[INFO] fetching crate lnpbp_derive 0.3.0-alpha.2...
[INFO] testing lnpbp_derive-0.3.0-alpha.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate lnpbp_derive 0.3.0-alpha.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate lnpbp_derive 0.3.0-alpha.2
[INFO] finished tweaking crates.io crate lnpbp_derive 0.3.0-alpha.2
[INFO] tweaked toml for crates.io crate lnpbp_derive 0.3.0-alpha.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lnpbp_derive 0.3.0-alpha.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lnpbp_derive 0.3.0-alpha.2 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9b478049190abef044e9436030a39856f5520be6b74d19fb824c72e25dc4bb6
[INFO] running `Command { std: "docker" "start" "-a" "c9b478049190abef044e9436030a39856f5520be6b74d19fb824c72e25dc4bb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9b478049190abef044e9436030a39856f5520be6b74d19fb824c72e25dc4bb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9b478049190abef044e9436030a39856f5520be6b74d19fb824c72e25dc4bb6", kill_on_drop: false }`
[INFO] [stdout] c9b478049190abef044e9436030a39856f5520be6b74d19fb824c72e25dc4bb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 151f5bb3604a960768b0d0799c66fc3e233fb38f60ce1c38fda0611c6d671820
[INFO] running `Command { std: "docker" "start" "-a" "151f5bb3604a960768b0d0799c66fc3e233fb38f60ce1c38fda0611c6d671820", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling amplify_derive v2.4.3
[INFO] [stderr]    Compiling amplify v2.4.0
[INFO] [stderr]    Compiling lnpbp_derive v0.3.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/util.rs:35:75
[INFO] [stdout]    |
[INFO] [stdout] 35 |           attr_err!(::proc_macro2::Span::call_site(), $name, $msg, $example);
[INFO] [stdout]    |                                                                             ^
[INFO] [stdout] ...
[INFO] [stdout] 79 |                           return Err(attr_err!(
[INFO] [stdout]    |  ____________________________________-
[INFO] [stdout] 80 | |                             ident,
[INFO] [stdout] 81 | |                             "unexpected path argument",
[INFO] [stdout] 82 | |                             example
[INFO] [stdout] 83 | |                         ))
[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)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout]    = note: this error originates in the macro `attr_err` (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/util.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 |           );
[INFO] [stdout]    |            ^
[INFO] [stdout] ...
[INFO] [stdout] 79 |                           return Err(attr_err!(
[INFO] [stdout]    |  ____________________________________-
[INFO] [stdout] 80 | |                             ident,
[INFO] [stdout] 81 | |                             "unexpected path argument",
[INFO] [stdout] 82 | |                             example
[INFO] [stdout] 83 | |                         ))
[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 `attr_err` (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/util.rs:35:75
[INFO] [stdout]    |
[INFO] [stdout] 35 |           attr_err!(::proc_macro2::Span::call_site(), $name, $msg, $example);
[INFO] [stdout]    |                                                                             ^
[INFO] [stdout] ...
[INFO] [stdout] 89 |                           return Err(attr_err!(
[INFO] [stdout]    |  ____________________________________-
[INFO] [stdout] 90 | |                             ident,
[INFO] [stdout] 91 | |                             "unexpected `name=\"value\"` argument",
[INFO] [stdout] 92 | |                             example
[INFO] [stdout] 93 | |                         ))
[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 `attr_err` (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/util.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 |           );
[INFO] [stdout]    |            ^
[INFO] [stdout] ...
[INFO] [stdout] 89 |                           return Err(attr_err!(
[INFO] [stdout]    |  ____________________________________-
[INFO] [stdout] 90 | |                             ident,
[INFO] [stdout] 91 | |                             "unexpected `name=\"value\"` argument",
[INFO] [stdout] 92 | |                             example
[INFO] [stdout] 93 | |                         ))
[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 `attr_err` (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/util.rs:35:75
[INFO] [stdout]    |
[INFO] [stdout] 35 |         attr_err!(::proc_macro2::Span::call_site(), $name, $msg, $example);
[INFO] [stdout]    |                                                                           ^
[INFO] [stdout] ...
[INFO] [stdout] 97 |                     return Err(attr_err!(ident, "wrong format", example))
[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 `attr_err` (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/util.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 |         );
[INFO] [stdout]    |          ^
[INFO] [stdout] ...
[INFO] [stdout] 97 |                     return Err(attr_err!(ident, "wrong format", example))
[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 `attr_err` (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/util.rs:35:75
[INFO] [stdout]     |
[INFO] [stdout]  35 |           attr_err!(::proc_macro2::Span::call_site(), $name, $msg, $example);
[INFO] [stdout]     |                                                                             ^
[INFO] [stdout] ...
[INFO] [stdout] 116 |                           return Err(attr_err!(
[INFO] [stdout]     |  ____________________________________-
[INFO] [stdout] 117 | |                             ident,
[INFO] [stdout] 118 | |                             "unexpected path argument",
[INFO] [stdout] 119 | |                             example
[INFO] [stdout] 120 | |                         ))
[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 `attr_err` (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/util.rs:44:10
[INFO] [stdout]     |
[INFO] [stdout]  44 |           );
[INFO] [stdout]     |            ^
[INFO] [stdout] ...
[INFO] [stdout] 116 |                           return Err(attr_err!(
[INFO] [stdout]     |  ____________________________________-
[INFO] [stdout] 117 | |                             ident,
[INFO] [stdout] 118 | |                             "unexpected path argument",
[INFO] [stdout] 119 | |                             example
[INFO] [stdout] 120 | |                         ))
[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 `attr_err` (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/util.rs:35:75
[INFO] [stdout]     |
[INFO] [stdout]  35 |           attr_err!(::proc_macro2::Span::call_site(), $name, $msg, $example);
[INFO] [stdout]     |                                                                             ^
[INFO] [stdout] ...
[INFO] [stdout] 123 |                           return Err(attr_err!(
[INFO] [stdout]     |  ____________________________________-
[INFO] [stdout] 124 | |                         ident,
[INFO] [stdout] 125 | |                         "must have form `name=\"value\"`, not `name(value)`",
[INFO] [stdout] 126 | |                         example
[INFO] [stdout] 127 | |                     ))
[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 `attr_err` (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/util.rs:44:10
[INFO] [stdout]     |
[INFO] [stdout]  44 |           );
[INFO] [stdout]     |            ^
[INFO] [stdout] ...
[INFO] [stdout] 123 |                           return Err(attr_err!(
[INFO] [stdout]     |  ____________________________________-
[INFO] [stdout] 124 | |                         ident,
[INFO] [stdout] 125 | |                         "must have form `name=\"value\"`, not `name(value)`",
[INFO] [stdout] 126 | |                         example
[INFO] [stdout] 127 | |                     ))
[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 `attr_err` (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/util.rs:35:75
[INFO] [stdout]     |
[INFO] [stdout]  35 |         attr_err!(::proc_macro2::Span::call_site(), $name, $msg, $example);
[INFO] [stdout]     |                                                                           ^
[INFO] [stdout] ...
[INFO] [stdout] 132 |                     return Err(attr_err!(ident, "wrong format", example))
[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 `attr_err` (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/util.rs:44:10
[INFO] [stdout]     |
[INFO] [stdout]  44 |         );
[INFO] [stdout]     |          ^
[INFO] [stdout] ...
[INFO] [stdout] 132 |                     return Err(attr_err!(ident, "wrong format", example))
[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 `attr_err` (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/util.rs:35:75
[INFO] [stdout]     |
[INFO] [stdout]  35 |           attr_err!(::proc_macro2::Span::call_site(), $name, $msg, $example);
[INFO] [stdout]     |                                                                             ^
[INFO] [stdout] ...
[INFO] [stdout] 147 |           0 => Err(attr_err!(
[INFO] [stdout]     |  __________________-
[INFO] [stdout] 148 | |             attr_name,
[INFO] [stdout] 149 | |             "unexpected absence of argument",
[INFO] [stdout] 150 | |             example
[INFO] [stdout] 151 | |         )),
[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 `attr_err` (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/util.rs:44:10
[INFO] [stdout]     |
[INFO] [stdout]  44 |           );
[INFO] [stdout]     |            ^
[INFO] [stdout] ...
[INFO] [stdout] 147 |           0 => Err(attr_err!(
[INFO] [stdout]     |  __________________-
[INFO] [stdout] 148 | |             attr_name,
[INFO] [stdout] 149 | |             "unexpected absence of argument",
[INFO] [stdout] 150 | |             example
[INFO] [stdout] 151 | |         )),
[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 `attr_err` (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/util.rs:35:75
[INFO] [stdout]     |
[INFO] [stdout]  35 |           attr_err!(::proc_macro2::Span::call_site(), $name, $msg, $example);
[INFO] [stdout]     |                                                                             ^
[INFO] [stdout] ...
[INFO] [stdout] 159 |               NestedMeta::Lit(_) => Err(attr_err!(
[INFO] [stdout]     |  _______________________________________-
[INFO] [stdout] 160 | |                 attr_name,
[INFO] [stdout] 161 | |                 "unexpected literal for type identifier is met",
[INFO] [stdout] 162 | |                 example
[INFO] [stdout] 163 | |             )),
[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 `attr_err` (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/util.rs:44:10
[INFO] [stdout]     |
[INFO] [stdout]  44 |           );
[INFO] [stdout]     |            ^
[INFO] [stdout] ...
[INFO] [stdout] 159 |               NestedMeta::Lit(_) => Err(attr_err!(
[INFO] [stdout]     |  _______________________________________-
[INFO] [stdout] 160 | |                 attr_name,
[INFO] [stdout] 161 | |                 "unexpected literal for type identifier is met",
[INFO] [stdout] 162 | |                 example
[INFO] [stdout] 163 | |             )),
[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 `attr_err` (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/util.rs:35:75
[INFO] [stdout]     |
[INFO] [stdout]  35 |           attr_err!(::proc_macro2::Span::call_site(), $name, $msg, $example);
[INFO] [stdout]     |                                                                             ^
[INFO] [stdout] ...
[INFO] [stdout] 165 |           _ => Err(attr_err!(
[INFO] [stdout]     |  __________________-
[INFO] [stdout] 166 | |             attr_name,
[INFO] [stdout] 167 | |             "unexpected multiple type identifiers",
[INFO] [stdout] 168 | |             example
[INFO] [stdout] 169 | |         )),
[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 `attr_err` (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/util.rs:44:10
[INFO] [stdout]     |
[INFO] [stdout]  44 |           );
[INFO] [stdout]     |            ^
[INFO] [stdout] ...
[INFO] [stdout] 165 |           _ => Err(attr_err!(
[INFO] [stdout]     |  __________________-
[INFO] [stdout] 166 | |             attr_name,
[INFO] [stdout] 167 | |             "unexpected multiple type identifiers",
[INFO] [stdout] 168 | |             example
[INFO] [stdout] 169 | |         )),
[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 `attr_err` (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/util.rs:35:75
[INFO] [stdout]     |
[INFO] [stdout]  35 |         attr_err!(::proc_macro2::Span::call_site(), $name, $msg, $example);
[INFO] [stdout]     |                                                                           ^
[INFO] [stdout] ...
[INFO] [stdout] 183 |                 Err(attr_err!(attr_name, "unexpected attribute type", example))
[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 `attr_err` (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/util.rs:44:10
[INFO] [stdout]     |
[INFO] [stdout]  44 |         );
[INFO] [stdout]     |          ^
[INFO] [stdout] ...
[INFO] [stdout] 183 |                 Err(attr_err!(attr_name, "unexpected attribute type", example))
[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 `attr_err` (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/util.rs:35:75
[INFO] [stdout]     |
[INFO] [stdout]  35 |         attr_err!(::proc_macro2::Span::call_site(), $name, $msg, $example);
[INFO] [stdout]     |                                                                           ^
[INFO] [stdout] ...
[INFO] [stdout] 199 |                 Err(attr_err!(attr_name, "unexpected attribute type", example))
[INFO] [stdout]     |                     ---------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this error originates in the macro `attr_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/util.rs:44:10
[INFO] [stdout]     |
[INFO] [stdout]  44 |         );
[INFO] [stdout]     |          ^
[INFO] [stdout] ...
[INFO] [stdout] 199 |                 Err(attr_err!(attr_name, "unexpected attribute type", example))
[INFO] [stdout]     |                     ---------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this error originates in the macro `attr_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/util.rs:32:53
[INFO] [stdout]    |
[INFO] [stdout] 32 |         attr_err!($attr.span(), NAME, $msg, EXAMPLE);
[INFO] [stdout]    |                                                     ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lnp_api.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 |         .ok_or(attr_err!(input, "encoding type must be specified"))?;
[INFO] [stdout]    |                --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `attr_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/util.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 |         );
[INFO] [stdout]    |          ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lnp_api.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 |         .ok_or(attr_err!(input, "encoding type must be specified"))?;
[INFO] [stdout]    |                --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `attr_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/util.rs:32:53
[INFO] [stdout]    |
[INFO] [stdout] 32 |         attr_err!($attr.span(), NAME, $msg, EXAMPLE);
[INFO] [stdout]    |                                                     ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lnp_api.rs:50:20
[INFO] [stdout]    |
[INFO] [stdout] 50 |             .ok_or(attr_err!(input, "encoding must be specified"))?
[INFO] [stdout]    |                    ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `attr_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/util.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 |         );
[INFO] [stdout]    |          ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lnp_api.rs:50:20
[INFO] [stdout]    |
[INFO] [stdout] 50 |             .ok_or(attr_err!(input, "encoding must be specified"))?
[INFO] [stdout]    |                    ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `attr_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/util.rs:32:53
[INFO] [stdout]    |
[INFO] [stdout] 32 |         attr_err!($attr.span(), NAME, $msg, EXAMPLE);
[INFO] [stdout]    |                                                     ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lnp_api.rs:76:20
[INFO] [stdout]    |
[INFO] [stdout] 76 |             .ok_or(attr_err!(v, "type must be specified"))?
[INFO] [stdout]    |                    -------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `attr_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/util.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 |         );
[INFO] [stdout]    |          ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lnp_api.rs:76:20
[INFO] [stdout]    |
[INFO] [stdout] 76 |             .ok_or(attr_err!(v, "type must be specified"))?
[INFO] [stdout]    |                    -------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `attr_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/util.rs:32:53
[INFO] [stdout]    |
[INFO] [stdout] 32 |         attr_err!($attr.span(), NAME, $msg, EXAMPLE);
[INFO] [stdout]    |                                                     ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lnp_api.rs:81:34
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 .or_else(|_| Err(attr_err!(i, "`type` must be an integer")))?,
[INFO] [stdout]    |                                  ----------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `attr_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/util.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 |         );
[INFO] [stdout]    |          ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lnp_api.rs:81:34
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 .or_else(|_| Err(attr_err!(i, "`type` must be an integer")))?,
[INFO] [stdout]    |                                  ----------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this error originates in the macro `attr_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/util.rs:32:53
[INFO] [stdout]    |
[INFO] [stdout] 32 |         attr_err!($attr.span(), NAME, $msg, EXAMPLE);
[INFO] [stdout]    |                                                     ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lnp_api.rs:82:18
[INFO] [stdout]    |
[INFO] [stdout] 82 |             _ => err!(type_lit, "`type` must be an integer"),
[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 `attr_err` which comes from the expansion of the macro `err` (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/util.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 |         );
[INFO] [stdout]    |          ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lnp_api.rs:82:18
[INFO] [stdout]    |
[INFO] [stdout] 82 |             _ => err!(type_lit, "`type` must be an integer"),
[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 `attr_err` which comes from the expansion of the macro `err` (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/util.rs:32:53
[INFO] [stdout]     |
[INFO] [stdout]  32 |           attr_err!($attr.span(), NAME, $msg, EXAMPLE);
[INFO] [stdout]     |                                                       ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lnp_api.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 | /                 err!(
[INFO] [stdout] 112 | |                     v,
[INFO] [stdout] 113 | |                     "LNP API does not support requests represented by named enums"
[INFO] [stdout] 114 | |                 )
[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: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `attr_err`
[INFO] [stdout]     = note: this error originates in the macro `attr_err` which comes from the expansion of the macro `err` (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/util.rs:44:10
[INFO] [stdout]     |
[INFO] [stdout]  44 |           );
[INFO] [stdout]     |            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lnp_api.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 | /                 err!(
[INFO] [stdout] 112 | |                     v,
[INFO] [stdout] 113 | |                     "LNP API does not support requests represented by named enums"
[INFO] [stdout] 114 | |                 )
[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: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `attr_err`
[INFO] [stdout]     = note: this error originates in the macro `attr_err` which comes from the expansion of the macro `err` (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/util.rs:32:53
[INFO] [stdout]     |
[INFO] [stdout]  32 |           attr_err!($attr.span(), NAME, $msg, EXAMPLE);
[INFO] [stdout]     |                                                       ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lnp_api.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 | /                     err!(
[INFO] [stdout] 120 | |                         v,
[INFO] [stdout] 121 | |                         "each LNP API message enum variant must contain not more than a single argument"     
[INFO] [stdout] 122 | |                    );
[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 `attr_err` which comes from the expansion of the macro `err` (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/util.rs:44:10
[INFO] [stdout]     |
[INFO] [stdout]  44 |           );
[INFO] [stdout]     |            ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lnp_api.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 | /                     err!(
[INFO] [stdout] 120 | |                         v,
[INFO] [stdout] 121 | |                         "each LNP API message enum variant must contain not more than a single argument"     
[INFO] [stdout] 122 | |                    );
[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 `attr_err` which comes from the expansion of the macro `err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lnpbp_derive` (lib) due to 72 previous errors
[INFO] running `Command { std: "docker" "inspect" "151f5bb3604a960768b0d0799c66fc3e233fb38f60ce1c38fda0611c6d671820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "151f5bb3604a960768b0d0799c66fc3e233fb38f60ce1c38fda0611c6d671820", kill_on_drop: false }`
[INFO] [stdout] 151f5bb3604a960768b0d0799c66fc3e233fb38f60ce1c38fda0611c6d671820
