[INFO] fetching crate serde_libconfig 0.0.2...
[INFO] testing serde_libconfig-0.0.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate serde_libconfig 0.0.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate serde_libconfig 0.0.2
[INFO] finished tweaking crates.io crate serde_libconfig 0.0.2
[INFO] tweaked toml for crates.io crate serde_libconfig 0.0.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_libconfig 0.0.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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 thiserror v1.0.69 (available: v2.0.17)
[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] a3fcf906b3a6eb5de2ab1d5fa7ca7dbefbf0b95fe1c04a7e63cd7818351944fa
[INFO] running `Command { std: "docker" "start" "-a" "a3fcf906b3a6eb5de2ab1d5fa7ca7dbefbf0b95fe1c04a7e63cd7818351944fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3fcf906b3a6eb5de2ab1d5fa7ca7dbefbf0b95fe1c04a7e63cd7818351944fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3fcf906b3a6eb5de2ab1d5fa7ca7dbefbf0b95fe1c04a7e63cd7818351944fa", kill_on_drop: false }`
[INFO] [stdout] a3fcf906b3a6eb5de2ab1d5fa7ca7dbefbf0b95fe1c04a7e63cd7818351944fa
[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] 72432329d8e0634ce3d5edeb61f05fe336f212b1b2e0099a7cbff5e4300b6941
[INFO] running `Command { std: "docker" "start" "-a" "72432329d8e0634ce3d5edeb61f05fe336f212b1b2e0099a7cbff5e4300b6941", kill_on_drop: false }`
[INFO] [stderr]    Compiling derive v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_libconfig v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.33s
[INFO] running `Command { std: "docker" "inspect" "72432329d8e0634ce3d5edeb61f05fe336f212b1b2e0099a7cbff5e4300b6941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72432329d8e0634ce3d5edeb61f05fe336f212b1b2e0099a7cbff5e4300b6941", kill_on_drop: false }`
[INFO] [stdout] 72432329d8e0634ce3d5edeb61f05fe336f212b1b2e0099a7cbff5e4300b6941
[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] d4d0fc0d0d69169df892e9ca01d8bde37e5526e54b4711d842136d2e9c037439
[INFO] running `Command { std: "docker" "start" "-a" "d4d0fc0d0d69169df892e9ca01d8bde37e5526e54b4711d842136d2e9c037439", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_libconfig v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "d4d0fc0d0d69169df892e9ca01d8bde37e5526e54b4711d842136d2e9c037439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4d0fc0d0d69169df892e9ca01d8bde37e5526e54b4711d842136d2e9c037439", kill_on_drop: false }`
[INFO] [stdout] d4d0fc0d0d69169df892e9ca01d8bde37e5526e54b4711d842136d2e9c037439
[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] 5eefda55acfe1ed065607c319eb40fb3b39d48412e11cd3b993b9cb37e81afec
[INFO] running `Command { std: "docker" "start" "-a" "5eefda55acfe1ed065607c319eb40fb3b39d48412e11cd3b993b9cb37e81afec", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_libconfig-570d12b9a6b05009)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test de::test_enum ... ok
[INFO] [stdout] test ser::tests::test_enum ... ok
[INFO] [stdout] test ser::tests::test_enum_newtype ... ok
[INFO] [stdout] test ser::tests::test_enum_struct ... ok
[INFO] [stdout] test ser::tests::test_enum_tuple ... ok
[INFO] [stdout] test ser::tests::test_ser_nested_struct ... ok
[INFO] [stdout] test ser::tests::test_ser_nested_struct_multi_var ... ok
[INFO] [stdout] test ser::tests::test_ser_struct_i16 ... ok
[INFO] [stdout] test ser::tests::test_ser_struct_bool ... ok
[INFO] [stdout] test de::test_struct ... ok
[INFO] [stdout] test ser::tests::test_ser_struct_i64 ... ok
[INFO] [stdout] test ser::tests::test_struct ... ok
[INFO] [stdout] test ser::tests::test_ser_struct_str ... ok
[INFO] [stdout] test ser::tests::test_ser_struct_two_vars ... ok
[INFO] [stdout] test ser::tests::test_ser_struct_u16 ... ok
[INFO] [stderr]    Doc-tests serde_libconfig
[INFO] [stdout] test ser::tests::test_ser_struct_u64 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[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" "5eefda55acfe1ed065607c319eb40fb3b39d48412e11cd3b993b9cb37e81afec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eefda55acfe1ed065607c319eb40fb3b39d48412e11cd3b993b9cb37e81afec", kill_on_drop: false }`
[INFO] [stdout] 5eefda55acfe1ed065607c319eb40fb3b39d48412e11cd3b993b9cb37e81afec