx.rs:753:52 [INFO] [stdout] | [INFO] [stdout] 731 | impl<'a, T: ProbablyMutable> TakeFX<'a, T> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 753 | pub fn iter_params(&'a self) -> FXParamIterator, Self> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/midi_editor.rs:42:60 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn item<'a>(&'a self, project: &'a Project) -> Item { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/midi_editor.rs:45:68 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn item_mut<'a>(&'a mut self, project: &'a Project) -> Item { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/track.rs:67:56 [INFO] [stdout] | [INFO] [stdout] 59 | impl<'a, T: ProbablyMutable> FXParent<'a, TrackFX<'a, Immutable>> [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 67 | fn get_fx(&'a self, index: usize) -> Option> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/send.rs:203:44 [INFO] [stdout] | [INFO] [stdout] 133 | pub trait GenericSend<'a, T: ProbablyMutable + 'a>: SendIntType { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 203 | fn dest_track(&'a self) -> Option> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/send.rs:222:46 [INFO] [stdout] | [INFO] [stdout] 133 | pub trait GenericSend<'a, T: ProbablyMutable + 'a>: SendIntType { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 222 | fn source_track(&'a self) -> Option> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/send.rs:247:25 [INFO] [stdout] | [INFO] [stdout] 133 | pub trait GenericSend<'a, T: ProbablyMutable + 'a>: SendIntType { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 247 | ) -> Option, T>> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/send.rs:247:31 [INFO] [stdout] | [INFO] [stdout] 133 | pub trait GenericSend<'a, T: ProbablyMutable + 'a>: SendIntType { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 247 | ) -> Option, T>> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/fx.rs:93:52 [INFO] [stdout] | [INFO] [stdout] 68 | impl<'a, T: ProbablyMutable> TrackFX<'a, T> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 93 | pub fn iter_params(&'a self) -> FXParamIterator, Self> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/fx.rs:753:52 [INFO] [stdout] | [INFO] [stdout] 731 | impl<'a, T: ProbablyMutable> TakeFX<'a, T> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 753 | pub fn iter_params(&'a self) -> FXParamIterator, Self> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/midi_editor.rs:42:60 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn item<'a>(&'a self, project: &'a Project) -> Item { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/midi_editor.rs:45:68 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn item_mut<'a>(&'a mut self, project: &'a Project) -> Item { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/reaper.rs:128:18 [INFO] [stdout] | [INFO] [stdout] 128 | unsafe { INSTANCE.is_some() } [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] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/reaper.rs:140:13 [INFO] [stdout] | [INFO] [stdout] 140 | / INSTANCE [INFO] [stdout] 141 | | .as_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] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/reaper.rs:147:13 [INFO] [stdout] | [INFO] [stdout] 147 | / INSTANCE [INFO] [stdout] 148 | | .as_mut() [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.rs:128:18 [INFO] [stdout] | [INFO] [stdout] 128 | unsafe { INSTANCE.is_some() } [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] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/reaper.rs:140:13 [INFO] [stdout] | [INFO] [stdout] 140 | / INSTANCE [INFO] [stdout] 141 | | .as_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] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/reaper.rs:147:13 [INFO] [stdout] | [INFO] [stdout] 147 | / INSTANCE [INFO] [stdout] 148 | | .as_mut() [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: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.73s [INFO] running `Command { std: "docker" "inspect" "e864ca3979e6401b4fee9081df06a1bc79c2a4f7a634b97354e53a8fb235839f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e864ca3979e6401b4fee9081df06a1bc79c2a4f7a634b97354e53a8fb235839f", kill_on_drop: false }` [INFO] [stdout] e864ca3979e6401b4fee9081df06a1bc79c2a4f7a634b97354e53a8fb235839f