[INFO] fetching crate enum-tags 0.1.0...
[INFO] testing enum-tags-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate enum-tags 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate enum-tags 0.1.0
[INFO] finished tweaking crates.io crate enum-tags 0.1.0
[INFO] tweaked toml for crates.io crate enum-tags 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate enum-tags 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7abcc4283c94ab6c7fa199945c3afd09261ec5630777fb38e1d0666ed494c4e5
[INFO] running `Command { std: "docker" "start" "-a" "7abcc4283c94ab6c7fa199945c3afd09261ec5630777fb38e1d0666ed494c4e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7abcc4283c94ab6c7fa199945c3afd09261ec5630777fb38e1d0666ed494c4e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7abcc4283c94ab6c7fa199945c3afd09261ec5630777fb38e1d0666ed494c4e5", kill_on_drop: false }`
[INFO] [stdout] 7abcc4283c94ab6c7fa199945c3afd09261ec5630777fb38e1d0666ed494c4e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90100a76b1bf028f2673c0963fb1acbfd4478dfcd2210d41c0306ccdbd4faa33
[INFO] running `Command { std: "docker" "start" "-a" "90100a76b1bf028f2673c0963fb1acbfd4478dfcd2210d41c0306ccdbd4faa33", kill_on_drop: false }`
[INFO] [stderr]    Compiling enum-tags-traits v0.1.0
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling enum-tags-macros v0.1.0
[INFO] [stderr]    Compiling enum-tags v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.44s
[INFO] running `Command { std: "docker" "inspect" "90100a76b1bf028f2673c0963fb1acbfd4478dfcd2210d41c0306ccdbd4faa33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90100a76b1bf028f2673c0963fb1acbfd4478dfcd2210d41c0306ccdbd4faa33", kill_on_drop: false }`
[INFO] [stdout] 90100a76b1bf028f2673c0963fb1acbfd4478dfcd2210d41c0306ccdbd4faa33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bb4bbf40db38aef5c7a98c2cc3e9e67fcf4ea43dae5f88d0e8ada473fe021cc
[INFO] running `Command { std: "docker" "start" "-a" "4bb4bbf40db38aef5c7a98c2cc3e9e67fcf4ea43dae5f88d0e8ada473fe021cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling enum-tags v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/test.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 |     A(u8),
[INFO] [stdout]    |     - ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 13 -     A(u8),
[INFO] [stdout] 13 +     A(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `B` and `C` are never constructed
[INFO] [stdout]   --> tests/test.rs:14:2
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum WithUnnamedFields {
[INFO] [stdout]    |      ----------------- variants in this enum
[INFO] [stdout] 13 |     A(u8),
[INFO] [stdout] 14 |     B(bool),
[INFO] [stdout]    |     ^
[INFO] [stdout] 15 |     C(char),
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `byte` is never read
[INFO] [stdout]   --> tests/test.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 |     A { byte: u8 },
[INFO] [stdout]    |     -   ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `B` and `C` are never constructed
[INFO] [stdout]   --> tests/test.rs:21:2
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum WithNamedFields {
[INFO] [stdout]    |      --------------- variants in this enum
[INFO] [stdout] 20 |     A { byte: u8 },
[INFO] [stdout] 21 |     B { boolean: bool },
[INFO] [stdout]    |     ^
[INFO] [stdout] 22 |     C { character: char },
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `A` is never constructed
[INFO] [stdout]   --> tests/test.rs:30:2
[INFO] [stdout]    |
[INFO] [stdout] 26 | enum WithGenerics<T>
[INFO] [stdout]    |      ------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 30 |     A(Box<T>),
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "4bb4bbf40db38aef5c7a98c2cc3e9e67fcf4ea43dae5f88d0e8ada473fe021cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bb4bbf40db38aef5c7a98c2cc3e9e67fcf4ea43dae5f88d0e8ada473fe021cc", kill_on_drop: false }`
[INFO] [stdout] 4bb4bbf40db38aef5c7a98c2cc3e9e67fcf4ea43dae5f88d0e8ada473fe021cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7919b9aec85ac9b6fbb066bde4869e20e0abb0cd793f8a2fcfc28d05ba81413f
[INFO] running `Command { std: "docker" "start" "-a" "7919b9aec85ac9b6fbb066bde4869e20e0abb0cd793f8a2fcfc28d05ba81413f", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/test.rs:13:4
[INFO] [stderr]    |
[INFO] [stderr] 13 |     A(u8),
[INFO] [stderr]    |     - ^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 13 -     A(u8),
[INFO] [stderr] 13 +     A(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: variants `B` and `C` are never constructed
[INFO] [stderr]   --> tests/test.rs:14:2
[INFO] [stderr]    |
[INFO] [stderr] 12 | enum WithUnnamedFields {
[INFO] [stderr]    |      ----------------- variants in this enum
[INFO] [stderr] 13 |     A(u8),
[INFO] [stderr] 14 |     B(bool),
[INFO] [stderr]    |     ^
[INFO] [stderr] 15 |     C(char),
[INFO] [stderr]    |     ^
[INFO] [stderr] 
[INFO] [stderr] warning: field `byte` is never read
[INFO] [stderr]   --> tests/test.rs:20:6
[INFO] [stderr]    |
[INFO] [stderr] 20 |     A { byte: u8 },
[INFO] [stderr]    |     -   ^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr] 
[INFO] [stderr] warning: variants `B` and `C` are never constructed
[INFO] [stderr]   --> tests/test.rs:21:2
[INFO] [stderr]    |
[INFO] [stderr] 19 | enum WithNamedFields {
[INFO] [stderr]    |      --------------- variants in this enum
[INFO] [stderr] 20 |     A { byte: u8 },
[INFO] [stderr] 21 |     B { boolean: bool },
[INFO] [stderr]    |     ^
[INFO] [stderr] 22 |     C { character: char },
[INFO] [stderr]    |     ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `A` is never constructed
[INFO] [stderr]   --> tests/test.rs:30:2
[INFO] [stderr]    |
[INFO] [stderr] 26 | enum WithGenerics<T>
[INFO] [stderr]    |      ------------ variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 30 |     A(Box<T>),
[INFO] [stderr]    |     ^
[INFO] [stderr] 
[INFO] [stderr] warning: `enum-tags` (test "test") generated 5 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/enum_tags-7ccb01312a19fc87)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-43b2f8078ef6742b)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests enum_tags
[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 5 tests
[INFO] [stdout] test generic_function ... ok
[INFO] [stdout] test no_fields ... ok
[INFO] [stdout] test tag ... ok
[INFO] [stdout] test with_fields ... ok
[INFO] [stdout] test tagged_enum ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - fail_tests (line 12) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - fail_tests (line 6) - compile fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7919b9aec85ac9b6fbb066bde4869e20e0abb0cd793f8a2fcfc28d05ba81413f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7919b9aec85ac9b6fbb066bde4869e20e0abb0cd793f8a2fcfc28d05ba81413f", kill_on_drop: false }`
[INFO] [stdout] 7919b9aec85ac9b6fbb066bde4869e20e0abb0cd793f8a2fcfc28d05ba81413f