[INFO] fetching crate serde-metaform 1.0.1...
[INFO] testing serde-metaform-1.0.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate serde-metaform 1.0.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate serde-metaform 1.0.1
[INFO] finished tweaking crates.io crate serde-metaform 1.0.1
[INFO] tweaked toml for crates.io crate serde-metaform 1.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-metaform 1.0.1 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 serde-metaform 1.0.1 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5cfbe0f1a7aee219db8c855003a1a90f94af3e2b44ef50ad95209020508442ac
[INFO] running `Command { std: "docker" "start" "-a" "5cfbe0f1a7aee219db8c855003a1a90f94af3e2b44ef50ad95209020508442ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cfbe0f1a7aee219db8c855003a1a90f94af3e2b44ef50ad95209020508442ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cfbe0f1a7aee219db8c855003a1a90f94af3e2b44ef50ad95209020508442ac", kill_on_drop: false }`
[INFO] [stdout] 5cfbe0f1a7aee219db8c855003a1a90f94af3e2b44ef50ad95209020508442ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 36d8a0d7eee7c3882b5f02fee164e38f9a8d9b169513adcdab84f8c86502da20
[INFO] running `Command { std: "docker" "start" "-a" "36d8a0d7eee7c3882b5f02fee164e38f9a8d9b169513adcdab84f8c86502da20", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling json-escape v0.3.0
[INFO] [stderr]    Compiling serde-metaform v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "36d8a0d7eee7c3882b5f02fee164e38f9a8d9b169513adcdab84f8c86502da20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36d8a0d7eee7c3882b5f02fee164e38f9a8d9b169513adcdab84f8c86502da20", kill_on_drop: false }`
[INFO] [stdout] 36d8a0d7eee7c3882b5f02fee164e38f9a8d9b169513adcdab84f8c86502da20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f0a8b9fecc0c0f32f1c014bc3bd90f48d0af98d97d0b7785faea2a4561f9a02d
[INFO] running `Command { std: "docker" "start" "-a" "f0a8b9fecc0c0f32f1c014bc3bd90f48d0af98d97d0b7785faea2a4561f9a02d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling clap_builder v4.5.48
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling clap v4.5.48
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling serde-metaform v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 30.08s
[INFO] running `Command { std: "docker" "inspect" "f0a8b9fecc0c0f32f1c014bc3bd90f48d0af98d97d0b7785faea2a4561f9a02d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0a8b9fecc0c0f32f1c014bc3bd90f48d0af98d97d0b7785faea2a4561f9a02d", kill_on_drop: false }`
[INFO] [stdout] f0a8b9fecc0c0f32f1c014bc3bd90f48d0af98d97d0b7785faea2a4561f9a02d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9358ca58f2b3f505b47c0eca91e1db994616b0c1ed2c6d42f70fe830d8f557e4
[INFO] running `Command { std: "docker" "start" "-a" "9358ca58f2b3f505b47c0eca91e1db994616b0c1ed2c6d42f70fe830d8f557e4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_metaform-7cf8ef6dc028d9a6)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test json::tests::test_enum ... ok
[INFO] [stdout] test json::tests::test_seq ... ok
[INFO] [stdout] test json::tests::test_map ... ok
[INFO] [stdout] test json::tests::test_primitives ... ok
[INFO] [stdout] test json::tests::test_floats_non_finite ... ok
[INFO] [stdout] test json::tests::test_invalid_key ... ok
[INFO] [stdout] test json::tests::test_top_level_string ... ok
[INFO] [stdout] test tests::test_complex_field_json_encoding ... ok
[INFO] [stdout] test tests::test_empty_struct ... ok
[INFO] [stdout] test json::tests::test_struct ... ok
[INFO] [stdout] test tests::test_simple_struct ... ok
[INFO] [stdout] test tests::test_top_level_enum_variants ... ok
[INFO] [stdout] test tests::test_skip_none_field ... ok
[INFO] [stdout] test tests::test_top_level_errors ... ok
[INFO] [stdout] test write::tests::test_escaping_percent_encoding_writer ... ok
[INFO] [stdout] test tests::test_special_chars ... ok
[INFO] [stdout] test write::tests::test_as_mut_functionality ... ok
[INFO] [stdout] test write::tests::test_percent_encoding_writer ... ok
[INFO] [stdout] test write::tests::trait_evaluation_overflow ... ok
[INFO] [stdout] test write::tests::test_write_byte_array ... ok
[INFO] [stdout] test json::tests::test_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_metaform
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 52) ... ok
[INFO] [stdout] test src/lib.rs - display (line 195) ... ok
[INFO] [stdout] test src/lib.rs - (line 79) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.76s; merged doctests compilation took 0.73s
[INFO] running `Command { std: "docker" "inspect" "9358ca58f2b3f505b47c0eca91e1db994616b0c1ed2c6d42f70fe830d8f557e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9358ca58f2b3f505b47c0eca91e1db994616b0c1ed2c6d42f70fe830d8f557e4", kill_on_drop: false }`
[INFO] [stdout] 9358ca58f2b3f505b47c0eca91e1db994616b0c1ed2c6d42f70fe830d8f557e4
