[INFO] fetching crate mercust-msgpack 0.0.1...
[INFO] testing mercust-msgpack-0.0.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mercust-msgpack 0.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mercust-msgpack 0.0.1
[INFO] finished tweaking crates.io crate mercust-msgpack 0.0.1
[INFO] tweaked toml for crates.io crate mercust-msgpack 0.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mercust-msgpack 0.0.1 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 15 packages to latest compatible versions
[INFO] [stderr]       Adding mercust v0.0.0 (available: v0.0.1)
[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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d191fe7679f5e1c3f92a8900f38eff3cd4c7a88da53498fea0bcb736a841eb4
[INFO] running `Command { std: "docker" "start" "-a" "4d191fe7679f5e1c3f92a8900f38eff3cd4c7a88da53498fea0bcb736a841eb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d191fe7679f5e1c3f92a8900f38eff3cd4c7a88da53498fea0bcb736a841eb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d191fe7679f5e1c3f92a8900f38eff3cd4c7a88da53498fea0bcb736a841eb4", kill_on_drop: false }`
[INFO] [stdout] 4d191fe7679f5e1c3f92a8900f38eff3cd4c7a88da53498fea0bcb736a841eb4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03e1a01a8a9483c09fb372eb03b1a439eda5543f768049df895a9208a3751cb4
[INFO] running `Command { std: "docker" "start" "-a" "03e1a01a8a9483c09fb372eb03b1a439eda5543f768049df895a9208a3751cb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling mercust v0.0.0
[INFO] [stderr]    Compiling mercust-msgpack v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.74s
[INFO] running `Command { std: "docker" "inspect" "03e1a01a8a9483c09fb372eb03b1a439eda5543f768049df895a9208a3751cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03e1a01a8a9483c09fb372eb03b1a439eda5543f768049df895a9208a3751cb4", kill_on_drop: false }`
[INFO] [stdout] 03e1a01a8a9483c09fb372eb03b1a439eda5543f768049df895a9208a3751cb4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb52f761ac524b877a128b2d20dd3612ded3f622973a7c1d6c42c362e7028153
[INFO] running `Command { std: "docker" "start" "-a" "bb52f761ac524b877a128b2d20dd3612ded3f622973a7c1d6c42c362e7028153", kill_on_drop: false }`
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling mercust-msgpack v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "bb52f761ac524b877a128b2d20dd3612ded3f622973a7c1d6c42c362e7028153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb52f761ac524b877a128b2d20dd3612ded3f622973a7c1d6c42c362e7028153", kill_on_drop: false }`
[INFO] [stdout] bb52f761ac524b877a128b2d20dd3612ded3f622973a7c1d6c42c362e7028153
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e65f6024d2118383003adebac129ace931c952269082688a28d1c3feb255252b
[INFO] running `Command { std: "docker" "start" "-a" "e65f6024d2118383003adebac129ace931c952269082688a28d1c3feb255252b", 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/mercust_msgpack-0ef6b98b257888cf)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test manifest::tests::test_serde_cycle ... ok
[INFO] [stdout] test data_elements::tests::test_serde_cycle ... ok
[INFO] [stdout] test filter::tests::test_serde_cycle ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mercust_msgpack
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/manifest.rs - manifest::deserialize_manifest_element (line 32) ... ok
[INFO] [stdout] test src/data_elements.rs - data_elements::serialize_data_element (line 8) ... ok
[INFO] [stdout] test src/filter.rs - filter::deserialize_filter_element (line 42) ... ok
[INFO] [stdout] test src/manifest.rs - manifest::serialize_manifest_element (line 8) ... ok
[INFO] [stdout] test src/data_elements.rs - data_elements::deserialize_data_element (line 31) ... ok
[INFO] [stdout] test src/filter.rs - filter::serialize_filter_element (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.93s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e65f6024d2118383003adebac129ace931c952269082688a28d1c3feb255252b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e65f6024d2118383003adebac129ace931c952269082688a28d1c3feb255252b", kill_on_drop: false }`
[INFO] [stdout] e65f6024d2118383003adebac129ace931c952269082688a28d1c3feb255252b