[INFO] fetching crate finite_repr_derive 0.1.4...
[INFO] testing finite_repr_derive-0.1.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate finite_repr_derive 0.1.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate finite_repr_derive 0.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate finite_repr_derive 0.1.4
[INFO] tweaked toml for crates.io crate finite_repr_derive 0.1.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate finite_repr_derive 0.1.4 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 30 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5349db702569c9ce3685ec57557617673fcf77687d22a26075132ae81a8bd44
[INFO] running `Command { std: "docker" "start" "-a" "e5349db702569c9ce3685ec57557617673fcf77687d22a26075132ae81a8bd44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5349db702569c9ce3685ec57557617673fcf77687d22a26075132ae81a8bd44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5349db702569c9ce3685ec57557617673fcf77687d22a26075132ae81a8bd44", kill_on_drop: false }`
[INFO] [stdout] e5349db702569c9ce3685ec57557617673fcf77687d22a26075132ae81a8bd44
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fbcb0b6c922736a1a5dc47c25fed06615c5c5e96da3978f83ce5d2aaa9266e3
[INFO] running `Command { std: "docker" "start" "-a" "1fbcb0b6c922736a1a5dc47c25fed06615c5c5e96da3978f83ce5d2aaa9266e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling finite_repr_derive v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `GetSpan` is never used
[INFO] [stdout]  --> src/impl_error.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait GetSpan {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.18s
[INFO] running `Command { std: "docker" "inspect" "1fbcb0b6c922736a1a5dc47c25fed06615c5c5e96da3978f83ce5d2aaa9266e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fbcb0b6c922736a1a5dc47c25fed06615c5c5e96da3978f83ce5d2aaa9266e3", kill_on_drop: false }`
[INFO] [stdout] 1fbcb0b6c922736a1a5dc47c25fed06615c5c5e96da3978f83ce5d2aaa9266e3
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25e5583b479c3e886ae10fcdd6dc946d8e22b0284b452806238df125d6d2bf34
[INFO] running `Command { std: "docker" "start" "-a" "25e5583b479c3e886ae10fcdd6dc946d8e22b0284b452806238df125d6d2bf34", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling toml_writer v1.0.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_spanned v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling finite_repr_derive v0.1.4
[INFO] [stderr]    Compiling finite_repr_derive v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `GetSpan` is never used
[INFO] [stdout]  --> src/impl_error.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait GetSpan {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling toml v0.9.7
[INFO] [stderr]    Compiling finite_repr v0.1.4
[INFO] [stderr]    Compiling trybuild v1.0.111
[INFO] [stdout] warning: trait `GetSpan` is never used
[INFO] [stdout]  --> src/impl_error.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait GetSpan {
[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 26.48s
[INFO] running `Command { std: "docker" "inspect" "25e5583b479c3e886ae10fcdd6dc946d8e22b0284b452806238df125d6d2bf34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25e5583b479c3e886ae10fcdd6dc946d8e22b0284b452806238df125d6d2bf34", kill_on_drop: false }`
[INFO] [stdout] 25e5583b479c3e886ae10fcdd6dc946d8e22b0284b452806238df125d6d2bf34
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 74fa195dccb8c58666204dc4b0c230c93607cdea1da74086e8126d928297fbb1
[INFO] running `Command { std: "docker" "start" "-a" "74fa195dccb8c58666204dc4b0c230c93607cdea1da74086e8126d928297fbb1", kill_on_drop: false }`
[INFO] [stderr] warning: trait `GetSpan` is never used
[INFO] [stderr]  --> src/impl_error.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub trait GetSpan {
[INFO] [stderr]   |           ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `finite_repr_derive` (lib) generated 1 warning
[INFO] [stderr] warning: `finite_repr_derive` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/finite_repr_derive-3413048ff04e021d)
[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/test_derive_decoding.rs (/opt/rustwide/target/debug/deps/test_derive_decoding-16c5f94ea1ce6fdb)
[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/test_derive_encoding.rs (/opt/rustwide/target/debug/deps/test_derive_encoding-6f6eb34d646a9803)
[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/test_derive_repr.rs (/opt/rustwide/target/debug/deps/test_derive_repr-0fe81649593ab568)
[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/test_isomorphism.rs (/opt/rustwide/target/debug/deps/test_isomorphism-90c3c2586221d9eb)
[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/init.rs (/opt/rustwide/target/debug/deps/tests-a3c0a89528181026)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling finite_repr_derive v0.1.4
[INFO] [stderr]    Compiling finite_repr_derive v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait `GetSpan` is never used
[INFO] [stderr]  --> /opt/rustwide/workdir/src/impl_error.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub trait GetSpan {
[INFO] [stderr]   |           ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr]    Compiling finite_repr v0.1.4
[INFO] [stderr] warning: `finite_repr_derive` (lib) generated 1 warning
[INFO] [stderr]    Compiling finite_repr_derive-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/finite_repr_derive)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.58s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/test_derive_repr.rs ... ok
[INFO] [stderr] 
[INFO] [stderr] STDERR:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] warning: trait `GetSpan` is never used
[INFO] [stderr]  --> /opt/rustwide/workdir/src/impl_error.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub trait GetSpan {
[INFO] [stderr]   |           ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] test tests/test_derive_encoding.rs ... ok
[INFO] [stderr] 
[INFO] [stderr] STDERR:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] warning: trait `GetSpan` is never used
[INFO] [stderr]  --> /opt/rustwide/workdir/src/impl_error.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub trait GetSpan {
[INFO] [stderr]   |           ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] test tests/test_derive_decoding.rs ... ok
[INFO] [stderr] 
[INFO] [stderr] STDERR:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] warning: trait `GetSpan` is never used
[INFO] [stderr]  --> /opt/rustwide/workdir/src/impl_error.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub trait GetSpan {
[INFO] [stderr]   |           ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] test tests/test_isomorphism.rs ... ok
[INFO] [stderr] 
[INFO] [stderr] STDERR:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] warning: trait `GetSpan` is never used
[INFO] [stderr]  --> /opt/rustwide/workdir/src/impl_error.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub trait GetSpan {
[INFO] [stderr]   |           ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stdout] test tests ... ok
[INFO] [stderr]    Doc-tests finite_repr_derive
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 13.88s
[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" "74fa195dccb8c58666204dc4b0c230c93607cdea1da74086e8126d928297fbb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74fa195dccb8c58666204dc4b0c230c93607cdea1da74086e8126d928297fbb1", kill_on_drop: false }`
[INFO] [stdout] 74fa195dccb8c58666204dc4b0c230c93607cdea1da74086e8126d928297fbb1