[INFO] fetching crate kvfmt 0.1.5...
[INFO] checking kvfmt-0.1.5 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate kvfmt 0.1.5 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate kvfmt 0.1.5
[INFO] finished tweaking crates.io crate kvfmt 0.1.5
[INFO] tweaked toml for crates.io crate kvfmt 0.1.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kvfmt 0.1.5 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kvfmt 0.1.5 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42e522c9f6732bb704f8d898628eda5c9bd724c4ca5e1c46f6664508c97845df
[INFO] running `Command { std: "docker" "start" "-a" "42e522c9f6732bb704f8d898628eda5c9bd724c4ca5e1c46f6664508c97845df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42e522c9f6732bb704f8d898628eda5c9bd724c4ca5e1c46f6664508c97845df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e522c9f6732bb704f8d898628eda5c9bd724c4ca5e1c46f6664508c97845df", kill_on_drop: false }`
[INFO] [stdout] 42e522c9f6732bb704f8d898628eda5c9bd724c4ca5e1c46f6664508c97845df
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa91c2b3068b1d9e758bde47173fe25474658b0583ba7261635eb4bc5ef04d3f
[INFO] running `Command { std: "docker" "start" "-a" "fa91c2b3068b1d9e758bde47173fe25474658b0583ba7261635eb4bc5ef04d3f", kill_on_drop: false }`
[INFO] [stderr]     Checking kvfmt v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:29:63
[INFO] [stdout]    |
[INFO] [stdout] 29 |         std::fmt::format($crate::kvfmt_inner!([""] [] $($t)*));
[INFO] [stdout]    |                                                               ^
[INFO] [stdout] ...
[INFO] [stdout] 39 |         assert!(!kvfmt!(?hi, ?hi).is_empty());
[INFO] [stdout]    |                  ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: `#[deny(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]    = note: this error originates in the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:10:99
[INFO] [stdout]    |
[INFO] [stdout] 10 |         $crate::kvfmt_inner!([concat!(stringify!($name), "={:?}")] [$( $args )* $name] $($($t)*)?);
[INFO] [stdout]    |                                                                                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 39 |         assert!(!kvfmt!(?hi, ?hi).is_empty());
[INFO] [stdout]    |                  ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `$crate::kvfmt_inner` which comes from the expansion of the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:18:111
[INFO] [stdout]    |
[INFO] [stdout] 18 |         $crate::kvfmt_inner!([concat!($fmt, " ", stringify!($name), "={:?}")] [$( $args )*, $name] $($($t)*)?);
[INFO] [stdout]    |                                                                                                               ^
[INFO] [stdout] ...
[INFO] [stdout] 39 |         assert!(!kvfmt!(?hi, ?hi).is_empty());
[INFO] [stdout]    |                  ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `$crate::kvfmt_inner` which comes from the expansion of the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:29:63
[INFO] [stdout]    |
[INFO] [stdout] 29 |         std::fmt::format($crate::kvfmt_inner!([""] [] $($t)*));
[INFO] [stdout]    |                                                               ^
[INFO] [stdout] ...
[INFO] [stdout] 40 |         assert!(!kvfmt!(hi, hi).is_empty());
[INFO] [stdout]    |                  -------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:13:98
[INFO] [stdout]    |
[INFO] [stdout] 13 |         $crate::kvfmt_inner!([concat!(stringify!($name), "={}")] [$( $args )* $name ] $($($t)*)?);
[INFO] [stdout]    |                                                                                                  ^
[INFO] [stdout] ...
[INFO] [stdout] 40 |         assert!(!kvfmt!(hi, hi).is_empty());
[INFO] [stdout]    |                  -------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `$crate::kvfmt_inner` which comes from the expansion of the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:21:110
[INFO] [stdout]    |
[INFO] [stdout] 21 |         $crate::kvfmt_inner!([concat!($fmt, " ", stringify!($name), "={}")] [$( $args )*, $name ] $($($t)*)?);
[INFO] [stdout]    |                                                                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 40 |         assert!(!kvfmt!(hi, hi).is_empty());
[INFO] [stdout]    |                  -------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `$crate::kvfmt_inner` which comes from the expansion of the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:29:63
[INFO] [stdout]    |
[INFO] [stdout] 29 |         std::fmt::format($crate::kvfmt_inner!([""] [] $($t)*));
[INFO] [stdout]    |                                                               ^
[INFO] [stdout] ...
[INFO] [stdout] 41 |         assert!(!kvfmt!(?hi, hi).is_empty());
[INFO] [stdout]    |                  --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:10:99
[INFO] [stdout]    |
[INFO] [stdout] 10 |         $crate::kvfmt_inner!([concat!(stringify!($name), "={:?}")] [$( $args )* $name] $($($t)*)?);
[INFO] [stdout]    |                                                                                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 41 |         assert!(!kvfmt!(?hi, hi).is_empty());
[INFO] [stdout]    |                  --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `$crate::kvfmt_inner` which comes from the expansion of the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:21:110
[INFO] [stdout]    |
[INFO] [stdout] 21 |         $crate::kvfmt_inner!([concat!($fmt, " ", stringify!($name), "={}")] [$( $args )*, $name ] $($($t)*)?);
[INFO] [stdout]    |                                                                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 41 |         assert!(!kvfmt!(?hi, hi).is_empty());
[INFO] [stdout]    |                  --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `$crate::kvfmt_inner` which comes from the expansion of the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:29:63
[INFO] [stdout]    |
[INFO] [stdout] 29 |         std::fmt::format($crate::kvfmt_inner!([""] [] $($t)*));
[INFO] [stdout]    |                                                               ^
[INFO] [stdout] ...
[INFO] [stdout] 42 |         assert!(!kvfmt!(hi, hi, hi).is_empty());
[INFO] [stdout]    |                  ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:13:98
[INFO] [stdout]    |
[INFO] [stdout] 13 |         $crate::kvfmt_inner!([concat!(stringify!($name), "={}")] [$( $args )* $name ] $($($t)*)?);
[INFO] [stdout]    |                                                                                                  ^
[INFO] [stdout] ...
[INFO] [stdout] 42 |         assert!(!kvfmt!(hi, hi, hi).is_empty());
[INFO] [stdout]    |                  ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `$crate::kvfmt_inner` which comes from the expansion of the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:21:110
[INFO] [stdout]    |
[INFO] [stdout] 21 |         $crate::kvfmt_inner!([concat!($fmt, " ", stringify!($name), "={}")] [$( $args )*, $name ] $($($t)*)?);
[INFO] [stdout]    |                                                                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 42 |         assert!(!kvfmt!(hi, hi, hi).is_empty());
[INFO] [stdout]    |                  ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `$crate::kvfmt_inner` which comes from the expansion of the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:21:110
[INFO] [stdout]    |
[INFO] [stdout] 21 |         $crate::kvfmt_inner!([concat!($fmt, " ", stringify!($name), "={}")] [$( $args )*, $name ] $($($t)*)?);
[INFO] [stdout]    |                                                                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 42 |         assert!(!kvfmt!(hi, hi, hi).is_empty());
[INFO] [stdout]    |                  ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `$crate::kvfmt_inner` which comes from the expansion of the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:29:63
[INFO] [stdout]    |
[INFO] [stdout] 29 |         std::fmt::format($crate::kvfmt_inner!([""] [] $($t)*));
[INFO] [stdout]    |                                                               ^
[INFO] [stdout] ...
[INFO] [stdout] 43 |         assert!(!kvfmt!(hi, ?hi, hi).is_empty());
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:13:98
[INFO] [stdout]    |
[INFO] [stdout] 13 |         $crate::kvfmt_inner!([concat!(stringify!($name), "={}")] [$( $args )* $name ] $($($t)*)?);
[INFO] [stdout]    |                                                                                                  ^
[INFO] [stdout] ...
[INFO] [stdout] 43 |         assert!(!kvfmt!(hi, ?hi, hi).is_empty());
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `$crate::kvfmt_inner` which comes from the expansion of the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:18:111
[INFO] [stdout]    |
[INFO] [stdout] 18 |         $crate::kvfmt_inner!([concat!($fmt, " ", stringify!($name), "={:?}")] [$( $args )*, $name] $($($t)*)?);
[INFO] [stdout]    |                                                                                                               ^
[INFO] [stdout] ...
[INFO] [stdout] 43 |         assert!(!kvfmt!(hi, ?hi, hi).is_empty());
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `$crate::kvfmt_inner` which comes from the expansion of the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:21:110
[INFO] [stdout]    |
[INFO] [stdout] 21 |         $crate::kvfmt_inner!([concat!($fmt, " ", stringify!($name), "={}")] [$( $args )*, $name ] $($($t)*)?);
[INFO] [stdout]    |                                                                                                              ^
[INFO] [stdout] ...
[INFO] [stdout] 43 |         assert!(!kvfmt!(hi, ?hi, hi).is_empty());
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `$crate::kvfmt_inner` which comes from the expansion of the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:29:63
[INFO] [stdout]    |
[INFO] [stdout] 29 |         std::fmt::format($crate::kvfmt_inner!([""] [] $($t)*));
[INFO] [stdout]    |                                                               ^
[INFO] [stdout] ...
[INFO] [stdout] 44 |         assert_eq!("hi=henlo! hi=\"henlo!\"", kvfmt!(hi, ?hi));
[INFO] [stdout]    |                                               --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:13:98
[INFO] [stdout]    |
[INFO] [stdout] 13 |         $crate::kvfmt_inner!([concat!(stringify!($name), "={}")] [$( $args )* $name ] $($($t)*)?);
[INFO] [stdout]    |                                                                                                  ^
[INFO] [stdout] ...
[INFO] [stdout] 44 |         assert_eq!("hi=henlo! hi=\"henlo!\"", kvfmt!(hi, ?hi));
[INFO] [stdout]    |                                               --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `$crate::kvfmt_inner` which comes from the expansion of the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:18:111
[INFO] [stdout]    |
[INFO] [stdout] 18 |         $crate::kvfmt_inner!([concat!($fmt, " ", stringify!($name), "={:?}")] [$( $args )*, $name] $($($t)*)?);
[INFO] [stdout]    |                                                                                                               ^
[INFO] [stdout] ...
[INFO] [stdout] 44 |         assert_eq!("hi=henlo! hi=\"henlo!\"", kvfmt!(hi, ?hi));
[INFO] [stdout]    |                                               --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `$crate::kvfmt_inner` which comes from the expansion of the macro `kvfmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kvfmt` (lib test) due to 40 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fa91c2b3068b1d9e758bde47173fe25474658b0583ba7261635eb4bc5ef04d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa91c2b3068b1d9e758bde47173fe25474658b0583ba7261635eb4bc5ef04d3f", kill_on_drop: false }`
[INFO] [stdout] fa91c2b3068b1d9e758bde47173fe25474658b0583ba7261635eb4bc5ef04d3f