[INFO] cloning repository https://github.com/mwillsey/promatch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mwillsey/promatch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwillsey%2Fpromatch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwillsey%2Fpromatch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 999d3f103d031ba1d2756f40fba47147a2fd9432
[INFO] testing mwillsey/promatch against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwillsey%2Fpromatch" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mwillsey/promatch
[INFO] finished tweaking git repo https://github.com/mwillsey/promatch
[INFO] tweaked toml for git repo https://github.com/mwillsey/promatch written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mwillsey/promatch on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mwillsey/promatch 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-1-tc2/source/Cargo.toml: unused manifest key: package.author
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7443bc2c91b82ee33cd8a02d9df1cb69313d7dc4db0b51e4bb29c63b38669ca7
[INFO] running `Command { std: "docker" "start" "-a" "7443bc2c91b82ee33cd8a02d9df1cb69313d7dc4db0b51e4bb29c63b38669ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7443bc2c91b82ee33cd8a02d9df1cb69313d7dc4db0b51e4bb29c63b38669ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7443bc2c91b82ee33cd8a02d9df1cb69313d7dc4db0b51e4bb29c63b38669ca7", kill_on_drop: false }`
[INFO] [stdout] 7443bc2c91b82ee33cd8a02d9df1cb69313d7dc4db0b51e4bb29c63b38669ca7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85c810d3a99533faef9014519350d931bf7ea1807a3a0bbc03acd6c3ed2ea2a9
[INFO] running `Command { std: "docker" "start" "-a" "85c810d3a99533faef9014519350d931bf7ea1807a3a0bbc03acd6c3ed2ea2a9", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: unused manifest key: package.author
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling derive-syn-parse v0.2.0
[INFO] [stderr]    Compiling promatch-macros v0.1.0 (/opt/rustwide/workdir/promatch-macros)
[INFO] [stderr]    Compiling promatch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/collections.rs:39:26
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn unapply<C>(&self, a: BTreeSet<T>, f: impl Fn(Cons<T, BTreeSet<T>>) -> C) -> C
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/collections.rs:39:42
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn unapply<C>(&self, a: BTreeSet<T>, f: impl Fn(Cons<T, BTreeSet<T>>) -> C) -> C
[INFO] [stdout]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.41s
[INFO] running `Command { std: "docker" "inspect" "85c810d3a99533faef9014519350d931bf7ea1807a3a0bbc03acd6c3ed2ea2a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c810d3a99533faef9014519350d931bf7ea1807a3a0bbc03acd6c3ed2ea2a9", kill_on_drop: false }`
[INFO] [stdout] 85c810d3a99533faef9014519350d931bf7ea1807a3a0bbc03acd6c3ed2ea2a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04c3babf02f238950dfb13ab2ab064b15e83f2767eb6fc9e191c1c1f5d572933
[INFO] running `Command { std: "docker" "start" "-a" "04c3babf02f238950dfb13ab2ab064b15e83f2767eb6fc9e191c1c1f5d572933", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: unused manifest key: package.author
[INFO] [stderr]    Compiling promatch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/collections.rs:39:26
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn unapply<C>(&self, a: BTreeSet<T>, f: impl Fn(Cons<T, BTreeSet<T>>) -> C) -> C
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/collections.rs:39:42
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn unapply<C>(&self, a: BTreeSet<T>, f: impl Fn(Cons<T, BTreeSet<T>>) -> C) -> C
[INFO] [stdout]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/collections.rs:39:26
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn unapply<C>(&self, a: BTreeSet<T>, f: impl Fn(Cons<T, BTreeSet<T>>) -> C) -> C
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/collections.rs:39:42
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn unapply<C>(&self, a: BTreeSet<T>, f: impl Fn(Cons<T, BTreeSet<T>>) -> C) -> C
[INFO] [stdout]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `promatch::*`
[INFO] [stdout]  --> tests/poker.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use promatch::*;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::BTreeSet as Set`
[INFO] [stdout]  --> tests/poker.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::BTreeSet as Set;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Card` is never constructed
[INFO] [stdout]  --> tests/poker.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Card(u8, char);
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "04c3babf02f238950dfb13ab2ab064b15e83f2767eb6fc9e191c1c1f5d572933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04c3babf02f238950dfb13ab2ab064b15e83f2767eb6fc9e191c1c1f5d572933", kill_on_drop: false }`
[INFO] [stdout] 04c3babf02f238950dfb13ab2ab064b15e83f2767eb6fc9e191c1c1f5d572933
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 394c3201b0d94b7a8c04bac5f7877116d97f722114adfe38f017f4eeefacc7c9
[INFO] running `Command { std: "docker" "start" "-a" "394c3201b0d94b7a8c04bac5f7877116d97f722114adfe38f017f4eeefacc7c9", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: unused manifest key: package.author
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/collections.rs:39:26
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn unapply<C>(&self, a: BTreeSet<T>, f: impl Fn(Cons<T, BTreeSet<T>>) -> C) -> C
[INFO] [stderr]    |                          ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]   --> src/collections.rs:39:42
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn unapply<C>(&self, a: BTreeSet<T>, f: impl Fn(Cons<T, BTreeSet<T>>) -> C) -> C
[INFO] [stderr]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr] 
[INFO] [stderr] warning: `promatch` (lib) generated 2 warnings (run `cargo fix --lib -p promatch` to apply 2 suggestions)
[INFO] [stderr] warning: `promatch` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: unused import: `promatch::*`
[INFO] [stderr]  --> tests/poker.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use promatch::*;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::BTreeSet as Set`
[INFO] [stderr]  --> tests/poker.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::BTreeSet as Set;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Card` is never constructed
[INFO] [stderr]  --> tests/poker.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | struct Card(u8, char);
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `promatch` (test "poker") generated 3 warnings (run `cargo fix --test "poker" -p promatch` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/promatch-5cb105e866387fe7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/poker.rs (/opt/rustwide/target/debug/deps/poker-970acf24a84dd462)
[INFO] [stderr]      Running tests/simple.rs (/opt/rustwide/target/debug/deps/simple-1461ce7436729ad6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests promatch
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "394c3201b0d94b7a8c04bac5f7877116d97f722114adfe38f017f4eeefacc7c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "394c3201b0d94b7a8c04bac5f7877116d97f722114adfe38f017f4eeefacc7c9", kill_on_drop: false }`
[INFO] [stdout] 394c3201b0d94b7a8c04bac5f7877116d97f722114adfe38f017f4eeefacc7c9
