[INFO] fetching crate frclib-core 0.2.4...
[INFO] testing frclib-core-0.2.4 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate frclib-core 0.2.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate frclib-core 0.2.4
[INFO] finished tweaking crates.io crate frclib-core 0.2.4
[INFO] tweaked toml for crates.io crate frclib-core 0.2.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate frclib-core 0.2.4 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages to latest compatible versions
[INFO] [stderr]       Adding ctor v0.2.9 (available: v0.9.1)
[INFO] [stderr]       Adding nalgebra v0.33.3 (available: v0.34.2)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0bcab13a947e30a0688393a0c2c13caac0edb72a4dc56f04c0623cf27478729
[INFO] running `Command { std: "docker" "start" "-a" "e0bcab13a947e30a0688393a0c2c13caac0edb72a4dc56f04c0623cf27478729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0bcab13a947e30a0688393a0c2c13caac0edb72a4dc56f04c0623cf27478729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0bcab13a947e30a0688393a0c2c13caac0edb72a4dc56f04c0623cf27478729", kill_on_drop: false }`
[INFO] [stdout] e0bcab13a947e30a0688393a0c2c13caac0edb72a4dc56f04c0623cf27478729
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee01c693c6d667972a06a14697436d4d60d8c60c18382defcf4e3a927540a52c
[INFO] running `Command { std: "docker" "start" "-a" "ee01c693c6d667972a06a14697436d4d60d8c60c18382defcf4e3a927540a52c", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling frclib-core v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: lint `cenum_impl_drop_cast` has been removed: converted into hard error, see <https://github.com/rust-lang/rust/issues/73333> for more information
[INFO] [stdout]   --> src/lib.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     cenum_impl_drop_cast,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     warnings,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(renamed_and_removed_lints)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `missing_fragment_specifier` has been removed: converted into hard error, see <https://github.com/rust-lang/rust/issues/40107> for more information
[INFO] [stdout]   --> src/lib.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     missing_fragment_specifier,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `frclib-core` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ee01c693c6d667972a06a14697436d4d60d8c60c18382defcf4e3a927540a52c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee01c693c6d667972a06a14697436d4d60d8c60c18382defcf4e3a927540a52c", kill_on_drop: false }`
[INFO] [stdout] ee01c693c6d667972a06a14697436d4d60d8c60c18382defcf4e3a927540a52c