[INFO] fetching crate provekit-spongefish-derive 0.1.0...
[INFO] testing provekit-spongefish-derive-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate provekit-spongefish-derive 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate provekit-spongefish-derive 0.1.0
[INFO] finished tweaking crates.io crate provekit-spongefish-derive 0.1.0
[INFO] tweaked toml for crates.io crate provekit-spongefish-derive 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate provekit-spongefish-derive 0.1.0 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 crates.io crate provekit-spongefish-derive 0.1.0 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-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d2135b8049040384db6b4a20957587beb1a041163e6b23c96b19f94f7fb36d5
[INFO] running `Command { std: "docker" "start" "-a" "9d2135b8049040384db6b4a20957587beb1a041163e6b23c96b19f94f7fb36d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d2135b8049040384db6b4a20957587beb1a041163e6b23c96b19f94f7fb36d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d2135b8049040384db6b4a20957587beb1a041163e6b23c96b19f94f7fb36d5", kill_on_drop: false }`
[INFO] [stdout] 9d2135b8049040384db6b4a20957587beb1a041163e6b23c96b19f94f7fb36d5
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6176bd0da611ceb4449d9bcc4830afd2ddf216b8b2914b5f72568869221ec816
[INFO] running `Command { std: "docker" "start" "-a" "6176bd0da611ceb4449d9bcc4830afd2ddf216b8b2914b5f72568869221ec816", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling provekit-spongefish-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.50s
[INFO] running `Command { std: "docker" "inspect" "6176bd0da611ceb4449d9bcc4830afd2ddf216b8b2914b5f72568869221ec816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6176bd0da611ceb4449d9bcc4830afd2ddf216b8b2914b5f72568869221ec816", kill_on_drop: false }`
[INFO] [stdout] 6176bd0da611ceb4449d9bcc4830afd2ddf216b8b2914b5f72568869221ec816
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bdaf9369d912da60936f3e22df5fda06115c57d250b812d6514650544c4f720
[INFO] running `Command { std: "docker" "start" "-a" "6bdaf9369d912da60936f3e22df5fda06115c57d250b812d6514650544c4f720", kill_on_drop: false }`
[INFO] [stderr]    Compiling provekit-spongefish-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "6bdaf9369d912da60936f3e22df5fda06115c57d250b812d6514650544c4f720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bdaf9369d912da60936f3e22df5fda06115c57d250b812d6514650544c4f720", kill_on_drop: false }`
[INFO] [stdout] 6bdaf9369d912da60936f3e22df5fda06115c57d250b812d6514650544c4f720
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] da104f4c93537ccea611e6863ebc5029c9b003243d41212ed3ddbb35c05bda92
[INFO] running `Command { std: "docker" "start" "-a" "da104f4c93537ccea611e6863ebc5029c9b003243d41212ed3ddbb35c05bda92", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/provekit_spongefish_derive-519bea3c80c9fdba)
[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 provekit_spongefish_derive
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - derive_encoding (line 279) ... FAILED
[INFO] [stdout] test src/lib.rs - derive_unit (line 340) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - derive_encoding (line 279) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `spongefish`
[INFO] [stdout]    --> src/lib.rs:280:5
[INFO] [stdout]     |
[INFO] [stdout] 280 | use spongefish::Encoding;
[INFO] [stdout]     |     ^^^^^^^^^^ use of unresolved module or unlinked crate `spongefish`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `spongefish`, use `cargo add spongefish` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `spongefish_derive`
[INFO] [stdout]    --> src/lib.rs:281:5
[INFO] [stdout]     |
[INFO] [stdout] 281 | use spongefish_derive::Encoding;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `spongefish_derive`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `spongefish_derive`, use `cargo add spongefish_derive` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `encode` found for struct `Rgb` in the current scope
[INFO] [stdout]    --> src/lib.rs:291:19
[INFO] [stdout]     |
[INFO] [stdout] 284 | struct Rgb {
[INFO] [stdout]     | ---------- method `encode` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 291 | let data = colors.encode();
[INFO] [stdout]     |                   ^^^^^^ method not found in `Rgb`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - derive_unit (line 340) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `spongefish`
[INFO] [stdout]    --> src/lib.rs:341:5
[INFO] [stdout]     |
[INFO] [stdout] 341 | use spongefish::Unit;
[INFO] [stdout]     |     ^^^^^^^^^^ use of unresolved module or unlinked crate `spongefish`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `spongefish`, use `cargo add spongefish` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `spongefish_derive`
[INFO] [stdout]    --> src/lib.rs:342:5
[INFO] [stdout]     |
[INFO] [stdout] 342 | use spongefish_derive::Unit;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `spongefish_derive`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `spongefish_derive`, use `cargo add spongefish_derive` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated function or constant named `ZERO` found for struct `Rgb` in the current scope
[INFO] [stdout]    --> src/lib.rs:351:18
[INFO] [stdout]     |
[INFO] [stdout] 345 | struct Rgb {
[INFO] [stdout]     | ---------- associated function or constant `ZERO` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 351 | assert_eq!((Rgb::ZERO.r, Rgb::ZERO.g, Rgb::ZERO.b), (0, 0, 0));
[INFO] [stdout]     |                  ^^^^ associated function or constant not found in `Rgb`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated function or constant named `ZERO` found for struct `Rgb` in the current scope
[INFO] [stdout]    --> src/lib.rs:351:31
[INFO] [stdout]     |
[INFO] [stdout] 345 | struct Rgb {
[INFO] [stdout]     | ---------- associated function or constant `ZERO` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 351 | assert_eq!((Rgb::ZERO.r, Rgb::ZERO.g, Rgb::ZERO.b), (0, 0, 0));
[INFO] [stdout]     |                               ^^^^ associated function or constant not found in `Rgb`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated function or constant named `ZERO` found for struct `Rgb` in the current scope
[INFO] [stdout]    --> src/lib.rs:351:44
[INFO] [stdout]     |
[INFO] [stdout] 345 | struct Rgb {
[INFO] [stdout]     | ---------- associated function or constant `ZERO` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 351 | assert_eq!((Rgb::ZERO.r, Rgb::ZERO.g, Rgb::ZERO.b), (0, 0, 0));
[INFO] [stdout]     |                                            ^^^^ associated function or constant not found in `Rgb`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - derive_encoding (line 279)
[INFO] [stdout]     src/lib.rs - derive_unit (line 340)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "da104f4c93537ccea611e6863ebc5029c9b003243d41212ed3ddbb35c05bda92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da104f4c93537ccea611e6863ebc5029c9b003243d41212ed3ddbb35c05bda92", kill_on_drop: false }`
[INFO] [stdout] da104f4c93537ccea611e6863ebc5029c9b003243d41212ed3ddbb35c05bda92
