[INFO] fetching crate mls-rs-codec 0.7.0...
[INFO] testing mls-rs-codec-0.7.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mls-rs-codec 0.7.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mls-rs-codec 0.7.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mls-rs-codec 0.7.0
[INFO] tweaked toml for crates.io crate mls-rs-codec 0.7.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mls-rs-codec 0.7.0 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] crate crates.io crate mls-rs-codec 0.7.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d502bef0f04da2ff762958910566b319cfccecc747bac27740a4dd6c818fcd03
[INFO] running `Command { std: "docker" "start" "-a" "d502bef0f04da2ff762958910566b319cfccecc747bac27740a4dd6c818fcd03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d502bef0f04da2ff762958910566b319cfccecc747bac27740a4dd6c818fcd03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d502bef0f04da2ff762958910566b319cfccecc747bac27740a4dd6c818fcd03", kill_on_drop: false }`
[INFO] [stdout] d502bef0f04da2ff762958910566b319cfccecc747bac27740a4dd6c818fcd03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d68c6370db35cbb5b848c41183c699c48c5d9b8ff396338df9dcc09a5c762245
[INFO] running `Command { std: "docker" "start" "-a" "d68c6370db35cbb5b848c41183c699c48c5d9b8ff396338df9dcc09a5c762245", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.102
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling mls-rs-codec-derive v0.2.0
[INFO] [stderr]    Compiling mls-rs-codec v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.53s
[INFO] running `Command { std: "docker" "inspect" "d68c6370db35cbb5b848c41183c699c48c5d9b8ff396338df9dcc09a5c762245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d68c6370db35cbb5b848c41183c699c48c5d9b8ff396338df9dcc09a5c762245", kill_on_drop: false }`
[INFO] [stdout] d68c6370db35cbb5b848c41183c699c48c5d9b8ff396338df9dcc09a5c762245
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7ab3bf3fdae0f0e62b409fa7414899e51c77cb34179b8a9fccfd11b7137e5073
[INFO] running `Command { std: "docker" "start" "-a" "7ab3bf3fdae0f0e62b409fa7414899e51c77cb34179b8a9fccfd11b7137e5073", kill_on_drop: false }`
[INFO] [stderr]    Compiling mls-rs-codec v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "7ab3bf3fdae0f0e62b409fa7414899e51c77cb34179b8a9fccfd11b7137e5073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab3bf3fdae0f0e62b409fa7414899e51c77cb34179b8a9fccfd11b7137e5073", kill_on_drop: false }`
[INFO] [stdout] 7ab3bf3fdae0f0e62b409fa7414899e51c77cb34179b8a9fccfd11b7137e5073
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a6c6a9f1c3a17172d9d1c38d966d6abf4328595dc10d93e62ae1614f97bd82f4
[INFO] running `Command { std: "docker" "start" "-a" "a6c6a9f1c3a17172d9d1c38d966d6abf4328595dc10d93e62ae1614f97bd82f4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mls_rs_codec-79209d7eff4eba69)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test array::tests::serialize_round_trip ... ok
[INFO] [stdout] test bool::tests::round_trip ... ok
[INFO] [stdout] test option::tests::deserializing_invalid_discriminant_fails ... ok
[INFO] [stdout] test option::tests::none_is_serialized_correctly ... ok
[INFO] [stdout] test option::tests::some_is_serialized_correctly ... ok
[INFO] [stdout] test option::tests::some_round_trips ... ok
[INFO] [stdout] test stdint::tests::u128_round_trip ... ok
[INFO] [stdout] test string::tests::empty_string_can_be_deserialized ... ok
[INFO] [stdout] test string::tests::too_short_string_to_deserialize_gives_an_error ... ok
[INFO] [stdout] test varint::tests::decoding_0x25_matches_rfc_result ... ok
[INFO] [stdout] test varint::tests::decoding_0x7bbd_matches_rfc_result ... ok
[INFO] [stdout] test varint::tests::successor_of_max_varint_is_not_convertible_to_varint ... ok
[INFO] [stdout] test varint::tests::varint_max_roundtrips ... ok
[INFO] [stdout] test varint::tests::zero_is_convertible_to_varint ... ok
[INFO] [stdout] test stdint::tests::u64_round_trip ... ok
[INFO] [stdout] test varint::tests::zero_roundtrips ... ok
[INFO] [stdout] test string::tests::data_round_trips ... ok
[INFO] [stdout] test varint::tests::zero_serializes_as_single_null_byte ... ok
[INFO] [stdout] test stdint::tests::u8_round_trip ... ok
[INFO] [stdout] test vec::tests::data_round_trips ... ok
[INFO] [stdout] test vec::tests::serialization_works ... ok
[INFO] [stdout] test vec::tests::too_few_items_to_deserialize_gives_an_error ... ok
[INFO] [stdout] test vec::tests::empty_vec_can_be_deserialized ... ok
[INFO] [stdout] test stdint::tests::u32_round_trip ... ok
[INFO] [stdout] test stdint::tests::u16_round_trip ... ok
[INFO] [stdout] test string::tests::deserializing_invalid_utf8_fails ... ok
[INFO] [stdout] test option::tests::none_round_trips ... ok
[INFO] [stdout] test varint::tests::decoding_0x9d7f3e7d_matches_rfc_result ... ok
[INFO] [stdout] test array::tests::end_of_file_error ... ok
[INFO] [stdout] test string::tests::serialization_works ... ok
[INFO] [stdout] test array::tests::serialize_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/macro_usage.rs (/opt/rustwide/target/debug/deps/macro_usage-967c6c58a67bf185)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test round_trip_custom_module_enum ... ok
[INFO] [stdout] test round_trip_custom_module_struct ... ok
[INFO] [stdout] test round_trip_enum_encode_one_field ... ok
[INFO] [stdout] test round_trip_struct_encode ... ok
[INFO] [stdout] test round_trip_enum_encode_one_tuple ... ok
[INFO] [stdout] test round_trip_generic_encode ... ok
[INFO] [stdout] test round_trip_enum_encode_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mls_rs_codec
[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" "a6c6a9f1c3a17172d9d1c38d966d6abf4328595dc10d93e62ae1614f97bd82f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c6a9f1c3a17172d9d1c38d966d6abf4328595dc10d93e62ae1614f97bd82f4", kill_on_drop: false }`
[INFO] [stdout] a6c6a9f1c3a17172d9d1c38d966d6abf4328595dc10d93e62ae1614f97bd82f4