[INFO] fetching crate serde_piecewise_default_derive 0.2.0...
[INFO] testing serde_piecewise_default_derive-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate serde_piecewise_default_derive 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate serde_piecewise_default_derive 0.2.0
[INFO] finished tweaking crates.io crate serde_piecewise_default_derive 0.2.0
[INFO] tweaked toml for crates.io crate serde_piecewise_default_derive 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_piecewise_default_derive 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (available: v1.0.106)
[INFO] [stderr]       Adding quote v0.6.13 (available: v1.0.45)
[INFO] [stderr]       Adding syn v0.15.44 (available: v2.0.117)
[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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f85f925d49a247df1205939472e13ecebc7bdec0ca54c1887b6db3053ae6a63
[INFO] running `Command { std: "docker" "start" "-a" "7f85f925d49a247df1205939472e13ecebc7bdec0ca54c1887b6db3053ae6a63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f85f925d49a247df1205939472e13ecebc7bdec0ca54c1887b6db3053ae6a63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f85f925d49a247df1205939472e13ecebc7bdec0ca54c1887b6db3053ae6a63", kill_on_drop: false }`
[INFO] [stdout] 7f85f925d49a247df1205939472e13ecebc7bdec0ca54c1887b6db3053ae6a63
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8e851ed3edea78041209988ce08e9aa28e65b5a4b423dd5741b3fec577ebf4d
[INFO] running `Command { std: "docker" "start" "-a" "c8e851ed3edea78041209988ce08e9aa28e65b5a4b423dd5741b3fec577ebf4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling serde_piecewise_default_derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.39s
[INFO] running `Command { std: "docker" "inspect" "c8e851ed3edea78041209988ce08e9aa28e65b5a4b423dd5741b3fec577ebf4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8e851ed3edea78041209988ce08e9aa28e65b5a4b423dd5741b3fec577ebf4d", kill_on_drop: false }`
[INFO] [stdout] c8e851ed3edea78041209988ce08e9aa28e65b5a4b423dd5741b3fec577ebf4d
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a50e8c0f63d2d6370e4e7abb92abe770effb2984d9f29c7d9c98dc1ef0c4623c
[INFO] running `Command { std: "docker" "start" "-a" "a50e8c0f63d2d6370e4e7abb92abe770effb2984d9f29c7d9c98dc1ef0c4623c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_piecewise_default_derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "a50e8c0f63d2d6370e4e7abb92abe770effb2984d9f29c7d9c98dc1ef0c4623c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a50e8c0f63d2d6370e4e7abb92abe770effb2984d9f29c7d9c98dc1ef0c4623c", kill_on_drop: false }`
[INFO] [stdout] a50e8c0f63d2d6370e4e7abb92abe770effb2984d9f29c7d9c98dc1ef0c4623c
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fe9195ad8280a7fc91848b2c2b76512d4852cf6dcb618fe16214b82de20727d9
[INFO] running `Command { std: "docker" "start" "-a" "fe9195ad8280a7fc91848b2c2b76512d4852cf6dcb618fe16214b82de20727d9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_piecewise_default_derive-612e1826d09a95fe)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_piecewise_default_derive
[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 - deserialize_piecewise_default_derive (line 34) - compile ... ok
[INFO] [stdout] test src/lib.rs - deserialize_piecewise_default_derive (line 21) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fe9195ad8280a7fc91848b2c2b76512d4852cf6dcb618fe16214b82de20727d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe9195ad8280a7fc91848b2c2b76512d4852cf6dcb618fe16214b82de20727d9", kill_on_drop: false }`
[INFO] [stdout] fe9195ad8280a7fc91848b2c2b76512d4852cf6dcb618fe16214b82de20727d9
