[INFO] fetching crate remotia-serialization-utils 0.1.0...
[INFO] testing remotia-serialization-utils-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate remotia-serialization-utils 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate remotia-serialization-utils 0.1.0
[INFO] finished tweaking crates.io crate remotia-serialization-utils 0.1.0
[INFO] tweaked toml for crates.io crate remotia-serialization-utils 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate remotia-serialization-utils 0.1.0 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 remotia-serialization-utils 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-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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0626162e4ce1b8824cbf21ac82e60a0b297a254baf6cc067d16eca75786db356
[INFO] running `Command { std: "docker" "start" "-a" "0626162e4ce1b8824cbf21ac82e60a0b297a254baf6cc067d16eca75786db356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0626162e4ce1b8824cbf21ac82e60a0b297a254baf6cc067d16eca75786db356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0626162e4ce1b8824cbf21ac82e60a0b297a254baf6cc067d16eca75786db356", kill_on_drop: false }`
[INFO] [stdout] 0626162e4ce1b8824cbf21ac82e60a0b297a254baf6cc067d16eca75786db356
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a5346b4fe6de6a351e78a9641ae4c82dbecec2d91f96d887c0c36433687ea235
[INFO] running `Command { std: "docker" "start" "-a" "a5346b4fe6de6a351e78a9641ae4c82dbecec2d91f96d887c0c36433687ea235", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling scrap v0.5.0
[INFO] [stderr]    Compiling block v0.1.6
[INFO] [stderr]    Compiling humantime v2.2.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling remotia-core v0.1.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling bincode v2.0.0-rc.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling remotia-buffer-utils v0.1.1
[INFO] [stderr]    Compiling remotia-serialization-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.21s
[INFO] running `Command { std: "docker" "inspect" "a5346b4fe6de6a351e78a9641ae4c82dbecec2d91f96d887c0c36433687ea235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5346b4fe6de6a351e78a9641ae4c82dbecec2d91f96d887c0c36433687ea235", kill_on_drop: false }`
[INFO] [stdout] a5346b4fe6de6a351e78a9641ae4c82dbecec2d91f96d887c0c36433687ea235
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 823010391d80e6cc42840dcbbfee2441002a04916ae4ac20b1fd4190598d9f5d
[INFO] running `Command { std: "docker" "start" "-a" "823010391d80e6cc42840dcbbfee2441002a04916ae4ac20b1fd4190598d9f5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling remotia-serialization-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "823010391d80e6cc42840dcbbfee2441002a04916ae4ac20b1fd4190598d9f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "823010391d80e6cc42840dcbbfee2441002a04916ae4ac20b1fd4190598d9f5d", kill_on_drop: false }`
[INFO] [stdout] 823010391d80e6cc42840dcbbfee2441002a04916ae4ac20b1fd4190598d9f5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c7703df5a6824b1810e256dd92c6ecedafa0296c130b58bcb8c5bb8bf39327a3
[INFO] running `Command { std: "docker" "start" "-a" "c7703df5a6824b1810e256dd92c6ecedafa0296c130b58bcb8c5bb8bf39327a3", 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/remotia_serialization_utils-2491613eac3ff91a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests remotia_serialization_utils
[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" "c7703df5a6824b1810e256dd92c6ecedafa0296c130b58bcb8c5bb8bf39327a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7703df5a6824b1810e256dd92c6ecedafa0296c130b58bcb8c5bb8bf39327a3", kill_on_drop: false }`
[INFO] [stdout] c7703df5a6824b1810e256dd92c6ecedafa0296c130b58bcb8c5bb8bf39327a3