[INFO] fetching crate prost-arrow 0.0.3...
[INFO] testing prost-arrow-0.0.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate prost-arrow 0.0.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate prost-arrow 0.0.3
[INFO] finished tweaking crates.io crate prost-arrow 0.0.3
[INFO] tweaked toml for crates.io crate prost-arrow 0.0.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prost-arrow 0.0.3 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 65 packages to latest compatible versions
[INFO] [stderr]       Adding arrow-array v50.0.0 (available: v58.1.0)
[INFO] [stderr]       Adding arrow-schema v50.0.0 (available: v58.1.0)
[INFO] [stderr]       Adding prost v0.12.6 (available: v0.14.3)
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] dd66c8045be57a5ebdc405f48ea17be8101e8edc535e4741dce7cc4b9c9b677e
[INFO] running `Command { std: "docker" "start" "-a" "dd66c8045be57a5ebdc405f48ea17be8101e8edc535e4741dce7cc4b9c9b677e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd66c8045be57a5ebdc405f48ea17be8101e8edc535e4741dce7cc4b9c9b677e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd66c8045be57a5ebdc405f48ea17be8101e8edc535e4741dce7cc4b9c9b677e", kill_on_drop: false }`
[INFO] [stdout] dd66c8045be57a5ebdc405f48ea17be8101e8edc535e4741dce7cc4b9c9b677e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3a711052618b6a62f14218ee4e960dc4610be7207c1515a64494ec43b6fc4d66
[INFO] running `Command { std: "docker" "start" "-a" "3a711052618b6a62f14218ee4e960dc4610be7207c1515a64494ec43b6fc4d66", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling arrow-schema v50.0.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling prost-arrow-derive v0.0.3
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling prost-derive v0.12.6
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling prost v0.12.6
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling arrow-buffer v50.0.0
[INFO] [stderr]    Compiling arrow-data v50.0.0
[INFO] [stderr]    Compiling arrow-array v50.0.0
[INFO] [stderr]    Compiling prost-arrow v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.77s
[INFO] running `Command { std: "docker" "inspect" "3a711052618b6a62f14218ee4e960dc4610be7207c1515a64494ec43b6fc4d66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a711052618b6a62f14218ee4e960dc4610be7207c1515a64494ec43b6fc4d66", kill_on_drop: false }`
[INFO] [stdout] 3a711052618b6a62f14218ee4e960dc4610be7207c1515a64494ec43b6fc4d66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3fd089a6ef94330b7aa138814c13801ea3776891ed0d78f9c80efabe9ebe548d
[INFO] running `Command { std: "docker" "start" "-a" "3fd089a6ef94330b7aa138814c13801ea3776891ed0d78f9c80efabe9ebe548d", kill_on_drop: false }`
[INFO] [stderr]    Compiling prost-arrow v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "3fd089a6ef94330b7aa138814c13801ea3776891ed0d78f9c80efabe9ebe548d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd089a6ef94330b7aa138814c13801ea3776891ed0d78f9c80efabe9ebe548d", kill_on_drop: false }`
[INFO] [stdout] 3fd089a6ef94330b7aa138814c13801ea3776891ed0d78f9c80efabe9ebe548d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ac381371db870a1364c7ebb9a4e713e51149b05080a8573c1c3cae8ee0b96636
[INFO] running `Command { std: "docker" "start" "-a" "ac381371db870a1364c7ebb9a4e713e51149b05080a8573c1c3cae8ee0b96636", 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/prost_arrow-d38ad9aa0516e988)
[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] [stderr]    Doc-tests prost_arrow
[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" "ac381371db870a1364c7ebb9a4e713e51149b05080a8573c1c3cae8ee0b96636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac381371db870a1364c7ebb9a4e713e51149b05080a8573c1c3cae8ee0b96636", kill_on_drop: false }`
[INFO] [stdout] ac381371db870a1364c7ebb9a4e713e51149b05080a8573c1c3cae8ee0b96636
