[INFO] fetching crate tapa-trait-serde 0.3.0...
[INFO] testing tapa-trait-serde-0.3.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate tapa-trait-serde 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate tapa-trait-serde 0.3.0
[INFO] finished tweaking crates.io crate tapa-trait-serde 0.3.0
[INFO] tweaked toml for crates.io crate tapa-trait-serde 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tapa-trait-serde 0.3.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 43 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding flexbuffers v2.0.0 (available: v25.9.23)
[INFO] [stderr]       Adding rmp-serde v0.15.5 (available: v1.3.0)
[INFO] [stderr]       Adding ron v0.7.1 (available: v0.11.0)
[INFO] [stderr]       Adding serde_yaml v0.8.26 (available: v0.9.34+deprecated)
[INFO] [stderr]       Adding toml v0.5.11 (available: v0.9.8)
[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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f32bc5e62aed53be4e9422c78d1ffd3128a3dc1ef15c92b5c232fe2c5f7382e4
[INFO] running `Command { std: "docker" "start" "-a" "f32bc5e62aed53be4e9422c78d1ffd3128a3dc1ef15c92b5c232fe2c5f7382e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f32bc5e62aed53be4e9422c78d1ffd3128a3dc1ef15c92b5c232fe2c5f7382e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f32bc5e62aed53be4e9422c78d1ffd3128a3dc1ef15c92b5c232fe2c5f7382e4", kill_on_drop: false }`
[INFO] [stdout] f32bc5e62aed53be4e9422c78d1ffd3128a3dc1ef15c92b5c232fe2c5f7382e4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd6ba1c2c5ddbf8658ef80a3e06a36d8ba0c2a5924ff6d20b4774c8ed991497e
[INFO] running `Command { std: "docker" "start" "-a" "fd6ba1c2c5ddbf8658ef80a3e06a36d8ba0c2a5924ff6d20b4774c8ed991497e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tapa-trait-serde-derive v0.3.0
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling serde_yaml v0.8.26
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling rmp-serde v0.15.5
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling ron v0.7.1
[INFO] [stderr]    Compiling num_enum v0.5.11
[INFO] [stderr]    Compiling flexbuffers v2.0.0
[INFO] [stderr]    Compiling tapa-trait-serde v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.65s
[INFO] running `Command { std: "docker" "inspect" "fd6ba1c2c5ddbf8658ef80a3e06a36d8ba0c2a5924ff6d20b4774c8ed991497e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd6ba1c2c5ddbf8658ef80a3e06a36d8ba0c2a5924ff6d20b4774c8ed991497e", kill_on_drop: false }`
[INFO] [stdout] fd6ba1c2c5ddbf8658ef80a3e06a36d8ba0c2a5924ff6d20b4774c8ed991497e
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f3f73f32080dca57359eda06baa657f76aa829cdc8ed7315966553eaaf12237
[INFO] running `Command { std: "docker" "start" "-a" "1f3f73f32080dca57359eda06baa657f76aa829cdc8ed7315966553eaaf12237", kill_on_drop: false }`
[INFO] [stderr]    Compiling tapa-trait-serde v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "1f3f73f32080dca57359eda06baa657f76aa829cdc8ed7315966553eaaf12237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f3f73f32080dca57359eda06baa657f76aa829cdc8ed7315966553eaaf12237", kill_on_drop: false }`
[INFO] [stdout] 1f3f73f32080dca57359eda06baa657f76aa829cdc8ed7315966553eaaf12237
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4a96fda8a9e06dbb244544ded0bd13c29b94e479ffc7aa34f190d15918c810de
[INFO] running `Command { std: "docker" "start" "-a" "4a96fda8a9e06dbb244544ded0bd13c29b94e479ffc7aa34f190d15918c810de", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tapa_trait_serde-b1a61ce1cb9b6966)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tapa_trait_serde
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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" "4a96fda8a9e06dbb244544ded0bd13c29b94e479ffc7aa34f190d15918c810de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a96fda8a9e06dbb244544ded0bd13c29b94e479ffc7aa34f190d15918c810de", kill_on_drop: false }`
[INFO] [stdout] 4a96fda8a9e06dbb244544ded0bd13c29b94e479ffc7aa34f190d15918c810de