[INFO] fetching crate no-mangle-if-debug 0.1.0...
[INFO] checking no-mangle-if-debug-0.1.0 against try#ccf408f4326a858c00dd845a64a86b16f360a801 for pr-129466-2
[INFO] extracting crate no-mangle-if-debug 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate no-mangle-if-debug 0.1.0 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 no-mangle-if-debug 0.1.0
[INFO] finished tweaking crates.io crate no-mangle-if-debug 0.1.0
[INFO] tweaked toml for crates.io crate no-mangle-if-debug 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate no-mangle-if-debug 0.1.0 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" "+ccf408f4326a858c00dd845a64a86b16f360a801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] cb81d40a39377cfb177a7356caed5f540878e603cc867b425aa9302c8fc98940
[INFO] running `Command { std: "docker" "start" "-a" "cb81d40a39377cfb177a7356caed5f540878e603cc867b425aa9302c8fc98940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb81d40a39377cfb177a7356caed5f540878e603cc867b425aa9302c8fc98940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb81d40a39377cfb177a7356caed5f540878e603cc867b425aa9302c8fc98940", kill_on_drop: false }`
[INFO] [stdout] cb81d40a39377cfb177a7356caed5f540878e603cc867b425aa9302c8fc98940
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a6aab41ae71d3c41dd1c60e29f78608bc4efad78240cacf68a6ea8fd35df9dce
[INFO] running `Command { std: "docker" "start" "-a" "a6aab41ae71d3c41dd1c60e29f78608bc4efad78240cacf68a6ea8fd35df9dce", 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 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking unicode-ident v1.0.3
[INFO] [stderr]     Checking no-mangle-if-debug v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating examples/no-mangle-if-debug-example.rs from 2021 edition to 2024
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.56s
[INFO] [stderr] Running `cargo check` to verify 2024
[INFO] [stderr]    Compiling no-mangle-if-debug v0.1.0 (/tmp/fixit)
[INFO] [stdout] error: unsafe attribute used without unsafe
[INFO] [stdout]  --> examples/no-mangle-if-debug-example.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[no_mangle_if_debug]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ usage of unsafe attribute
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the attribute macro `no_mangle_if_debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: wrap the attribute in `unsafe(...)`
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[unsafe(no_mangle_if_debug)]
[INFO] [stdout]   |   +++++++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `no-mangle-if-debug` (example "no-mangle-if-debug-example") due to 2 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" "a6aab41ae71d3c41dd1c60e29f78608bc4efad78240cacf68a6ea8fd35df9dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6aab41ae71d3c41dd1c60e29f78608bc4efad78240cacf68a6ea8fd35df9dce", kill_on_drop: false }`
[INFO] [stdout] a6aab41ae71d3c41dd1c60e29f78608bc4efad78240cacf68a6ea8fd35df9dce