[INFO] fetching crate tokio-serde 0.9.0...
[INFO] testing tokio-serde-0.9.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate tokio-serde 0.9.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate tokio-serde 0.9.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tokio-serde 0.9.0
[INFO] tweaked toml for crates.io crate tokio-serde 0.9.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-serde 0.9.0 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] crate crates.io crate tokio-serde 0.9.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5aad52e81eed16b7ac415139c13ad5f1b4e43fc12fe0d467fc5e49e89521c803
[INFO] running `Command { std: "docker" "start" "-a" "5aad52e81eed16b7ac415139c13ad5f1b4e43fc12fe0d467fc5e49e89521c803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5aad52e81eed16b7ac415139c13ad5f1b4e43fc12fe0d467fc5e49e89521c803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aad52e81eed16b7ac415139c13ad5f1b4e43fc12fe0d467fc5e49e89521c803", kill_on_drop: false }`
[INFO] [stdout] 5aad52e81eed16b7ac415139c13ad5f1b4e43fc12fe0d467fc5e49e89521c803
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aac0dfd7fd23b461bc6a4490475c6e7c4a2a0a388dde909f76403af5cb7a684a
[INFO] running `Command { std: "docker" "start" "-a" "aac0dfd7fd23b461bc6a4490475c6e7c4a2a0a388dde909f76403af5cb7a684a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling pin-project-internal v1.1.4
[INFO] [stderr]    Compiling pin-project v1.1.4
[INFO] [stderr]    Compiling tokio-serde v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.37s
[INFO] running `Command { std: "docker" "inspect" "aac0dfd7fd23b461bc6a4490475c6e7c4a2a0a388dde909f76403af5cb7a684a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aac0dfd7fd23b461bc6a4490475c6e7c4a2a0a388dde909f76403af5cb7a684a", kill_on_drop: false }`
[INFO] [stdout] aac0dfd7fd23b461bc6a4490475c6e7c4a2a0a388dde909f76403af5cb7a684a
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd0d408e08e1a9b2e80e9cc8fd2aa24f397f57c699fe28fa3940b5cbcd1c0437
[INFO] running `Command { std: "docker" "start" "-a" "bd0d408e08e1a9b2e80e9cc8fd2aa24f397f57c699fe28fa3940b5cbcd1c0437", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling impls v1.0.3
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling tokio v1.36.0
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling tokio-util v0.7.10
[INFO] [stderr]    Compiling tokio-serde v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.74s
[INFO] running `Command { std: "docker" "inspect" "bd0d408e08e1a9b2e80e9cc8fd2aa24f397f57c699fe28fa3940b5cbcd1c0437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd0d408e08e1a9b2e80e9cc8fd2aa24f397f57c699fe28fa3940b5cbcd1c0437", kill_on_drop: false }`
[INFO] [stdout] bd0d408e08e1a9b2e80e9cc8fd2aa24f397f57c699fe28fa3940b5cbcd1c0437
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e4dabf135abad7e526a986ebfd6ddd99999829b0d27a1141987b3bb873dc8461
[INFO] running `Command { std: "docker" "start" "-a" "e4dabf135abad7e526a986ebfd6ddd99999829b0d27a1141987b3bb873dc8461", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_serde-6b5454e944e47809)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio_serde
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Serializer (line 72) ... ok
[INFO] [stdout] test src/lib.rs - Deserializer (line 144) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e4dabf135abad7e526a986ebfd6ddd99999829b0d27a1141987b3bb873dc8461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4dabf135abad7e526a986ebfd6ddd99999829b0d27a1141987b3bb873dc8461", kill_on_drop: false }`
[INFO] [stdout] e4dabf135abad7e526a986ebfd6ddd99999829b0d27a1141987b3bb873dc8461