[INFO] fetching crate nydus-utils 0.5.1...
[INFO] fixing nydus-utils-0.5.1 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] extracting crate nydus-utils 0.5.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate nydus-utils 0.5.1
[INFO] finished tweaking crates.io crate nydus-utils 0.5.1
[INFO] tweaked toml for crates.io crate nydus-utils 0.5.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nydus-utils 0.5.1 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nydus-utils 0.5.1 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "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/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2435c073f3886afd6e41b68b72a3dfe2f1d053086f38dddb5616b862fd923caa
[INFO] running `Command { std: "docker" "start" "2435c073f3886afd6e41b68b72a3dfe2f1d053086f38dddb5616b862fd923caa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2435c073f3886afd6e41b68b72a3dfe2f1d053086f38dddb5616b862fd923caa" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2435c073f3886afd6e41b68b72a3dfe2f1d053086f38dddb5616b862fd923caa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2435c073f3886afd6e41b68b72a3dfe2f1d053086f38dddb5616b862fd923caa" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=end=2015,2024", kill_on_drop: false }`
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2021 edition to 2024
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling find-msvc-tools v0.1.6
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]     Checking tokio v1.44.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling cc v1.2.51
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking vmm-sys-util v0.15.0
[INFO] [stderr]     Checking xattr v1.4.0
[INFO] [stderr]    Compiling cmake v0.1.57
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking tar v0.4.43
[INFO] [stderr]    Compiling zstd-sys v2.0.13+zstd.1.5.6
[INFO] [stderr]    Compiling lz4-sys v1.11.1+lz4-1.10.0
[INFO] [stderr]    Compiling blake3 v1.5.5
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling libz-sys v1.1.21
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]     Checking zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking nydus-api v0.4.1
[INFO] [stderr]     Checking flate2 v1.0.35
[INFO] [stderr]     Checking lz4 v1.28.1
[INFO] [stderr]     Checking nydus-utils v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed src/mpmc.rs (1 fix)
[INFO] [stderr]        Fixed src/trace.rs (11 fixes)
[INFO] [stdout] warning: cannot explicitly borrow within an implicitly-borrowing pattern in Rust 2024
[INFO] [stdout]    --> src/trace.rs:225:60
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some($crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                                                            ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 276 |                     event_tracer!("event_1", +2);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/match-ergonomics.html>
[INFO] [stdout]     = note: `--force-warn rust-2024-incompatible-pat` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some(&$crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot explicitly borrow within an implicitly-borrowing pattern in Rust 2024
[INFO] [stdout]    --> src/trace.rs:236:68
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some($crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                                                    ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 276 |                     event_tracer!("event_1", +2);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/match-ergonomics.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some(&$crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot explicitly borrow within an implicitly-borrowing pattern in Rust 2024
[INFO] [stdout]    --> src/trace.rs:225:60
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some($crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                                                            ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 277 |                     event_tracer!("event_2", +3);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/match-ergonomics.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some(&$crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot explicitly borrow within an implicitly-borrowing pattern in Rust 2024
[INFO] [stdout]    --> src/trace.rs:236:68
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some($crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                                                    ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 277 |                     event_tracer!("event_2", +3);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/match-ergonomics.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some(&$crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot explicitly borrow within an implicitly-borrowing pattern in Rust 2024
[INFO] [stdout]    --> src/trace.rs:225:60
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some($crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                                                            ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 285 |                     event_tracer!("event_1", +2);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/match-ergonomics.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some(&$crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot explicitly borrow within an implicitly-borrowing pattern in Rust 2024
[INFO] [stdout]    --> src/trace.rs:236:68
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some($crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                                                    ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 285 |                     event_tracer!("event_1", +2);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/match-ergonomics.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some(&$crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot explicitly borrow within an implicitly-borrowing pattern in Rust 2024
[INFO] [stdout]    --> src/trace.rs:225:60
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some($crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                                                            ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 286 |                     event_tracer!("event_2", +3);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/match-ergonomics.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some(&$crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot explicitly borrow within an implicitly-borrowing pattern in Rust 2024
[INFO] [stdout]    --> src/trace.rs:236:68
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some($crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                                                    ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 286 |                     event_tracer!("event_2", +3);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/match-ergonomics.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some(&$crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot explicitly borrow within an implicitly-borrowing pattern in Rust 2024
[INFO] [stdout]    --> src/trace.rs:225:60
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some($crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                                                            ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 294 |                     event_tracer!("event_1", +2);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/match-ergonomics.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some(&$crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot explicitly borrow within an implicitly-borrowing pattern in Rust 2024
[INFO] [stdout]    --> src/trace.rs:236:68
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some($crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                                                    ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 294 |                     event_tracer!("event_1", +2);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/match-ergonomics.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some(&$crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot explicitly borrow within an implicitly-borrowing pattern in Rust 2024
[INFO] [stdout]    --> src/trace.rs:225:60
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some($crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                                                            ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 295 |                     event_tracer!("event_2", +3);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/match-ergonomics.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some(&$crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot explicitly borrow within an implicitly-borrowing pattern in Rust 2024
[INFO] [stdout]    --> src/trace.rs:236:68
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some($crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                                                    ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 295 |                     event_tracer!("event_2", +3);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/match-ergonomics.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some(&$crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/trace.rs:235:44
[INFO] [stdout]     |
[INFO] [stdout] 206 | /         root_tracer!()
[INFO] [stdout] 207 | |             .tracer($crate::trace::TraceClass::Event)
[INFO] [stdout]     | |                                                     -
[INFO] [stdout]     | |                                                     |
[INFO] [stdout]     | |                                                     this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     | |                                                     `#1` will be dropped later as of Edition 2024
[INFO] [stdout]     | |_____________________________________________________this value will be stored in a temporary; let us call it `#3`
[INFO] [stdout]     |                                                       `#3` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 226 |                   t.events.read().unwrap().get($event)
[INFO] [stdout]     |                   ------------------------
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]     |                   `#2` will be dropped later as of Edition 2024
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#4`
[INFO] [stdout]     |                   `#4` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 235 |                   if let Ok(ref mut guard) = t.events.write() {
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              this value will be stored in a temporary; let us call it `#5`
[INFO] [stdout]     |                                              up until Edition 2021 `#5` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 247 |               }
[INFO] [stdout]     |               - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout] ...
[INFO] [stdout] 276 |                       event_tracer!("event_1", +2);
[INFO] [stdout]     |                       ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: `#5` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1128:0
[INFO] [stdout]     = note: `#1` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1118:0
[INFO] [stdout]     = note: `#3` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#4` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1118:0
[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]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: `--force-warn tail-expr-drop-order` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/trace.rs:235:44
[INFO] [stdout]     |
[INFO] [stdout] 206 | /         root_tracer!()
[INFO] [stdout] 207 | |             .tracer($crate::trace::TraceClass::Event)
[INFO] [stdout]     | |                                                     -
[INFO] [stdout]     | |                                                     |
[INFO] [stdout]     | |                                                     this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     | |                                                     `#1` will be dropped later as of Edition 2024
[INFO] [stdout]     | |_____________________________________________________this value will be stored in a temporary; let us call it `#3`
[INFO] [stdout]     |                                                       `#3` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 226 |                   t.events.read().unwrap().get($event)
[INFO] [stdout]     |                   ------------------------
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]     |                   `#2` will be dropped later as of Edition 2024
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#4`
[INFO] [stdout]     |                   `#4` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 235 |                   if let Ok(ref mut guard) = t.events.write() {
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              this value will be stored in a temporary; let us call it `#5`
[INFO] [stdout]     |                                              up until Edition 2021 `#5` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 247 |               }
[INFO] [stdout]     |               - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout] ...
[INFO] [stdout] 277 |                       event_tracer!("event_2", +3);
[INFO] [stdout]     |                       ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: `#5` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1128:0
[INFO] [stdout]     = note: `#1` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1118:0
[INFO] [stdout]     = note: `#3` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#4` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1118:0
[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]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/trace.rs:235:44
[INFO] [stdout]     |
[INFO] [stdout] 206 | /         root_tracer!()
[INFO] [stdout] 207 | |             .tracer($crate::trace::TraceClass::Event)
[INFO] [stdout]     | |                                                     -
[INFO] [stdout]     | |                                                     |
[INFO] [stdout]     | |                                                     this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     | |                                                     `#1` will be dropped later as of Edition 2024
[INFO] [stdout]     | |_____________________________________________________this value will be stored in a temporary; let us call it `#3`
[INFO] [stdout]     |                                                       `#3` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 226 |                   t.events.read().unwrap().get($event)
[INFO] [stdout]     |                   ------------------------
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]     |                   `#2` will be dropped later as of Edition 2024
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#4`
[INFO] [stdout]     |                   `#4` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 235 |                   if let Ok(ref mut guard) = t.events.write() {
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              this value will be stored in a temporary; let us call it `#5`
[INFO] [stdout]     |                                              up until Edition 2021 `#5` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 247 |               }
[INFO] [stdout]     |               - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout] ...
[INFO] [stdout] 285 |                       event_tracer!("event_1", +2);
[INFO] [stdout]     |                       ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: `#5` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1128:0
[INFO] [stdout]     = note: `#1` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1118:0
[INFO] [stdout]     = note: `#3` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#4` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1118:0
[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]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/trace.rs:235:44
[INFO] [stdout]     |
[INFO] [stdout] 206 | /         root_tracer!()
[INFO] [stdout] 207 | |             .tracer($crate::trace::TraceClass::Event)
[INFO] [stdout]     | |                                                     -
[INFO] [stdout]     | |                                                     |
[INFO] [stdout]     | |                                                     this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     | |                                                     `#1` will be dropped later as of Edition 2024
[INFO] [stdout]     | |_____________________________________________________this value will be stored in a temporary; let us call it `#3`
[INFO] [stdout]     |                                                       `#3` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 226 |                   t.events.read().unwrap().get($event)
[INFO] [stdout]     |                   ------------------------
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]     |                   `#2` will be dropped later as of Edition 2024
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#4`
[INFO] [stdout]     |                   `#4` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 235 |                   if let Ok(ref mut guard) = t.events.write() {
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              this value will be stored in a temporary; let us call it `#5`
[INFO] [stdout]     |                                              up until Edition 2021 `#5` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 247 |               }
[INFO] [stdout]     |               - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout] ...
[INFO] [stdout] 286 |                       event_tracer!("event_2", +3);
[INFO] [stdout]     |                       ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: `#5` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1128:0
[INFO] [stdout]     = note: `#1` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1118:0
[INFO] [stdout]     = note: `#3` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#4` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1118:0
[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]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/trace.rs:235:44
[INFO] [stdout]     |
[INFO] [stdout] 206 | /         root_tracer!()
[INFO] [stdout] 207 | |             .tracer($crate::trace::TraceClass::Event)
[INFO] [stdout]     | |                                                     -
[INFO] [stdout]     | |                                                     |
[INFO] [stdout]     | |                                                     this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     | |                                                     `#1` will be dropped later as of Edition 2024
[INFO] [stdout]     | |_____________________________________________________this value will be stored in a temporary; let us call it `#3`
[INFO] [stdout]     |                                                       `#3` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 226 |                   t.events.read().unwrap().get($event)
[INFO] [stdout]     |                   ------------------------
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]     |                   `#2` will be dropped later as of Edition 2024
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#4`
[INFO] [stdout]     |                   `#4` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 235 |                   if let Ok(ref mut guard) = t.events.write() {
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              this value will be stored in a temporary; let us call it `#5`
[INFO] [stdout]     |                                              up until Edition 2021 `#5` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 247 |               }
[INFO] [stdout]     |               - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout] ...
[INFO] [stdout] 294 |                       event_tracer!("event_1", +2);
[INFO] [stdout]     |                       ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: `#5` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1128:0
[INFO] [stdout]     = note: `#1` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1118:0
[INFO] [stdout]     = note: `#3` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#4` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1118:0
[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]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/trace.rs:235:44
[INFO] [stdout]     |
[INFO] [stdout] 206 | /         root_tracer!()
[INFO] [stdout] 207 | |             .tracer($crate::trace::TraceClass::Event)
[INFO] [stdout]     | |                                                     -
[INFO] [stdout]     | |                                                     |
[INFO] [stdout]     | |                                                     this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     | |                                                     `#1` will be dropped later as of Edition 2024
[INFO] [stdout]     | |_____________________________________________________this value will be stored in a temporary; let us call it `#3`
[INFO] [stdout]     |                                                       `#3` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 226 |                   t.events.read().unwrap().get($event)
[INFO] [stdout]     |                   ------------------------
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]     |                   `#2` will be dropped later as of Edition 2024
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#4`
[INFO] [stdout]     |                   `#4` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 235 |                   if let Ok(ref mut guard) = t.events.write() {
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              this value will be stored in a temporary; let us call it `#5`
[INFO] [stdout]     |                                              up until Edition 2021 `#5` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 247 |               }
[INFO] [stdout]     |               - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout] ...
[INFO] [stdout] 295 |                       event_tracer!("event_2", +3);
[INFO] [stdout]     |                       ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: `#5` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1128:0
[INFO] [stdout]     = note: `#1` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1118:0
[INFO] [stdout]     = note: `#3` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#4` invokes this custom destructor
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sync/poison/rwlock.rs:1118:0
[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]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: this warning originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.20s
[INFO] [stderr] crater-edition-check: nydus-utils v0.5.1 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr]     Checking nydus-utils v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> src/trace.rs:225:60
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some($crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                                                            ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 276 |                     event_tracer!("event_1", +2);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some(&$crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> src/trace.rs:236:68
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some($crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                                                    ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 276 |                     event_tracer!("event_1", +2);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some(&$crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> src/trace.rs:225:60
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some($crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                                                            ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 277 |                     event_tracer!("event_2", +3);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some(&$crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> src/trace.rs:236:68
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some($crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                                                    ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 277 |                     event_tracer!("event_2", +3);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some(&$crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> src/trace.rs:225:60
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some($crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                                                            ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 285 |                     event_tracer!("event_1", +2);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some(&$crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> src/trace.rs:236:68
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some($crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                                                    ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 285 |                     event_tracer!("event_1", +2);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some(&$crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> src/trace.rs:225:60
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some($crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                                                            ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 286 |                     event_tracer!("event_2", +3);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some(&$crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> src/trace.rs:236:68
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some($crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                                                    ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 286 |                     event_tracer!("event_2", +3);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some(&$crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> src/trace.rs:225:60
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some($crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                                                            ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 294 |                     event_tracer!("event_1", +2);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some(&$crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> src/trace.rs:236:68
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some($crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                                                    ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 294 |                     event_tracer!("event_1", +2);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some(&$crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> src/trace.rs:225:60
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some($crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                                                            ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 295 |                     event_tracer!("event_2", +3);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 225 |             if let Some(&$crate::trace::TraceEvent::Counter(ref e)) =
[INFO] [stdout]     |                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot explicitly borrow within an implicitly-borrowing pattern
[INFO] [stdout]    --> src/trace.rs:236:68
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some($crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                                                    ^^^^^ occurs within macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 295 |                     event_tracer!("event_2", +3);
[INFO] [stdout]     |                     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/reference/patterns.html#binding-modes>
[INFO] [stdout]     = note: this error originates in the macro `event_tracer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: match on the reference with a reference pattern to avoid implicitly borrowing
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     if let Some(&$crate::trace::TraceEvent::Counter(ref e)) = guard.get($event) {
[INFO] [stdout]     |                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nydus-utils` (lib test) due to 12 previous errors
[INFO] running `Command { std: "docker" "inspect" "2435c073f3886afd6e41b68b72a3dfe2f1d053086f38dddb5616b862fd923caa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2435c073f3886afd6e41b68b72a3dfe2f1d053086f38dddb5616b862fd923caa", kill_on_drop: false }`
[INFO] [stdout] 2435c073f3886afd6e41b68b72a3dfe2f1d053086f38dddb5616b862fd923caa
