[INFO] fetching crate crate_interface 0.1.3...
[INFO] checking crate_interface-0.1.3 against try#ccf408f4326a858c00dd845a64a86b16f360a801 for pr-129466-2
[INFO] extracting crate crate_interface 0.1.3 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate crate_interface 0.1.3 on toolchain ccf408f4326a858c00dd845a64a86b16f360a801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crate_interface 0.1.3
[INFO] finished tweaking crates.io crate crate_interface 0.1.3
[INFO] tweaked toml for crates.io crate crate_interface 0.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c955ddbfd3f744f483349d39813ebc7600c6d28805798490246406a7e18f69fe
[INFO] running `Command { std: "docker" "start" "-a" "c955ddbfd3f744f483349d39813ebc7600c6d28805798490246406a7e18f69fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c955ddbfd3f744f483349d39813ebc7600c6d28805798490246406a7e18f69fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c955ddbfd3f744f483349d39813ebc7600c6d28805798490246406a7e18f69fe", kill_on_drop: false }`
[INFO] [stdout] c955ddbfd3f744f483349d39813ebc7600c6d28805798490246406a7e18f69fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 957ef2155ec87a7d6dc52b7036f5e3c45d66cdf2769b5140bb5442e0157ea1e2
[INFO] running `Command { std: "docker" "start" "-a" "957ef2155ec87a7d6dc52b7036f5e3c45d66cdf2769b5140bb5442e0157ea1e2", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Migrating Cargo.toml from 2021 edition to 2024
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.13
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]     Checking crate_interface v0.1.3 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed src/lib.rs (2 fixes)
[INFO] [stderr]    Migrating tests/test_crate_interface.rs from 2021 edition to 2024
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.74s
[INFO] [stderr] Running `cargo check` to verify 2024
[INFO] [stderr]     Checking crate_interface v0.1.3 (/tmp/fixit)
[INFO] [stdout] error: extern blocks must be unsafe
[INFO] [stdout]  --> tests/test_crate_interface.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[def_interface]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the attribute macro `def_interface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unsafe attribute used without unsafe
[INFO] [stdout]   --> tests/test_crate_interface.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[impl_interface]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^ usage of unsafe attribute
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `impl_interface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: wrap the attribute in `unsafe(...)`
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[unsafe(impl_interface)]
[INFO] [stdout]    |   +++++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crate_interface` (test "test_crate_interface") due to 3 previous errors
[INFO] [stderr] error: failed to check after updating to 2024
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "957ef2155ec87a7d6dc52b7036f5e3c45d66cdf2769b5140bb5442e0157ea1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "957ef2155ec87a7d6dc52b7036f5e3c45d66cdf2769b5140bb5442e0157ea1e2", kill_on_drop: false }`
[INFO] [stdout] 957ef2155ec87a7d6dc52b7036f5e3c45d66cdf2769b5140bb5442e0157ea1e2