[INFO] cloning repository https://github.com/englishm/ui-stack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/englishm/ui-stack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenglishm%2Fui-stack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenglishm%2Fui-stack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed8acefdbe8097c46211831c62341334a74a83ed
[INFO] checking englishm/ui-stack/ed8acefdbe8097c46211831c62341334a74a83ed against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenglishm%2Fui-stack" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/englishm/ui-stack on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/englishm/ui-stack
[INFO] finished tweaking git repo https://github.com/englishm/ui-stack
[INFO] tweaked toml for git repo https://github.com/englishm/ui-stack written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/englishm/ui-stack 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1fb7305e1b3bb2bbfe2ed19f9aedcb0a99323c52aa695b70705bc7e2a1331ba5
[INFO] running `Command { std: "docker" "start" "-a" "1fb7305e1b3bb2bbfe2ed19f9aedcb0a99323c52aa695b70705bc7e2a1331ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fb7305e1b3bb2bbfe2ed19f9aedcb0a99323c52aa695b70705bc7e2a1331ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fb7305e1b3bb2bbfe2ed19f9aedcb0a99323c52aa695b70705bc7e2a1331ba5", kill_on_drop: false }`
[INFO] [stdout] 1fb7305e1b3bb2bbfe2ed19f9aedcb0a99323c52aa695b70705bc7e2a1331ba5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 391df8db442d8b297f9442c0c57fb4dd3e45de66cb13d9bb0d1da4c1807f4581
[INFO] running `Command { std: "docker" "start" "-a" "391df8db442d8b297f9442c0c57fb4dd3e45de66cb13d9bb0d1da4c1807f4581", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling ui-stack v0.1.0 (/opt/rustwide/workdir/ui-stack)
[INFO] [stderr]    Compiling ui-stack-macros v0.1.0 (/opt/rustwide/workdir/ui-stack-macros)
[INFO] [stdout] error: `proc-macro` crate types currently cannot export any items other than functions tagged with `#[proc_macro]`, `#[proc_macro_derive]`, or `#[proc_macro_attribute]`
[INFO] [stdout]  --> ui-stack/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub mod macros;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `proc-macro` crate types currently cannot export any items other than functions tagged with `#[proc_macro]`, `#[proc_macro_derive]`, or `#[proc_macro_attribute]`
[INFO] [stdout]  --> ui-stack/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub mod macros;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot export macro_rules! macros from a `proc-macro` crate type currently
[INFO] [stdout]   --> ui-stack/src/macros.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | macro_rules! utype {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `proc-macro` crate types currently cannot export any items other than functions tagged with `#[proc_macro]`, `#[proc_macro_derive]`, or `#[proc_macro_attribute]`
[INFO] [stdout]  --> ui-stack/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub mod ustack;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot export macro_rules! macros from a `proc-macro` crate type currently
[INFO] [stdout]   --> ui-stack/src/macros.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | macro_rules! utype {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `proc-macro` crate types currently cannot export any items other than functions tagged with `#[proc_macro]`, `#[proc_macro_derive]`, or `#[proc_macro_attribute]`
[INFO] [stdout]  --> ui-stack/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub mod utype;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `proc-macro` crate types currently cannot export any items other than functions tagged with `#[proc_macro]`, `#[proc_macro_derive]`, or `#[proc_macro_attribute]`
[INFO] [stdout]  --> ui-stack/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub mod ustack;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `proc-macro` crate types currently cannot export any items other than functions tagged with `#[proc_macro]`, `#[proc_macro_derive]`, or `#[proc_macro_attribute]`
[INFO] [stdout]  --> ui-stack/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub mod utype;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `all_the_tuples`
[INFO] [stdout]  --> ui-stack/src/macros.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | macro_rules! all_the_tuples {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utype`
[INFO] [stdout]   --> ui-stack/src/macros.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub(crate) use utype;
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::macros`
[INFO] [stdout]  --> ui-stack/src/ustack.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::macros;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `from_utype_for`
[INFO] [stdout]   --> ui-stack/src/ustack.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 76 | macro_rules! from_utype_for {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `all_the_tuples`
[INFO] [stdout]  --> ui-stack/src/macros.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | macro_rules! all_the_tuples {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utype`
[INFO] [stdout]   --> ui-stack/src/macros.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub(crate) use utype;
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::macros`
[INFO] [stdout]  --> ui-stack/src/ustack.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::macros;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `from_utype_for`
[INFO] [stdout]   --> ui-stack/src/ustack.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 76 | macro_rules! from_utype_for {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_export]` only has an effect on macro definitions
[INFO] [stdout]   --> ui-stack/src/ustack.rs:86:1
[INFO] [stdout]    |
[INFO] [stdout] 86 | #[macro_export]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_export]` only has an effect on macro definitions
[INFO] [stdout]   --> ui-stack/src/ustack.rs:86:1
[INFO] [stdout]    |
[INFO] [stdout] 86 | #[macro_export]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `all_the_tuples`
[INFO] [stdout]  --> ui-stack/src/macros.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | macro_rules! all_the_tuples {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utype`
[INFO] [stdout]   --> ui-stack/src/macros.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub(crate) use utype;
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::macros`
[INFO] [stdout]  --> ui-stack/src/ustack.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::macros;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `from_utype_for`
[INFO] [stdout]   --> ui-stack/src/ustack.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 76 | macro_rules! from_utype_for {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_export]` only has an effect on macro definitions
[INFO] [stdout]   --> ui-stack/src/ustack.rs:86:1
[INFO] [stdout]    |
[INFO] [stdout] 86 | #[macro_export]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> ui-stack/src/ustack.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn from(value: Stack<Cons<H1, Nil>>) -> (H1,) {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> ui-stack/src/ustack.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn from(value: Stack<Cons<H1, Nil>>) -> (H1,) {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ui-stack` (lib) due to 5 previous errors; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> ui-stack/src/ustack.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn from(value: Stack<Cons<H1, Nil>>) -> (H1,) {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ui-stack` (lib) due to 5 previous errors; 6 warnings emitted
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "391df8db442d8b297f9442c0c57fb4dd3e45de66cb13d9bb0d1da4c1807f4581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "391df8db442d8b297f9442c0c57fb4dd3e45de66cb13d9bb0d1da4c1807f4581", kill_on_drop: false }`
[INFO] [stdout] 391df8db442d8b297f9442c0c57fb4dd3e45de66cb13d9bb0d1da4c1807f4581