[INFO] fetching crate eternaltwin_serde_tools 0.16.4...
[INFO] testing eternaltwin_serde_tools-0.16.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate eternaltwin_serde_tools 0.16.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate eternaltwin_serde_tools 0.16.4
[INFO] finished tweaking crates.io crate eternaltwin_serde_tools 0.16.4
[INFO] tweaked toml for crates.io crate eternaltwin_serde_tools 0.16.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate eternaltwin_serde_tools 0.16.4 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 eternaltwin_serde_tools 0.16.4 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7c79e9b3bf679e33275518d8094d74b1d0599a0f420189e0101bd108a5d7a769
[INFO] running `Command { std: "docker" "start" "-a" "7c79e9b3bf679e33275518d8094d74b1d0599a0f420189e0101bd108a5d7a769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c79e9b3bf679e33275518d8094d74b1d0599a0f420189e0101bd108a5d7a769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c79e9b3bf679e33275518d8094d74b1d0599a0f420189e0101bd108a5d7a769", kill_on_drop: false }`
[INFO] [stdout] 7c79e9b3bf679e33275518d8094d74b1d0599a0f420189e0101bd108a5d7a769
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 071c8a3bf9e8a0c1e487f6fdebe31a0b28a7d894614a30c3039c8b72d0be9f84
[INFO] running `Command { std: "docker" "start" "-a" "071c8a3bf9e8a0c1e487f6fdebe31a0b28a7d894614a30c3039c8b72d0be9f84", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling eternaltwin_serde_tools v0.16.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.08s
[INFO] running `Command { std: "docker" "inspect" "071c8a3bf9e8a0c1e487f6fdebe31a0b28a7d894614a30c3039c8b72d0be9f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "071c8a3bf9e8a0c1e487f6fdebe31a0b28a7d894614a30c3039c8b72d0be9f84", kill_on_drop: false }`
[INFO] [stdout] 071c8a3bf9e8a0c1e487f6fdebe31a0b28a7d894614a30c3039c8b72d0be9f84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] eb43634a586e3727ded1acc7d647b1829095451458e99f9e338de0679c5c44b4
[INFO] running `Command { std: "docker" "start" "-a" "eb43634a586e3727ded1acc7d647b1829095451458e99f9e338de0679c5c44b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.135
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling eternaltwin_serde_tools v0.16.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "eb43634a586e3727ded1acc7d647b1829095451458e99f9e338de0679c5c44b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb43634a586e3727ded1acc7d647b1829095451458e99f9e338de0679c5c44b4", kill_on_drop: false }`
[INFO] [stdout] eb43634a586e3727ded1acc7d647b1829095451458e99f9e338de0679c5c44b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 70ec981bc46ef3eeae24ce518e57057571f09b9fd4718638a4a6a082966b3a1b
[INFO] running `Command { std: "docker" "start" "-a" "70ec981bc46ef3eeae24ce518e57057571f09b9fd4718638a4a6a082966b3a1b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/eternaltwin_serde_tools-38799e5a4e6b9e40)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::read_error_on_missing_nested_option ... ok
[INFO] [stdout] test test::read_ok_on_null_explicit_option ... ok
[INFO] [stderr]    Doc-tests eternaltwin_serde_tools
[INFO] [stdout] test test::read_ok_on_defined_nested_option ... ok
[INFO] [stdout] test test::read_ok_on_null_nested_option ... ok
[INFO] [stdout] test test::read_ok_on_defined_explicit_option ... ok
[INFO] [stdout] test test::read_error_on_missing_explicit_option ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - deserialize_nested_option (line 66) ... ok
[INFO] [stdout] test src/lib.rs - deserialize_explicit_option (line 29) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "70ec981bc46ef3eeae24ce518e57057571f09b9fd4718638a4a6a082966b3a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70ec981bc46ef3eeae24ce518e57057571f09b9fd4718638a4a6a082966b3a1b", kill_on_drop: false }`
[INFO] [stdout] 70ec981bc46ef3eeae24ce518e57057571f09b9fd4718638a4a6a082966b3a1b