[INFO] cloning repository https://github.com/benc-uk/w4-snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benc-uk/w4-snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenc-uk%2Fw4-snake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenc-uk%2Fw4-snake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f5350ab24f6437926acb998a8a95e4070ca3e13
[INFO] checking benc-uk/w4-snake against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenc-uk%2Fw4-snake" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/benc-uk/w4-snake
[INFO] finished tweaking git repo https://github.com/benc-uk/w4-snake
[INFO] tweaked toml for git repo https://github.com/benc-uk/w4-snake written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/benc-uk/w4-snake on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/benc-uk/w4-snake 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded buddy-alloc v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa31a4e91ab743db29c938f0675a37eb414d034baf1ccbf1b9895775379bc4f2
[INFO] running `Command { std: "docker" "start" "-a" "fa31a4e91ab743db29c938f0675a37eb414d034baf1ccbf1b9895775379bc4f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa31a4e91ab743db29c938f0675a37eb414d034baf1ccbf1b9895775379bc4f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa31a4e91ab743db29c938f0675a37eb414d034baf1ccbf1b9895775379bc4f2", kill_on_drop: false }`
[INFO] [stdout] fa31a4e91ab743db29c938f0675a37eb414d034baf1ccbf1b9895775379bc4f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e006369c3c42886919e83b2e8db0995f309bc613475df3986a9e600fdeeda872
[INFO] running `Command { std: "docker" "start" "-a" "e006369c3c42886919e83b2e8db0995f309bc613475df3986a9e600fdeeda872", kill_on_drop: false }`
[INFO] [stderr]     Checking buddy-alloc v0.4.1
[INFO] [stderr]     Checking cart v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/alloc.rs:13:42
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let fast_param = FastAllocParam::new(FAST_HEAP.as_ptr(), FAST_HEAP_SIZE);
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/alloc.rs:13:42
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let fast_param = FastAllocParam::new(FAST_HEAP.as_ptr(), FAST_HEAP_SIZE);
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/alloc.rs:14:44
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let buddy_param = BuddyAllocParam::new(HEAP.as_ptr(), HEAP_SIZE, LEAF_SIZE);
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/alloc.rs:14:44
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let buddy_param = BuddyAllocParam::new(HEAP.as_ptr(), HEAP_SIZE, LEAF_SIZE);
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "e006369c3c42886919e83b2e8db0995f309bc613475df3986a9e600fdeeda872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e006369c3c42886919e83b2e8db0995f309bc613475df3986a9e600fdeeda872", kill_on_drop: false }`
[INFO] [stdout] e006369c3c42886919e83b2e8db0995f309bc613475df3986a9e600fdeeda872