[INFO] fetching crate hot_potato 0.1.2...
[INFO] checking hot_potato-0.1.2 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate hot_potato 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate hot_potato 0.1.2 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hot_potato 0.1.2
[INFO] finished tweaking crates.io crate hot_potato 0.1.2
[INFO] tweaked toml for crates.io crate hot_potato 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]       Adding venial v0.5.0 (available: v0.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded venial v0.5.0
[INFO] [stderr]   Downloaded hot_potato_proc_macro v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f93a9669b89cded363b14542e71d3dfe2cda973c6a53b30871efbbc7512bc566
[INFO] running `Command { std: "docker" "start" "-a" "f93a9669b89cded363b14542e71d3dfe2cda973c6a53b30871efbbc7512bc566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f93a9669b89cded363b14542e71d3dfe2cda973c6a53b30871efbbc7512bc566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93a9669b89cded363b14542e71d3dfe2cda973c6a53b30871efbbc7512bc566", kill_on_drop: false }`
[INFO] [stdout] f93a9669b89cded363b14542e71d3dfe2cda973c6a53b30871efbbc7512bc566
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 283f7a7ce2eabd4d205b2ed7ae9b5e3f4026333ef709e35ea7da9f41bfb85401
[INFO] running `Command { std: "docker" "start" "-a" "283f7a7ce2eabd4d205b2ed7ae9b5e3f4026333ef709e35ea7da9f41bfb85401", kill_on_drop: false }`
[INFO] [stderr]    Compiling venial v0.5.0
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking libloading v0.8.5
[INFO] [stderr]     Checking inventory v0.3.15
[INFO] [stderr]    Compiling hot_potato_proc_macro v0.1.2
[INFO] [stderr]     Checking hot_potato v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged
[INFO] [stdout]   --> src/lib.rs:97:14
[INFO] [stdout]    |
[INFO] [stdout] 97 |     unsafe { LIBHOLDER.take(); }
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged
[INFO] [stdout]   --> src/lib.rs:97:14
[INFO] [stdout]    |
[INFO] [stdout] 97 |     unsafe { LIBHOLDER.take(); }
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `Command { std: "docker" "inspect" "283f7a7ce2eabd4d205b2ed7ae9b5e3f4026333ef709e35ea7da9f41bfb85401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "283f7a7ce2eabd4d205b2ed7ae9b5e3f4026333ef709e35ea7da9f41bfb85401", kill_on_drop: false }`
[INFO] [stdout] 283f7a7ce2eabd4d205b2ed7ae9b5e3f4026333ef709e35ea7da9f41bfb85401