[INFO] fetching crate rusttoolkit 0.1.0...
[INFO] checking rusttoolkit-0.1.0 against try#595142ec72045c7f2fab2923de8e59995a52e6e7 for pr-151830
[INFO] extracting crate rusttoolkit 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate rusttoolkit 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rusttoolkit 0.1.0
[INFO] tweaked toml for crates.io crate rusttoolkit 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusttoolkit 0.1.0 on toolchain 595142ec72045c7f2fab2923de8e59995a52e6e7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rusttoolkit 0.1.0 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" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5049b4e003f98f2dc7cae44be2c5885f3291e2c3d4187f5bb644779f814bd3a1
[INFO] running `Command { std: "docker" "start" "-a" "5049b4e003f98f2dc7cae44be2c5885f3291e2c3d4187f5bb644779f814bd3a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5049b4e003f98f2dc7cae44be2c5885f3291e2c3d4187f5bb644779f814bd3a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5049b4e003f98f2dc7cae44be2c5885f3291e2c3d4187f5bb644779f814bd3a1", kill_on_drop: false }`
[INFO] [stdout] 5049b4e003f98f2dc7cae44be2c5885f3291e2c3d4187f5bb644779f814bd3a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b11c41bb118a213347db07f4d871666b82372093ea1c3df97477077b6bd55879
[INFO] running `Command { std: "docker" "start" "-a" "b11c41bb118a213347db07f4d871666b82372093ea1c3df97477077b6bd55879", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]     Checking winnow v0.7.12
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]     Checking toml_writer v1.0.2
[INFO] [stderr]     Checking heck v0.5.0
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.104
[INFO] [stderr]     Checking toml_parser v1.0.2
[INFO] [stderr]     Checking serde_spanned v1.0.0
[INFO] [stderr]     Checking toml_datetime v0.7.0
[INFO] [stderr]     Checking toml v0.9.5
[INFO] [stderr]     Checking rusttoolkit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking trybuild v1.0.110
[INFO] [stdout] error: missing parameters for function definition
[INFO] [stdout]   --> tests/integration/loops/for_each.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 |     });
[INFO] [stdout]    |       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a parameter list
[INFO] [stdout]    |
[INFO] [stdout] 10 |     })();
[INFO] [stdout]    |       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `->`, `<`, `where`, or `{`, found `%`
[INFO] [stdout]   --> tests/integration/loops/for_each.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | /     for_each!([error, warn, info], |level| {
[INFO] [stdout]  7 | |         pub fn test_%{level}() -> &'static str {
[INFO] [stdout]  8 | |             stringify!(%{level})
[INFO] [stdout]  9 | |         }
[INFO] [stdout] 10 | |     });
[INFO] [stdout]    | |______^ expected one of `->`, `<`, `where`, or `{`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing parameters for function definition
[INFO] [stdout]   --> tests/integration/loops/for_each.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 |     });
[INFO] [stdout]    |       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a parameter list
[INFO] [stdout]    |
[INFO] [stdout] 25 |     })();
[INFO] [stdout]    |       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `->`, `<`, `where`, or `{`, found `%`
[INFO] [stdout]   --> tests/integration/loops/for_each.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     for_each!(["GET", "POST", "PUT"], |method| {
[INFO] [stdout] 22 | |         pub fn handle_%{method}() -> &'static str {
[INFO] [stdout] 23 | |             "%{method}"
[INFO] [stdout] 24 | |         }
[INFO] [stdout] 25 | |     });
[INFO] [stdout]    | |______^ expected one of `->`, `<`, `where`, or `{`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing parameters for function definition
[INFO] [stdout]   --> tests/integration/loops/for_each.rs:40:7
[INFO] [stdout]    |
[INFO] [stdout] 40 |     });
[INFO] [stdout]    |       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a parameter list
[INFO] [stdout]    |
[INFO] [stdout] 40 |     })();
[INFO] [stdout]    |       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `->`, `<`, `where`, or `{`, found `%`
[INFO] [stdout]   --> tests/integration/loops/for_each.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     for_each!([["GET", 200], ["POST", 201]], |req| {
[INFO] [stdout] 37 | |         pub fn status_%{req[0]}() -> u16 {
[INFO] [stdout] 38 | |             %{req[1]}
[INFO] [stdout] 39 | |         }
[INFO] [stdout] 40 | |     });
[INFO] [stdout]    | |______^ expected one of `->`, `<`, `where`, or `{`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing parameters for function definition
[INFO] [stdout]   --> tests/integration/loops/for_each.rs:54:7
[INFO] [stdout]    |
[INFO] [stdout] 54 |     });
[INFO] [stdout]    |       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a parameter list
[INFO] [stdout]    |
[INFO] [stdout] 54 |     })();
[INFO] [stdout]    |       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `->`, `<`, `where`, or `{`, found `%`
[INFO] [stdout]   --> tests/integration/loops/for_each.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | /     for_each!([200, 404, 500], |code| {
[INFO] [stdout] 51 | |         pub fn status_%{code}() -> u16 {
[INFO] [stdout] 52 | |             %{code}
[INFO] [stdout] 53 | |         }
[INFO] [stdout] 54 | |     });
[INFO] [stdout]    | |______^ expected one of `->`, `<`, `where`, or `{`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing parameters for function definition
[INFO] [stdout]   --> tests/integration/loops/for_each.rs:69:7
[INFO] [stdout]    |
[INFO] [stdout] 69 |     });
[INFO] [stdout]    |       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a parameter list
[INFO] [stdout]    |
[INFO] [stdout] 69 |     })();
[INFO] [stdout]    |       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `->`, `<`, `where`, or `{`, found `%`
[INFO] [stdout]   --> tests/integration/loops/for_each.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | /     for_each!([error, "GET", 200], |item| {
[INFO] [stdout] 66 | |         pub fn mixed_%{item}() -> &'static str {
[INFO] [stdout] 67 | |             stringify!(%{item})
[INFO] [stdout] 68 | |         }
[INFO] [stdout] 69 | |     });
[INFO] [stdout]    | |______^ expected one of `->`, `<`, `where`, or `{`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `%`
[INFO] [stdout]   --> tests/integration/loops/for_each.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 | /     for_each!([debug, info], |level| {
[INFO] [stdout] 81 | |         pub fn %{level}_log_%{level}() -> &'static str {
[INFO] [stdout] 82 | |             concat!(stringify!(%{level}), "_", stringify!(%{level}))
[INFO] [stdout] 83 | |         }
[INFO] [stdout] 84 | |     });
[INFO] [stdout]    | |______^ expected identifier
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `%`
[INFO] [stdout]   --> tests/integration/loops/for_each.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | /     for_each!([["users", "GET", "/api/users"], ["posts", "POST", "/api/posts"]], |route| {
[INFO] [stdout] 95 | |         pub fn %{route[0]}_%{route[1]}() -> &'static str {
[INFO] [stdout] 96 | |             "%{route[2]}"
[INFO] [stdout] 97 | |         }
[INFO] [stdout] 98 | |     });
[INFO] [stdout]    | |______^ expected identifier
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `(`, `[`, or `{`, found `%`
[INFO] [stdout]    --> tests/integration/loops/for_each.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 | /     for_each!([error, warn, info], |level| {
[INFO] [stdout] 109 | |         macro_rules! %{level}_log {
[INFO] [stdout] 110 | |             ($msg:expr) => {
[INFO] [stdout] 111 | |                 format!("[{}] {}", stringify!(%{level}).to_uppercase(), $msg)
[INFO] [stdout] ...   |
[INFO] [stdout] 114 | |     });
[INFO] [stdout]     | |______^ expected one of `(`, `[`, or `{`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `(`, `[`, or `{`, found `%`
[INFO] [stdout]    --> tests/integration/loops/for_each.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 | /     for_each!([["create", "user"], ["delete", "post"]], |action| {
[INFO] [stdout] 126 | |         macro_rules! %{action[0]}_%{action[1]}_macro {
[INFO] [stdout] 127 | |             ($id:expr) => {
[INFO] [stdout] 128 | |                 format!("{}_{}_action: {}",
[INFO] [stdout] ...   |
[INFO] [stdout] 134 | |     });
[INFO] [stdout]     | |______^ expected one of `(`, `[`, or `{`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `%`
[INFO] [stdout]   --> tests/integration/transform_tests.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | /     for_each!([getUserName, updateUserProfile], |method| {
[INFO] [stdout]  7 | |         fn %{method:snake}_handler() -> &'static str {
[INFO] [stdout]  8 | |             "%{method:snake}"
[INFO] [stdout]  9 | |         }
[INFO] [stdout] 10 | |     });
[INFO] [stdout]    | |______^ expected identifier
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `%`
[INFO] [stdout]   --> tests/integration/transform_tests.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     for_each!([get, post, put], |method| {
[INFO] [stdout] 20 | |         const %{method:upper}_METHOD: &str = "%{method:upper}";
[INFO] [stdout] 21 | |     });
[INFO] [stdout]    | |______^ expected identifier
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `%`
[INFO] [stdout]   --> tests/integration/transform_tests.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | /     for_each!([createUser, deletePost], |action| {
[INFO] [stdout] 32 | |         fn %{action:snake}() -> (&'static str, &'static str) {
[INFO] [stdout] 33 | |             ("%{action:kebab}", "%{action:pascal}")
[INFO] [stdout] 34 | |         }
[INFO] [stdout] 35 | |     });
[INFO] [stdout]    | |______^ expected identifier
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `%`
[INFO] [stdout]   --> tests/integration/transform_tests.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     for_each!([["users", "getUser"], ["posts", "getPost"]], |resource| {
[INFO] [stdout] 45 | |         fn %{resource[1]:snake}_from_%{resource[0]}() -> &'static str {
[INFO] [stdout] 46 | |             "%{resource[0]:upper}"
[INFO] [stdout] 47 | |         }
[INFO] [stdout] 48 | |     });
[INFO] [stdout]    | |______^ expected identifier
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `(`, `[`, or `{`, found `%`
[INFO] [stdout]   --> tests/integration/transform_tests.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | /     for_each!([error, warn, info], |level| {
[INFO] [stdout] 58 | |         macro_rules! %{level:snake}_log {
[INFO] [stdout] 59 | |             ($msg:expr) => {
[INFO] [stdout] 60 | |                 format!("[%{level:upper}] {}", $msg)
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | |     });
[INFO] [stdout]    | |______^ expected one of `(`, `[`, or `{`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `%`
[INFO] [stdout]   --> tests/integration/transform_tests.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 | /     for_each!([getUserData], |method| {
[INFO] [stdout] 74 | |         const %{method:snake}_SNAKE: &str = "%{method:snake}";
[INFO] [stdout] 75 | |         const %{method:camel}_CAMEL: &str = "%{method:camel}";
[INFO] [stdout] 76 | |         const %{method:snake}_KEBAB: &str = "%{method:kebab}";
[INFO] [stdout] 77 | |         const %{method:pascal}_PASCAL: &str = "%{method:pascal}";
[INFO] [stdout] 78 | |         const %{method:snake}_TITLE: &str = "%{method:title}";
[INFO] [stdout] 79 | |     });
[INFO] [stdout]    | |______^ expected identifier
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `%`
[INFO] [stdout]   --> tests/integration/transform_tests.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | /     for_each!([HELLO], |text| {
[INFO] [stdout] 92 | |         const %{text:lower}_LOWER: &str = "%{text:lower}";
[INFO] [stdout] 93 | |         const %{text}_REVERSE: &str = "%{text:reverse}";
[INFO] [stdout] 94 | |         const %{text}_LEN: &str = "%{text:len}";
[INFO] [stdout] 95 | |     });
[INFO] [stdout]    | |______^ expected identifier
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `%`
[INFO] [stdout]    --> tests/integration/transform_tests.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 | /     for_each!(["getUserName", "updateUserProfile"], |method| {
[INFO] [stdout] 106 | |         fn %{method:snake}_string() -> &'static str {
[INFO] [stdout] 107 | |             "%{method:pascal}"
[INFO] [stdout] 108 | |         }
[INFO] [stdout] 109 | |     });
[INFO] [stdout]     | |______^ expected identifier
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `%`
[INFO] [stdout]    --> tests/integration/transform_tests.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 | /     for_each!([foo, bar], |item| {
[INFO] [stdout] 119 | |         const %{item}_PLAIN: &str = "%{item}";
[INFO] [stdout] 120 | |     });
[INFO] [stdout]     | |______^ expected identifier
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `%`
[INFO] [stdout]  --> tests/debug_test.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / for_each!([hello], |x| {
[INFO] [stdout] 5 | |     fn %{x}() -> &'static str {
[INFO] [stdout] 6 | |         "working"
[INFO] [stdout] 7 | |     }
[INFO] [stdout] 8 | | });
[INFO] [stdout]   | |__^ expected identifier
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `for_each` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusttoolkit` (test "lib") due to 23 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rusttoolkit` (test "debug_test") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b11c41bb118a213347db07f4d871666b82372093ea1c3df97477077b6bd55879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b11c41bb118a213347db07f4d871666b82372093ea1c3df97477077b6bd55879", kill_on_drop: false }`
[INFO] [stdout] b11c41bb118a213347db07f4d871666b82372093ea1c3df97477077b6bd55879