[INFO] fetching crate variant_counter 0.4.0...
[INFO] testing variant_counter-0.4.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate variant_counter 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate variant_counter 0.4.0
[INFO] finished tweaking crates.io crate variant_counter 0.4.0
[INFO] tweaked toml for crates.io crate variant_counter 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate variant_counter 0.4.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate variant_counter 0.4.0 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b103134c45cd81f054dedcc9faade30ffab54a89b5e7ae963f07bdecd031171
[INFO] running `Command { std: "docker" "start" "-a" "9b103134c45cd81f054dedcc9faade30ffab54a89b5e7ae963f07bdecd031171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b103134c45cd81f054dedcc9faade30ffab54a89b5e7ae963f07bdecd031171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b103134c45cd81f054dedcc9faade30ffab54a89b5e7ae963f07bdecd031171", kill_on_drop: false }`
[INFO] [stdout] 9b103134c45cd81f054dedcc9faade30ffab54a89b5e7ae963f07bdecd031171
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 619d804b1ae59f0e4d98ffb212a7ce419edeff4c8248e4a5094c4e1aaa1ca28c
[INFO] running `Command { std: "docker" "start" "-a" "619d804b1ae59f0e4d98ffb212a7ce419edeff4c8248e4a5094c4e1aaa1ca28c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling variant_counter_derived v0.4.0
[INFO] [stderr]    Compiling variant_counter v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `Command { std: "docker" "inspect" "619d804b1ae59f0e4d98ffb212a7ce419edeff4c8248e4a5094c4e1aaa1ca28c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "619d804b1ae59f0e4d98ffb212a7ce419edeff4c8248e4a5094c4e1aaa1ca28c", kill_on_drop: false }`
[INFO] [stdout] 619d804b1ae59f0e4d98ffb212a7ce419edeff4c8248e4a5094c4e1aaa1ca28c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a57c7733616a70b8f3a5384af16c3a4a1a38a916dc3fe2a70234a61dcc72a06a
[INFO] running `Command { std: "docker" "start" "-a" "a57c7733616a70b8f3a5384af16c3a4a1a38a916dc3fe2a70234a61dcc72a06a", kill_on_drop: false }`
[INFO] [stderr]    Compiling variant_counter v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]  --> examples/platform.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(VariantCount)]
[INFO] [stdout]   |          ------------ the lifetime is named here
[INFO] [stdout] 5 | enum Platform {
[INFO] [stdout]   |      ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]   |
[INFO] [stdout] 5 | enum Platform<'a> {
[INFO] [stdout]   |              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "a57c7733616a70b8f3a5384af16c3a4a1a38a916dc3fe2a70234a61dcc72a06a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a57c7733616a70b8f3a5384af16c3a4a1a38a916dc3fe2a70234a61dcc72a06a", kill_on_drop: false }`
[INFO] [stdout] a57c7733616a70b8f3a5384af16c3a4a1a38a916dc3fe2a70234a61dcc72a06a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 132dec7606b1eb75ad532c6d930b6a94a2abfae0ff59de2c9fc45b308e7bef45
[INFO] running `Command { std: "docker" "start" "-a" "132dec7606b1eb75ad532c6d930b6a94a2abfae0ff59de2c9fc45b308e7bef45", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]  --> examples/platform.rs:5:6
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(VariantCount)]
[INFO] [stderr]   |          ------------ the lifetime is named here
[INFO] [stderr] 5 | enum Platform {
[INFO] [stderr]   |      ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]   |
[INFO] [stderr]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]   |
[INFO] [stderr] 5 | enum Platform<'a> {
[INFO] [stderr]   |              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `variant_counter` (example "platform") generated 1 warning (run `cargo fix --example "platform" -p variant_counter` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/variant_counter-95f2b617e71c8fed)
[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/basic.rs (/opt/rustwide/target/debug/deps/basic-89ef8924bb8022a0)
[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/complex.rs (/opt/rustwide/target/debug/deps/complex-d562dff1466a5c3d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_complex ... 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] [stderr]      Running tests/generics.rs (/opt/rustwide/target/debug/deps/generics-07fda83f80837568)
[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/group.rs (/opt/rustwide/target/debug/deps/group-f43c717aedaf49cd)
[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/ignore.rs (/opt/rustwide/target/debug/deps/ignore-3f8e5a9f5202018b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_ignore ... 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] [stderr]      Running tests/no_std.rs (/opt/rustwide/target/debug/deps/no_std-807abe384c62a097)
[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/stats.rs (/opt/rustwide/target/debug/deps/stats-40680eaaed7edc66)
[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/weight.rs (/opt/rustwide/target/debug/deps/weight-d75ddc5e9dc601dd)
[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]    Doc-tests variant_counter
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - (line 111) ... ignored
[INFO] [stdout] test src/lib.rs - (line 31) ... ignored
[INFO] [stdout] test src/lib.rs - (line 39) ... ignored
[INFO] [stdout] test src/lib.rs - (line 47) ... ignored
[INFO] [stdout] test src/lib.rs - (line 72) ... ignored
[INFO] [stdout] test src/lib.rs - (line 80) ... ignored
[INFO] [stdout] test src/lib.rs - (line 127) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - VariantCount (line 260) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 167) ... ok
[INFO] [stdout] test src/lib.rs - (line 57) ... ok
[INFO] [stdout] test src/lib.rs - (line 86) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 127) stdout ----
[INFO] [stdout] error[E0599]: no method named `avg` found for struct `RatingWeighted<'a>` in the current scope
[INFO] [stdout]   --> src/lib.rs:153:3
[INFO] [stdout]    |
[INFO] [stdout]  6 | #[derive(VariantCount)]
[INFO] [stdout]    |          ------------ method `avg` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 | w.avg();
[INFO] [stdout]    |   ^^^ method not found in `RatingWeighted<'_>`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `variance` found for struct `RatingWeighted<'a>` in the current scope
[INFO] [stdout]   --> src/lib.rs:156:3
[INFO] [stdout]    |
[INFO] [stdout]  6 | #[derive(VariantCount)]
[INFO] [stdout]    |          ------------ method `variance` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 | w.variance();
[INFO] [stdout]    |   ^^^^^^^^ method not found in `RatingWeighted<'_>`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `sd` found for struct `RatingWeighted<'a>` in the current scope
[INFO] [stdout]   --> src/lib.rs:159:3
[INFO] [stdout]    |
[INFO] [stdout]  6 | #[derive(VariantCount)]
[INFO] [stdout]    |          ------------ method `sd` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 35 | w.sd();
[INFO] [stdout]    |   ^^ method not found in `RatingWeighted<'_>`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 127)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 6 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "132dec7606b1eb75ad532c6d930b6a94a2abfae0ff59de2c9fc45b308e7bef45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "132dec7606b1eb75ad532c6d930b6a94a2abfae0ff59de2c9fc45b308e7bef45", kill_on_drop: false }`
[INFO] [stdout] 132dec7606b1eb75ad532c6d930b6a94a2abfae0ff59de2c9fc45b308e7bef45