[INFO] fetching crate magic_migrate_derive 2.0.0...
[INFO] testing magic_migrate_derive-2.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate magic_migrate_derive 2.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate magic_migrate_derive 2.0.0
[INFO] finished tweaking crates.io crate magic_migrate_derive 2.0.0
[INFO] tweaked toml for crates.io crate magic_migrate_derive 2.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate magic_migrate_derive 2.0.0 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 magic_migrate_derive 2.0.0 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4f845fb5dfdef2bfe22c17d111431b7b88ac8cbf77f6cab378cc025abc41362d
[INFO] running `Command { std: "docker" "start" "-a" "4f845fb5dfdef2bfe22c17d111431b7b88ac8cbf77f6cab378cc025abc41362d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f845fb5dfdef2bfe22c17d111431b7b88ac8cbf77f6cab378cc025abc41362d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f845fb5dfdef2bfe22c17d111431b7b88ac8cbf77f6cab378cc025abc41362d", kill_on_drop: false }`
[INFO] [stdout] 4f845fb5dfdef2bfe22c17d111431b7b88ac8cbf77f6cab378cc025abc41362d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] aaedf1e97a1840d2d0fd31cf7c5de2cd79bff516672ced7d49d27656e1ec98bf
[INFO] running `Command { std: "docker" "start" "-a" "aaedf1e97a1840d2d0fd31cf7c5de2cd79bff516672ced7d49d27656e1ec98bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling magic_migrate_derive v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.78s
[INFO] running `Command { std: "docker" "inspect" "aaedf1e97a1840d2d0fd31cf7c5de2cd79bff516672ced7d49d27656e1ec98bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaedf1e97a1840d2d0fd31cf7c5de2cd79bff516672ced7d49d27656e1ec98bf", kill_on_drop: false }`
[INFO] [stdout] aaedf1e97a1840d2d0fd31cf7c5de2cd79bff516672ced7d49d27656e1ec98bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 68730c9254a2b647af86ab277ccd9735bdbab2084bad00fec16d1209c928363a
[INFO] running `Command { std: "docker" "start" "-a" "68730c9254a2b647af86ab277ccd9735bdbab2084bad00fec16d1209c928363a", kill_on_drop: false }`
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling magic_migrate_derive v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "68730c9254a2b647af86ab277ccd9735bdbab2084bad00fec16d1209c928363a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68730c9254a2b647af86ab277ccd9735bdbab2084bad00fec16d1209c928363a", kill_on_drop: false }`
[INFO] [stdout] 68730c9254a2b647af86ab277ccd9735bdbab2084bad00fec16d1209c928363a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2b07bb20e38a0e0fbd977b20ed4e908a7e2fc14831fb943b69f98cdeda31bf69
[INFO] running `Command { std: "docker" "start" "-a" "2b07bb20e38a0e0fbd977b20ed4e908a7e2fc14831fb943b69f98cdeda31bf69", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/magic_migrate_derive-89fbc1ce10ec8a73)
[INFO] [stdout] running 7 tests
[INFO] [stdout] test container_attributes::test::test_explicit_deserializer ... ok
[INFO] [stdout] test container_attributes::test::test_unknown_attribute_errors ... ok
[INFO] [stdout] test container_attributes::test::test_no_prior ... ok
[INFO] [stdout] test container_attributes::test::test_prior_and_error ... ok
[INFO] [stdout] test container_attributes::test::test_prior_none ... ok
[INFO] [stdout] test container_attributes::test::test_prior_explicit_self ... ok
[INFO] [stdout] test container_attributes::test::test_implicit_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests magic_migrate_derive
[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" "2b07bb20e38a0e0fbd977b20ed4e908a7e2fc14831fb943b69f98cdeda31bf69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b07bb20e38a0e0fbd977b20ed4e908a7e2fc14831fb943b69f98cdeda31bf69", kill_on_drop: false }`
[INFO] [stdout] 2b07bb20e38a0e0fbd977b20ed4e908a7e2fc14831fb943b69f98cdeda31bf69